> For the complete documentation index, see [llms.txt](https://swatplus.gitbook.io/io-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://swatplus.gitbook.io/io-docs/introduction-1.md).

# SWAT+ Input Files

- [Input File Format](https://swatplus.gitbook.io/io-docs/introduction-1/input-file-format.md)
- [Master File (file.cio)](https://swatplus.gitbook.io/io-docs/introduction-1/master-file-file.cio.md)
- [Simulation Settings](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings.md)
- [object.cnt](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/object.cnt.md): This file specifies the land area and the total area (including ponds and reservoirs) of the watershed and the counts of all spatial objects in a simulation.
- [time.sim](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/time.sim.md): This file controls the simulation time period and time step.
- [day\_start](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/time.sim/day_start.md): Beginning day of the simulation
- [yrc\_start](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/time.sim/yrc_start.md): Beginning year of the simulation
- [day\_end](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/time.sim/day_end.md): Ending day of the simulation
- [yrc\_end](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/time.sim/yrc_end.md): Ending year of the simulation
- [step](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/time.sim/step.md): Time step of the simulation
- [print.prt](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/print.prt.md): This file controls which output files will be printed during the simulation.
- [nyskip](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/print.prt/nyskip.md): Number of years at the beginning of the simulation to not print output
- [interval](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/print.prt/interval.md): Print interval within the period
- [aa\_int\_cnt](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/print.prt/aa_int_cnt.md): Number of print intervals for average annual output
- [hydcon](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/print.prt/hydcon.md): Hydrograph connections
- [object](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/print.prt/object.md): Objects that output can be printed for at different time steps
- [object.prt](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/object.prt.md): This file allows the user to print selected output for individual spatial objects.
- [obj\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/object.prt/obj_typ.md): Type of object to print output for
- [obj\_typ\_no](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/object.prt/obj_typ_no.md): Number of the object to print output for
- [hyd\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/simulation-settings/object.prt/hyd_typ.md): Type of hydrograph to print
- [Climate](https://swatplus.gitbook.io/io-docs/introduction-1/climate.md)
- [weather-sta.cli](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli.md): This file lists the weather stations defined for a SWAT+ setup.
- [name (weather\_sta.cli)](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/name-weather_sta.cli.md): Name of the weather station
- [wgn](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/wgn.md): Name of the weather generator station
- [pcp](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/pcp.md): Name of the precipitation station
- [tmp](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/tmp.md): Name of the temperature station
- [slr](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/slr.md): Name of the solar radiation station
- [hmd](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/hmd.md): Name of the relative humidity station
- [wnd](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/wnd.md): Name of the wind speed station
- [pet](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/pet.md): Name of the PET station
- [atmo\_dep](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-sta.cli/atmo_dep.md): Name of the atmospheric deposition station
- [weather-wgn.cli](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli.md): This file contains weather generator data to be used for a SWAT+ setup.
- [name (weather\_wgn.cli)](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/name-weather_wgn.cli.md): Name of the weather generator station
- [yrs\_pcp](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/yrs_pcp.md): Number of years of maximum monthly 0.5 h rainfall data
- [tmp\_max\_ave](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/tmp_max_ave.md): Average or mean daily maximum air temperature for month
- [tmp\_min\_ave](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/tmp_min_ave.md): Average or mean daily minimum air temperature for month
- [tmp\_max\_sd](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/tmp_max_sd.md): Standard deviation for daily maximum air temperature in month
- [tmp\_min\_sd](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/tmp_min_sd.md): Standard deviation for daily minimum air temperature in month
- [pcp\_ave](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/pcp_ave.md): Average or mean total monthly precipitation
- [pcp\_sd](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/pcp_sd.md): Standard deviation for daily precipitation in month
- [pcp\_skew](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/pcp_skew.md): Skew coefficient for daily precipitation in month
- [wet\_dry](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/wet_dry.md): Probability of a wet day following a dry day in the month
- [wet\_wet](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/wet_wet.md): Probability of a wet day following a wet day in the month
- [pcp\_days](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/pcp_days.md): Average number of days of precipitation in month
- [pcp\_hhr](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/pcp_hhr.md): Maximum 0.5-hour rainfall in month
- [slr\_ave](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/slr_ave.md): Average daily solar radiation for month
- [dew\_ave](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/dew_ave.md): Average daily dew point temperature for each month (ºC) or relative humidity (fraction)
- [wnd\_ave](https://swatplus.gitbook.io/io-docs/introduction-1/climate/weather-wgn.cli/wnd_ave.md): Average daily wind speed in month
- [pcp.cli and pcp data files](https://swatplus.gitbook.io/io-docs/introduction-1/climate/pcp.cli-and-precipitation-data-files.md): These files contain all information needed by the model about observed precipitation data.
- [tmp.cli and tmp data files](https://swatplus.gitbook.io/io-docs/introduction-1/climate/tmp.cli-and-temperature-data-files.md): These files contain all information needed by the model about observed temperature data.
- [hmd.cli and hmd data files](https://swatplus.gitbook.io/io-docs/introduction-1/climate/hmd.cli-and-humidity-data-files.md): These files contain all information needed by the model about observed relative humidity data.
- [slr.cli and slr data files](https://swatplus.gitbook.io/io-docs/introduction-1/climate/slr.cli-and-solar-radiation-data-files.md): These files contain all information needed by the model about observed solar radiation data.
- [wnd.cli and wnd data files](https://swatplus.gitbook.io/io-docs/introduction-1/climate/wnd.cli-and-wind-speed-data-files.md): These files contain all information needed by the model about observed wind speed data.
- [atmo.cli](https://swatplus.gitbook.io/io-docs/introduction-1/climate/atmo.cli.md): This file contains observed atmospheric deposition data.
- [timestep](https://swatplus.gitbook.io/io-docs/introduction-1/climate/atmo.cli/timestep.md): Time step of the atmospheric deposition data
- [num\_aa](https://swatplus.gitbook.io/io-docs/introduction-1/climate/atmo.cli/num_aa.md): Number of months or years data is available for
- [Basin](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1.md)
- [codes.bsn](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn.md): This file contains control codes for the simulation of basin-level processes.
- [pet](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/pet.md): Potential evapotranspiration (PET) method
- [crack](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/crack.md): Crack flow code
- [swift\_out](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/rtu_wq.md): SWIFT input file
- [rte\_cha](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/rte_cha.md): Channel water routing method
- [nostress](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/rte_pest.md): Plant stress
- [carbon](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/carbon.md): Carbon routine
- [lapse](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/baseflo.md): Precipitation and temperature lapse rate control
- [uhyd](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/uhyd.md): Unit Hydrograph method
- [tiledrain](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/tiledrain.md): Tile drainage equation code
- [wtable](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/wtable.md): Water table depth algorithm code
- [soil\_p](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/soil_p.md): Soil phosphorus model
- [gampt](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/abstr_init.md): Surface runoff method
- [qual2e](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/qual2e.md): Instream nutrient routing method
- [gwflow](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/codes.bsn/headwater.md): Flood routing
- [parameters.bsn](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn.md): This file contains basin-level parameters.
- [sw\_init](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/sw_init.md): Initial soil water storage expressed as a fraction of field capacity water content
- [surq\_lag](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/surq_lag.md): Surface runoff lag coefficient
- [adj\_pkrt](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/adj_pkrt.md): Peak rate adjustment factor for sediment routing in the subbasin (tributary channels)
- [prf](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/adj_pkrt_sed.md): Peak rate factor
- [orgn\_min](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/orgn_min.md): Rate factor for humus mineralization of active organic nutrients (N and P)
- [n\_uptake](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/n_uptake.md): Nitrogen uptake distribution parameter
- [p\_uptake](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/p_uptake.md): Phosphorus uptake distribution parameter
- [n\_perc](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/n_perc.md): Nitrate percolation coefficient
- [p\_perc](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/p_perc.md): Phosphorus percolation coefficient
- [p\_soil](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/p_soil.md): Phosphorus soil partitioning coefficient
- [p\_avail](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/p_avail.md): Phosphorus availability index
- [rsd\_decomp](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/rsd_decomp.md): Residue decomposition coefficient
- [pest\_perc](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/pest_perc.md): Pesticide percolation coefficient
- [msk\_co1](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/msk_co1.md): Coefficient to control the impact of the storage time constant for normal flow on the overall storage time constant for the channel
- [msk\_co2](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/msk_co2.md): Coefficient to control the impact of the storage time constant for low flow on the overall storage time constant for the channel
- [msk\_x](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/msk_x.md): Weighting factor control relative importance of inflow rate and outflow rate in determining storage on reach
- [nperco\_lchtile](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/trans_loss.md): Nitrogen concentration coefficient for tile flow and leaching from bottom layer
- [evap\_adj](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/evap_adj.md): Reach evaporation adjustment factor
- [denit\_exp](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/denit_exp.md): Denitrification exponential rate coefficient
- [denit\_frac](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/denit_frac.md): Denitrification threshold water content
- [adj\_uhyd](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/adj_uhyd.md): Adjustment factor for subdaily unit hydrograph basetime
- [cn\_froz](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/cn_froz.md): Parameter for frozen soil adjustment on infiltration/runoff
- [dorm\_hr](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/dorm_hr.md): Time threshold used to define dormancy
- [plaps](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/s_max.md): Precipitation lapse rate
- [tlaps](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/n_fix.md): Temperature lapse rate
- [n\_fix\_max](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/n_fix_max.md): Maximum daily nitrogen fixation
- [rsd\_decay](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/rsd_decay.md): Minimum daily residue decay
- [urb\_init\_abst](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/vel_crit.md): Maximum initial abstraction for urban areas
- [uhyd\_alpha](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/uhyd_alpha.md): Alpha coefficient for gamma function unit hydrograph
- [splash](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/splash.md): Splash erosion coefficient
- [rill](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/rill.md): Rill erosion coefficient
- [surq\_exp](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/surq_exp.md): Exponential coefficient for overland flow
- [cov\_mgt](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/cov_mgt.md): Scaling parameter for cover and management factor for overland flow erosion
- [co2](https://swatplus.gitbook.io/io-docs/introduction-1/basin-1/parameters.bsn/cha_part_sd.md): CO2 concentration in the atmosphere at start of simulation
- [Landscape Units](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units.md)
- [ls\_unit.def](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.def.md): This file defines which HRUs are elements of the Landscape Units in a SWAT+ setup.
- [id (ls\_unit.def)](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.def/id-ls_unit.def.md)
- [name (ls\_unit.def)](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.def/name-ls_unit.def.md): Name of the Landscape Unit
- [elem\_tot](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.def/elem_tot.md): Number of columns to read for list of elements in the Landscape Unit
- [elements](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.def/elements.md)
- [ls\_unit.ele](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.ele.md): This file lists the HRUs that are elements in a Landscape Unit.
- [id (ls\_unit.ele)](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.ele/id-ls_unit.ele.md): ID of the element
- [name (ls\_unit.ele)](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.ele/name-ls_unit.ele.md): Name of the element
- [obj\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.ele/obj_typ.md): Object type of the element
- [obj\_typ\_no](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.ele/obj_typ_no.md)
- [bsn\_frac](https://swatplus.gitbook.io/io-docs/introduction-1/landscape-units/ls_unit.ele/bsn_frac.md)
- [Routing Units](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units.md)
- [rout\_unit.rtu](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled.md): This file references other files specifying the elements that are part of a Routing Unit and its topographic and field properties.
- [id (rout\_unit.rtu)](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled/id-rout_unit.rtu.md): ID of the routing unit
- [name (rout\_unit.rtu)](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled/name-rout_unit.rtu.md): Name of the routing unit
- [define](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled/define.md): Pointer to the routing unit definition file
- [topo](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled/topo.md): Pointer to the topography file
- [field](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled/field.md): Pointer to the field file
- [rout\_unit.def](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-1.md): This file specifies which elements a Routing Unit contains.
- [id (rout\_unit.def)](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-1/id-rout_unit.def.md): Unique ID of the Routing Unit
- [name (rout\_unit.def)](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-1/name-rout_unit.def.md): Name of the Routing Unit
- [elem\_tot](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-1/elem_tot.md): Number of columns to read for list of elements in the Routing Unit
- [elements](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-1/elements.md): First column listing elements in the Routing Unit
- [rout\_unit.ele](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-2.md): This file lists all elements that are part of a Routing Unit.
- [id (rout\_unit.ele)](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-2/id-rout_unit.ele.md): ID of the element
- [name (rout\_uni.ele)](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-2/name-rout_uni.ele.md): Name of the element
- [obj\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-2/obj_typ.md): Object type of the element
- [obj\_id](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-2/obj_id.md): Object ID of the element
- [frac](https://swatplus.gitbook.io/io-docs/introduction-1/routing-units/untitled-2/frac.md): Fraction of element in Routing Unit
- [Hydrologic Response Units](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units.md)
- [hru-data.hru](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru.md): This file contains pointers to several files that specify the HRU properties.
- [id (hru-data.hru)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/id-hru-data.hru.md): Unique ID of the HRU
- [name (hru-data.hru)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/name_hru.md): Name of the HRU
- [topo](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/topo.md): Pointer to the topography file
- [hydro](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/hydro.md): Pointer to the hydrology file
- [soil](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/soil.md): Pointer to the soil file
- [lu\_mgt](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/lu_mgt.md): Pointer to the land use and management file
- [soil\_plant\_init](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/soil_ini.md): Pointer to the soil and plant initialization file
- [surf\_stor](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/surf_stor.md): Pointer to the wetland file
- [snow](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/snow.md): Pointer to the snow file
- [field](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/field.md): Pointer to the field file
- [hru-lte.hru](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru.md)
- [id (hru-lte.hru)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/id-hru-lte.hru.md): ID of the HRU-lte
- [name (hru-lte.hru)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/name_hrulte_db.md): Name of HRU-lte
- [area](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/area.md): HRU-lte drainage area
- [cn2](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/cn2.md): Condition II Curve Number
- [cn3\_swf](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/cn3_swf.md): Soil water factor for CN3
- [t\_conc](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/t_conc.md): Time of concentration
- [soil\_dp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/soil_dp.md): Soil profile depth
- [perco\_co](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/perco_co.md): Soil percolation coefficient
- [slp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/slp.md): Land surface slope
- [slp\_len](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/slp_len.md): Land surface slope length
- [et\_co](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/et_co.md): ET coefficient
- [aqu\_sp\_yld](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/aqu_sp_yld.md): Specific yield of the shallow aquifer
- [alpha\_bf](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/alpha_bf.md): Baseflow alpha factor
- [revap](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/revap.md): Revap coefficient
- [rchg\_dp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/rchg_dp.md): Percolation coefficient from shallow to deep aquifer
- [sw\_init](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/sw_init.md): Initial soil water (fraction of available water capacity)
- [aqu\_init](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/aqu_init.md): Initial shallow aquifer storage
- [aqu\_sh\_flo](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/aqu_sh_flo.md): Initial shallow aquifer flow
- [aqu\_dp\_flo](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/aqu_dp_flo.md): Initial deep aquifer flow
- [snow\_h2o](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/snow_h2o.md): Initial snow water equivalent
- [lat](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/lat.md): Latitude
- [soil\_text](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/soil_text.md): Soil texture
- [trop\_flag](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/trop_flag.md): Tropical flag
- [grow\_start](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/grow_start.md): Start of growing season for non-tropical/start of monsoon initialization period for tropical
- [grow\_end](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/grow_end.md): End of growing season for non-tropical/start of monsoon initialization period for tropical
- [plnt\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/plnt_typ.md): Plant type
- [stress](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/stress.md): Plant stress
- [pet\_flag](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/pet_flag.md): Potential ET method
- [irr\_flag](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/irr_flag.md): Irrigation code
- [irr\_src](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/irr_src.md): Irrigation source
- [t\_drain](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/t_drain.md): Design subsurface tile drain time
- [usle\_k](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/usle_k.md): USLE soil erodibility factor K
- [usle\_c](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/usle_c.md): USLE cover factor C
- [usle\_p](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/usle_p.md): USLE support practice factor P
- [usle\_ls](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-lte.hru/usle_ls.md): USLE slope length and slope factor LS
- [Hydrology](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology.md)
- [topography.hyd](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/topography.hyd.md): This file defines the topographic characteristics of the HRUs and Routing Units.
- [name (topography.hyd)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/topography.hyd/name.md): Name of the topography record
- [slp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/topography.hyd/slp.md): Average slope steepness
- [slp\_len](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/topography.hyd/slp_len.md): Average slope length
- [lat\_len](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/topography.hyd/lat_len.md): Average slope length for lateral subsurface flow
- [depos](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/topography.hyd/depos.md): Deposition coefficient
- [hydrology.hyd](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd.md): This file defines the hydrological characteristics of the HRUs
- [name (hydrology.hyd)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/name.md): Name of the hydrology record
- [lat\_time](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/lat_time.md): Lateral flow travel time
- [lat\_sed](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/lat_sed.md): Sediment concentration in lateral and groundwater flow
- [can\_max](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/can_max.md): Maximum canopy storage
- [esco](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/esco.md): Soil evaporation compensation factor
- [epco](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/epco.md): Plant uptake compensation factor
- [orgn\_enrich](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/orgn_enrich.md): Organic nitrogen enrichment ratio for loading with sediment
- [orgp\_enrich](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/orgp_enrich.md): Phosphorus enrichment ratio for loading with sediment
- [cn3\_swf](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/cn3_swf.md): Soil water adjustment factor for CN3
- [bio\_mix](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/bio_mix.md): Biological mixing efficiency
- [perco](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/perco.md): Percolation coefficient
- [lat\_orgn](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/lat_orgn.md): Organic nitrogen concentration in lateral flow
- [lat\_orgp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/lat_orgp.md): Organic phosphorus concentration in lateral flow
- [pet\_co](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/harg_pet.md): Linear adjustment factor for PET equations
- [latq\_co](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/hydrology.hyd/cn_plntet.md): Lateral flow coefficient
- [snow.sno](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno.md): This file controls the simulation of snowfall and snowmelt processes.
- [name (snow.sno)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/name.md): Name of the snow record
- [fall\_tmp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/fall_tmp.md): Snowfall temperature
- [melt\_tmp](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/melt_tmp.md): Snow melt base temperature
- [melt\_max](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/melt_max.md): Melt factor for snow on June 21
- [melt\_min](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/melt_min.md): Melt factor for snow on December 21
- [tmp\_lag](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/tmp_lag.md): Snowpack temperature lag factor
- [snow\_h2o](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/snow_h2o.md): Minimum snow water content that corresponds to 100% snow cover
- [cov50](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/cov50.md): Fraction of snow volume corresponding to 50% snow cover
- [snow\_init](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/snow.sno/snow_init.md): Initial snow water content at start of simulation
- [field.fld](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/field.fld.md): This file specifies the properties of representative fields.
- [name (field.fld)](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/field.fld/name.md): Name of the field
- [len](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/field.fld/len.md): Length of the field
- [wd](https://swatplus.gitbook.io/io-docs/introduction-1/hydrology/field.fld/wd.md): Width of the field
- [Soils](https://swatplus.gitbook.io/io-docs/introduction-1/soils.md)
- [soils.sol](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol.md): This file contains the physical soil properties.
- [name (soils.sol)](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/name-soils.sol.md): Name of the soil
- [hyd\_grp](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/hyd_grp.md): Hydrologic soil group of the soil
- [dp\_tot](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/dp_tot.md): Maximum rooting depth
- [anion\_excl](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/anion_excl.md): Fraction of porosity (void space) from which anions are excluded
- [perc\_crk](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/perc_crk.md): Potential or maximum crack volume of the soil profile expressed as a fraction of the total soil volume
- [texture](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/texture.md): Texture of the soil layer
- [bd](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/bd.md): Moist bulk density of the soil layer
- [awc](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/awc.md): Available water capacity of the soil layer
- [soil\_k](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/soil_k.md): Saturated hydraulic conductivity of the soil layer
- [carbon](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/carbon.md): Organic carbon content of the soil layer
- [clay](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/clay.md): Clay content of the soil layer
- [silt](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/silt.md): Silt content of the soil layer
- [sand](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/sand.md): Sand content of the soil layer
- [rock](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/rock.md): Rock fragment content of the soil layer
- [alb](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/alb.md): Moist soil albedo of the top layer
- [usle\_k](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/usle_k.md): USLE equation soil erodibility (K) factor of the top layer
- [ec](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/ec.md): Electrical conductivity of the soil layer
- [caco3](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/caco3.md): Calcium carbonate (CaCO3) content of the soil layer
- [ph](https://swatplus.gitbook.io/io-docs/introduction-1/soils/soils.sol/ph.md): pH value of the soil layer
- [nutrients.sol](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol.md): This file specifies the initial soil nutrient contents.
- [name (nutrients.sol)](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/name-nutrients.sol.md): Name of the soil nutrient record
- [exp\_co](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/exp_co.md): Depth coefficient to adjust nutrient concentrations for depth
- [lab\_p](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/lab_p.md): Labile P in soil surface
- [nitrate](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/nitrate.md): Nitrate N in soil surface
- [fr\_hum\_act](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/fr_hum_act.md): Fraction of soil humus that is active
- [hum\_c\_n](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/hum_c_n.md): Humus C:N ratio
- [hum\_c\_p](https://swatplus.gitbook.io/io-docs/introduction-1/soils/nutrients.sol/hum_c_p.md): Humus C:N ratio
- [Landuse and Management](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management.md)
- [landuse.lum](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum.md): This file summarizes the main land use information and references several other files that specify the details.
- [name (landuse.lum)](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/name.md): Name of the land use and management record
- [cal\_grp](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/cal_grp.md): Calibration group
- [plnt\_com](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/plnt_com.md): Pointer to the plant community file
- [mgt](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/mgt.md): Pointer to the management schedule file
- [cn2](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/cn2.md): Pointer to the Curve Number database
- [cons\_prac](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/cons_prac.md): Pointer to the conservation practice database
- [urban](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/urb_ro.md): Pointer to the urban database
- [urb\_ro](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/urb_ro-1.md): Urban runoff simulation option
- [ov\_mann](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/ov_mann.md): Pointer to the overland Manning's n database
- [tile](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/tile.md): Pointer to the tile drain file
- [sep](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/sep.md): Pointer to the septic file
- [vfs](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/vfs.md): Pointer to the filter strip file
- [grww](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/grww.md): Pointer to the grassed waterway file
- [bmp](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/landuse.lum/bmp.md): Pointer to the user BMP file
- [plant.ini](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini.md): This file stores information about the plants growing in a plant community.
- [name (plant.ini)](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/name_pcom.md): Plant community name
- [plnt\_cnt](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/plnt_cnt.md): Number of plants in the community
- [rot\_yr\_ini](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/rot_yr_ini.md): Initial rotation year
- [plnt\_name](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/plnt_name.md): Plant name as in plant database
- [lc\_status](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/lc_status.md): Land cover status at start of simulation
- [lai\_init](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/lai_init.md): Initial Leaf Area Index
- [bm\_init](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/bm_init.md): Initial plant biomass
- [phu\_init](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/phu_init.md): Initial fraction of plant heat units accumulated
- [plnt\_pop](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/plnt_pop.md): Plant population
- [yrs\_init](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/yrs_init.md): Age of plant at start of simulation
- [rsd\_init](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/rsd_init.md): Initial residue cover
- [management.sch](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/management.sch.md): This file is used to schedule management operations.
- [name (management.sch)](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/management.sch/name-management.sch.md): Name of the management schedule
- [op\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/management.sch/op_typ.md): Type of management operation
- [op\_data1](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/management.sch/op_data1.md): Operation data 1
- [op\_data2](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/management.sch/op_data2.md): Operation data 2
- [op\_data3](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/management.sch/op_data3.md): Operation data 3
- [cntable.lum](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cntable.lum.md): This file lists typical Curve Number values for different land use types.
- [name (cntable.lum)](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cntable.lum/name_cn.md): Curve Number class name
- [cn\_a](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cntable.lum/cn_a.md): Curve number for hydrologic soil group A
- [cn\_b](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cntable.lum/cn_b.md): Curve number for hydrologic soil group B
- [cn\_c](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cntable.lum/cn_c.md): Curve number for hydrologic soil group C
- [cn\_d](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cntable.lum/cn_d.md): Curve number for hydrologic soil group D
- [cons\_practice.lum](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cons_practice.lum.md): This file lists the USLE P values and slope lengths for various conservation practices.
- [name (cons\_practice.lum)](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cons_practice.lum/name_consp.md): Name of the conservation practice
- [usle\_p](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cons_practice.lum/usle_p.md): USLE P factor
- [slp\_len\_max](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/cons_practice.lum/slp_len_max.md): Maximum slope length
- [ovn\_table.lum](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/ovn_table.lum.md): This file lists overland Manning's n values for different tillage and land cover types.
- [name (ovn\_table.lum)](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/ovn_table.lum/name_ovn.md): Overland flow Manning's n class name
- [ovn\_mean](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/ovn_table.lum/ovn_mean.md): Mean overland flow Manning’s n value
- [ovn\_min](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/ovn_table.lum/ovn_min.md): Overland flow Manning's N minimum
- [ovn\_max](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/ovn_table.lum/ovn_max.md): Overland flow Manning's N maximum
- [Decision Tables](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables.md)
- ["name".dtl](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl.md): These files contain the Decision Tables.
- [var](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/var.md): Condition variable
- [obj](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/obj.md): Object type
- [obj\_num](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/obj_num.md): Object ID
- [lim\_var](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/lim_var.md): Limit variable
- [lim\_op](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/lim_op.md): Limit operator
- [lim\_const](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/lim_const.md): Limit constant
- [alt](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/alt.md): Alternative
- [act\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/act_typ.md)
- [obj](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/obj-1.md): Object type
- [obj\_num](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/obj_num-1.md): Object ID
- [name](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/name.md): Name of the action
- [option](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/option.md)
- [const](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/const.md)
- [const2](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/const2.md)
- [fp](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/fp.md): File pointer
- [outcome](https://swatplus.gitbook.io/io-docs/introduction-1/decision-tables/lum.dtl/outcome.md): Outcome
- [Management Practices](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices.md)
- [harv.ops](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/harv.ops.md): This file contains pre-defined harvest operations.
- [name (harv.ops)](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/harv.ops/name_harvops.md): Harvest operation name
- [harv\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/harv.ops/harv_typ.md): Harvest type
- [harv\_idx](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/harv.ops/harv_idx.md): Harvest index target specified at harvest
- [harv\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/harv.ops/harv_eff.md): Harvest efficiency
- [harv\_bm\_min](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/harv.ops/harv_bm_min.md): ​Minimum biomass to allow harvest
- [graze.ops](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops.md): This file contains pre-defined grazing operations.
- [name (graze.ops)](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops/name_graze.md): Grazing operation name
- [fertname](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops/fertnm.md): Fertilizer name for manure deposited during grazing
- [bm\_eat](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops/eat.md): Dry weight of biomass removed by grazing daily
- [bm\_tramp](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops/tramp.md): Dry weight of biomass removed by trampling daily
- [man\_amt](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops/manure.md): Dry weight of manure deposited daily
- [grz\_bm\_min](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/graze.ops/bio_min.md): Minimum plant biomass for grazing to occur
- [irr.ops](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops.md): This file contains pre-defined irrigation operations.
- [name (irr.ops)](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/name_irr.md): ​Irrigation operation name
- [irr\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/irr_eff.md): ​Irrigation in-field efficiency
- [surq\_rto](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/surq_rto.md): ​Surface runoff ratio
- [irr\_amt](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/irr_amt.md): ​Irrigation application amount
- [irr\_dep](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/irr_dep.md): Depth of application for subsurface irrigation
- [irr\_salt](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/irr_salt.md): Concentration of total salt in irrigation water
- [irr\_no3n](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/irr_no3n.md): Concentration of total nitrate in irrigation water
- [irr\_po4](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/irr.ops/irr_po4.md): Concentration of phosphate in irrigation water
- [chem\_app.ops](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/chem_app.ops.md): This file contains pre-defined fertilizer, manure, and pesticide application operations.
- [name (chem\_app.ops)](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/chem_app.ops/name_chem.md): Chemical application name
- [app\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/chem_app.ops/app_eff.md): Application efficiency
- [inject\_dp](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/chem_app.ops/inject_dp.md): Injection depth
- [surf\_frac](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/chem_app.ops/surf_frac.md): Surface fraction
- [fire.ops](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/fire.ops.md): This file contains pre-defined burning/fire operations.
- [name (fire.ops)](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/fire.ops/name_fire.md): Fire operation name
- [chg\_cn2](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/fire.ops/chg_cn2.md): Change in SCS Curve Number II value
- [frac\_burn](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/fire.ops/frac_burn.md): ​Fraction burned
- [sweep.ops](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/sweep.ops.md): This file contains pre-defined street sweeping operations.
- [name (sweep.ops)](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/sweep.ops/name_sweep.md): Street sweeping operation name
- [swp\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/sweep.ops/swp_eff.md): Removal efficiency of sweeping operation
- [frac\_curb](https://swatplus.gitbook.io/io-docs/introduction-1/management-practices/sweep.ops/frac_curb.md): Fraction of the curb length that is sweepable
- [Structural Practices](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices.md)
- [tiledrain.str](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str.md): This file contains the tile drainage parameters.
- [name (tiledrain.str)](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/name_tiledb.md): Name of the tile drain record
- [dp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/dp.md): ​Depth of drain tube from the soil surface
- [t\_fc](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/t_fc.md): Time to drain soil to field capacity
- [lag](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/lag.md): ​Drain tile lag time
- [rad](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/rad.md): Effective radius of drains
- [dist](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/dist.md): Distance between two drain tubes or tiles
- [drain](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/drain.md): Drainage coefficient
- [pump](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/pump.md): Pump capacity
- [lat\_ksat](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/tiledrain.str/lat_ksat.md): Multiplication factor to determine lateral saturated hydraulic conductivity
- [filterstrip.str](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/filterstrip.str.md): This file contains the filter strip parameters.
- [name (filterstrip.str)](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/filterstrip.str/name_fsdb.md): Name of filter strip record
- [fld\_vfs](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/filterstrip.str/fld_vfs.md): ​Ratio of field area to filter strip area
- [con\_vfs](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/filterstrip.str/con_vfs.md): ​Fraction of flow entering the most concentrated 10% of the filter strip
- [cha\_q](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/filterstrip.str/cha_q.md): Fraction of fully channelized flow
- [grassedww.str](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str.md): This file contains the grassed waterway parameters.
- [name (grassedww.str)](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/name_grwdb.md): Name of the grassed waterway record
- [mann](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/mann.md): Manning's n for grassed waterway
- [sed\_co](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/sed_co.md): Sediment transport coefficient
- [dp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/dp.md): Depth of grassed waterway
- [wd](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/wd.md): Width of grassed waterway
- [len](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/len.md): Length of grassed waterway
- [slp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/grassedww.str/slp.md): Slope of grassed waterway
- [bmpuser.str](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str.md): This file contains the user Best Management Practice parameters.
- [name (bmpuser.str)](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/name_bmpdb.md): Name of user BMP record
- [sed\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/sed_eff.md): Sediment removal by BMP
- [ptlp\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/ptlp_eff.md): Particulate P removal by BMP
- [solp\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/solp_eff.md): ​Soluble P removal by BMP
- [ptln\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/ptln_eff.md): Particulate N removal by BMP
- [soln\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/soln_eff.md): Soluble N removal by BMP
- [bact\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/bmpuser.str/bact_eff.md): Bacteria removal by BMP
- [septic.str](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str.md): This file contains the septic system parameters.
- [name (septic.str)](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/name_sepdb.md): Name of septic system record
- [typ](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/typ.md): Septic system type
- [yr](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/yr.md): ​Year the septic system became operational
- [operation](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/operation.md): ​Septic system operation flag
- [residents](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/residents.md): ​Number of permanent residents in the house
- [area](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/area.md): ​Average area of drainfield of individual septic systems
- [t\_fail](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/t_fail.md): Time until failing systems gets fixed
- [dp\_bioz](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/dp_bioz.md): Depth to the top of the biozone layer from the ground surface
- [thk\_bioz](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/thk_bioz.md): Thickness of biozone layer
- [cha\_dist](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/cha_dist.md): Distance from septic system to the stream
- [sep\_dens](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/sep_dens.md): Number of septic systems per square kilometer
- [bm\_dens](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/bm_dens.md): Density of biomass
- [bod\_decay](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/bod_decay.md): BOD decay rate coefficient
- [bod\_conv](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/bod_conv.md): Conversion factor representing the proportion of mass bacterial growth and mass BOD degraded in the septic system
- [fc\_lin](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/fc_lin.md): Linear coefficient for calculation of field capacity in the biozone
- [fc\_exp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/fc_exp.md): Exponential coefficient for calculation of field capacity in the biozone
- [fecal\_decay](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/fecal_decay.md): Fecal coliform bacteria decay rate coefficient
- [tds\_conv](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/tds_conv.md): Conversion factor for plaque from Total Dissolved Solids
- [mort](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/mort.md): Mortality rate coefficient
- [resp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/resp.md): Respiration rate coefficient
- [slough1](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/slough1.md): Linear coefficient for calculating the rate of biomass sloughing
- [slough2](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/slough2.md): Exponential coefficient for calculating the rate of biomass sloughing
- [nit](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/nit.md): Nitrification rate coefficient
- [denit](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/denit.md): Denitrification rate coefficient
- [p\_sorp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/p_sorp.md): Linear P sorption distribution coefficient
- [p\_sorp\_max](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/p_sorp_max.md): Maximum P sorption capacity
- [solp\_slp](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/solp_slp.md): Slope of the linear effluent soluble P equation
- [solp\_int](https://swatplus.gitbook.io/io-docs/introduction-1/structural-practices/septic.str/solp_init.md): Intercept of the linear effluent soluble P equation
- [Databases](https://swatplus.gitbook.io/io-docs/introduction-1/databases.md)
- [plants.plt](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt.md): The plant growth database file stores information required to simulate plant growth by plant species.
- [name (plants.plt)](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled.md): Name of the plant/landcover
- [plnt\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-21.md): Plant/landcover type
- [gro\_trig](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-20.md): Phenology trigger
- [nfix\_co](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-19.md): Nitrogen fixation coefficient
- [days\_mat](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-18.md): Days to maturity
- [bm\_e](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-17.md): Biomass-energy ratio
- [harv\_idx](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-16.md): Harvest index for optimal growth conditions
- [lai\_pot](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-15.md): Maximum potential leaf area index
- [frac\_hu1](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-14.md): Fraction of the plant growing season or the total potential heat units corresponding to the 1st point on optimal leaf area development curve
- [lai\_max1](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-13.md): Fraction of the maximum leaf area index corresponding to the 1st point on optimal leaf area development curve
- [frac\_hu2](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-12.md): Fraction of the plant growing season or the total potential heat units corresponding to the 2nd point on optimal leaf area development curve
- [lai\_max2](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-11.md): Fraction of the maximum leaf area index corresponding to the 2nd point on optimal leaf area development curve
- [hu\_lai\_decl](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-10.md): Fraction of growing season when leaf area begins to decline
- [dlai\_rate](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-9.md): Exponent that governs LAI decline rate
- [can\_ht\_max](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-8.md): Maximum canopy height
- [rt\_dp\_max](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-7.md): Maximum rooting depth
- [tmp\_opt](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-6.md): Optimal temperature for plant growth
- [tmp\_base](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/tmp_base.md): Minimum temperature for plant growth
- [frac\_n\_yld](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_n_yld.md): Normal fraction of nitrogen in yield
- [frac\_p\_yld](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_p_yld.md): Normal fraction of phosphorus in yield
- [frac\_n\_em](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_n_em.md): Normal fraction of nitrogen in plant biomass at emergence
- [frac\_n\_50](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_n_50.md): Normal fraction of nitrogen in plant biomass at 50% maturity
- [frac\_n\_mat](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_n_mat.md): Normal fraction of nitrogen in plant biomass at maturity
- [frac\_p\_em](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_p_em.md): Normal fraction of phosphorus in plant biomass at emergence
- [frac\_p\_50](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_p_50.md): Normal fraction of phosphorus in plant at 50% maturity
- [frac\_p\_mat](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_p_mat.md): Normal fraction of phosphorus in plant at maturity
- [harv\_idx\_ws](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/harv_idx_ws.md): Harvest index that represents the lowest harvest index expected due to water stress
- [usle\_c\_min](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/usle_c_min.md): Minimum value of the USLE C factor for water erosion
- [stcon\_max](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/stcon_max.md): Maximum stomatal conductance at high solar radiation and low vapor pressure deficit
- [vpd](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/vpd.md): Vapor pressure deficit corresponding to the second point on the stomatal conductance curve
- [frac\_stcon](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_stcon.md): Fraction of maximum stomatal conductance corresponding to the second point on the stomatal conductance curve
- [ru\_vpd](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/ru_vpd.md): Rate of decline in radiation use efficiency per unit increase in vapor pressure deficit
- [co2\_hi](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/co2_hi.md): Elevated CO2 atmospheric concentration corresponding the 2nd point on the radiation use efficiency curve
- [bm\_e\_hi](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/bm_e_hi.md): Biomass-energy ratio corresponding to the 2nd point on the radiation use efficiency curve
- [plnt\_decomp](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/plnt_decomp.md): Plant residue decomposition coefficient
- [lai\_min](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/lai_min.md): Minimum LAI during dormant period
- [bm\_tree\_acc](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/bm_tree_acc.md): Fraction of biomass accumulated each year that is converted to residue during dormancy
- [yrs\_mat](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/yrs_mat.md): Years to maturity
- [bm\_tree\_max](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/bm_tree_max.md): Maximum forest biomass
- [ext\_co](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/ext_co.md): Light extinction coefficient
- [leaf\_tov\_min](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/leaf_tov_min.md): Perennial leaf turnover rate with minimum stress
- [leaf\_tov\_max](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/leaf_tov_max.md): Perennial leaf turnover rate with maximum stress
- [bm\_dieoff](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/bm_dieoff.md): Above-ground biomass that dies off at dormancy
- [rt\_st\_beg](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/rt_st_beg.md): Root to shoot ratio at the beginning of the growing season
- [rt\_st\_end](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/rt_st_end.md): Root to shoot ratio at the end of the growing season
- [plnt\_pop1](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/plnt_pop1.md): Plant population corresponding to the 1st point on the population LAI curve
- [frac\_lai1](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_la1.md): Fraction of the maximum leaf area index corresponding to the 1st point on the leaf area development curve
- [plnt\_pop2](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/plnt_pop2.md): Plant population corresponding to the 2nd point on the population LAI curve
- [frac\_lai2](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/frac_lai2.md): Fraction of the maximum leaf area index corresponding to the 2nd point on the leaf area development curve
- [frac\_sw\_gro](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-5.md): Fraction of field capacity to initiate growth of tropical plants during monsoon season
- [aeration](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-4.md): Aeration stress factor
- [rsd\_pctcov](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-3.md): Residue factor for percent cover equation
- [rsd\_covfac](https://swatplus.gitbook.io/io-docs/introduction-1/databases/plants.plt/untitled-2.md): Residue factor for surface cover (C factor) equation
- [urban.urb](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb.md): The urban database summarizes parameters used by the model to simulate different types of urban areas.
- [name (urban.urb)](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/name_urbdb.md): Name of the urban land type
- [frac\_imp](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/frac_imp.md): Fraction of total impervious area in urban land type
- [frac\_dc\_imp](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/frac_dc_imp.md): Fraction of directly connected impervious area in urban land type
- [curb\_den](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/curb_den.md): Curb length density
- [urb\_wash](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/urb_wash.md): Wash-off coefficient for removal of constituents from impervious surfaces
- [dirt\_max](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/dirt_max.md): Maximum amount of solids allowed to build up on impervious surfaces
- [t\_halfmax](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/t_halfmax.md): Time for amount of solids on impervious areas to build up to 1/2 of maximum level
- [conc\_totn](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/conc_totn.md): Concentration of total N in suspended solid load from impervious areas
- [conc\_totp](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/conc_totp.md): Concentration of total P in suspended solid load from impervious areas
- [conc\_no3](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/conc_no3.md): Concentration of NO3-N in suspended solid load from impervious areas
- [urb\_cn](https://swatplus.gitbook.io/io-docs/introduction-1/databases/urban.urb/urb_cn.md): Moisture condition II curve number for impermeable areas
- [tillage.til](https://swatplus.gitbook.io/io-docs/introduction-1/databases/tillage.til.md): The tillage database summarizes parameters used by the model to simulate the effects of different types of tillage equipment.
- [name (tillage.til)](https://swatplus.gitbook.io/io-docs/introduction-1/databases/tillage.til/name_tilldb.md): Name of tillage record
- [mix\_eff](https://swatplus.gitbook.io/io-docs/introduction-1/databases/tillage.til/mix_eff.md): Mixing efficiency of the tillage operation
- [mix\_dp](https://swatplus.gitbook.io/io-docs/introduction-1/databases/tillage.til/mix_dp.md): Depth of mixing caused by the tillage operation
- [fertilizer.frt](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt.md): The fertilizer database summarizes parameters used by the model to simulate different types of fertilizer and manure.
- [name (fertilizer.frt)](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt/name_fertdb.md): Name of the fertilizer or manure record
- [min\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt/min_n.md): Fraction of fertilizer that is mineral N (NO3+NH3)
- [min\_p](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt/min_p.md): Fraction of fertilizer that is mineral P
- [org\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt/org_n.md): Fraction of fertilizer that is organic N
- [org\_p](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt/org_p.md): Fraction of fertilizer that is organic P
- [nh3\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/fertilizer.frt/nh3_n.md): Fraction of mineral N content of fertilizer that is NH3
- [pesticide.pes](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes.md): The pesticide database summarizes parameters used by the model to simulate the fate and transport of different types of pesticides.
- [name (pesticide.pes)](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/name_pestdb.md): Name of the pesticide record
- [soil\_ads](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/soil_ads.md): Soil adsorption coefficient normalized for soil organic carbon content
- [frac\_wash](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/frac_wash.md): Fraction of pesticide on foliage that is washed off by rainfall event
- [hl\_foliage](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/hl_foliage.md): Half-life of the pesticide on the foliage
- [hl\_soil](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/hl_soil.md): Half-life of the pesticide in the soil
- [solub](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/solub.md): Solubility of the pesticide in water
- [aq\_reac](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/aq_reac.md): Aquatic pesticide reaction coefficient
- [aq\_volat](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/aq_volat.md): Aquatic volatilization coefficient
- [mol\_wt](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/mol_wt.md): Molecular weight to calculate mixing velocity
- [aq\_resus](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/aq_resus.md): Aquatic resuspension velocity for pesticide sorbed to sediment
- [aq\_settle](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/aq_settle.md): Aquatic settling velocity for pesticide sorbed to sediment
- [ben\_act\_dep](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/ben_act_dep.md): Depth of the active benthic layer
- [ben\_bury](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/ben_bury.md): Burial velocity in the benthic sediment
- [ben\_reac](https://swatplus.gitbook.io/io-docs/introduction-1/databases/pesticide.pes/ben_reac.md): Reaction coefficient in the benthic sediment
- [septic.sep](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep.md): The septic systems database summarizes parameters used by the model to simulate different types of Onsite Wastewater Systems.
- [name (septic.sep)](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/name_sepdb.md): Name of the septic record
- [q\_rate](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/q_rate.md): Flow rate of the septic tank effluent (STE)
- [bod](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/bod.md): ​7-day Biological Oxygen Demand (BOD) of the septic tank effluent
- [tss](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/tss.md): Total suspended solids (TSS) in the septic tank effluent
- [nh4\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/nh4_n.md): Ammonium nitrogen in the septic tank effluent
- [no3\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/no3_n.md): ​Nitrate nitrogen in the septic tank effluent
- [no2\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/no2_n.md): Nitrite nitrogen in the septic tank effluent
- [org\_n](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/org_n.md): Organic nitrogen in the septic tank effluent
- [min\_p](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/min_p.md): Mineral phosphorus in the septic tank effluent
- [org\_p](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/org_p.md): Organic phosphorus in the septic tank effluent
- [fcoli](https://swatplus.gitbook.io/io-docs/introduction-1/databases/septic.sep/fcoli.md): Number of fecal coliform in the septic tank effluent
- [Aquifers](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers.md)
- [aquifer.aqu](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu.md): This file contains the general physical and chemical aquifer properties.
- [id (aquifer.aqu)](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/id-aquifer.aqu.md): ID of the aquifer
- [name (aquifer.aqu)](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/name.md): Name of the aquifer
- [init](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/aqu_ini.md): Pointer to the aquifer initialization file
- [gw\_flo](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/gw_flo.md): Initial groundwater flow
- [dep\_bot](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/dep_bot.md): Depth from mid-slope surface to bottom of aquifer
- [dep\_wt](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/dep_wt-1.md): Depth from mid-slope surface to initial water table
- [no3\_n](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/no3_n.md): Initial NO3-N concentration in aquifer
- [sol\_p](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/sol_p.md): Mineral P concentration in aquifer
- [carbon](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/ptl_n.md): Organic carbon in aquifer
- [flo\_dist](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/ptl_p.md): Average flow distance to stream or object
- [bf\_max](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/flo_max.md): Baseflow rate at which all streams linked to an aquifer receive groundwater flow
- [alpha\_bf](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/alpha_bf.md): Alpha factor for groundwater recession curve
- [revap](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/revap.md): Groundwater revap coefficient
- [rchg\_dp](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/rchg_dp.md): Recharge to deeper aquifers
- [spec\_yld](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/spec_yld.md): Specific yield of the aquifer
- [hl\_no3n](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/hl_no3n.md): Half-life of NO3-N in the aquifer
- [flo\_min](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/flo_min.md): Threshold depth from surface to water table for groundwater flow to occur
- [revap\_min](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/aquifer.aqu/revap_min.md): Threshold depth from surface to water table for revap to occur
- [initial.aqu](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu.md): This file contains pointers referencing several files that specify the initial aquifer properties.
- [name (initial.aqu)](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu/name.md): Name of the aquifer initialization record
- [org\_min](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu/org_min.md): Pointer to the organic-mineral initialization file
- [pest](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu/pest.md): Pointer to the pesticide initialization file
- [path](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu/path.md): Pointer to the pathogen initialization file
- [hmet](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu/hmet.md): Pointer to the heavy metal initialization file
- [salt](https://swatplus.gitbook.io/io-docs/introduction-1/aquifers/initial.aqu/salt.md): Pointer to the salt initialization file
- [GWFlow](https://swatplus.gitbook.io/io-docs/introduction-1/modflow.md): Groundwater flow module developed by Ryan Bailey, Colorado State University
- [Channels](https://swatplus.gitbook.io/io-docs/introduction-1/channels.md)
- [channel-lte.cha](https://swatplus.gitbook.io/io-docs/introduction-1/channels/channel-lte.cha.md): This file summarizes the main channel information and references several other files that specify the details.
- [id (channel-lte.cha)](https://swatplus.gitbook.io/io-docs/introduction-1/channels/channel-lte.cha/id-channel-lte.cha.md): ID of the channel
- [name (channel-lte.cha)](https://swatplus.gitbook.io/io-docs/introduction-1/channels/channel-lte.cha/name.md): Name of the channel
- [ini](https://swatplus.gitbook.io/io-docs/introduction-1/channels/channel-lte.cha/cha_ini.md): Pointer to the channel initialization file
- [hyd](https://swatplus.gitbook.io/io-docs/introduction-1/channels/channel-lte.cha/cha_hyd.md): Pointer to the channel hydrology and sediment file
- [nut](https://swatplus.gitbook.io/io-docs/introduction-1/channels/channel-lte.cha/cha_nut.md): Pointer to the channel nutrient file
- [initial.cha](https://swatplus.gitbook.io/io-docs/introduction-1/channels/initial.cha.md): This file references several other files, which initialize nutrients and constituents in channels.
- [name (initial.cha)](https://swatplus.gitbook.io/io-docs/introduction-1/channels/initial.cha/name.md): Name of the channel initialization record
- [org\_min](https://swatplus.gitbook.io/io-docs/introduction-1/channels/initial.cha/ch_org_min.md): Pointer to the organic-mineral initialization file
- [pest](https://swatplus.gitbook.io/io-docs/introduction-1/channels/initial.cha/ch_pest.md): Pointer to the pesticide initialization file
- [salt](https://swatplus.gitbook.io/io-docs/introduction-1/channels/initial.cha/ch_salt.md): Pointer to the salt initialization file
- [hyd-sed-lte.cha](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha.md): This file controls the channel hydrology and sediment properties.
- [name (hyd-sed-lte.cha)](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/name.md): Name of the channel hydrology and sediment record
- [wd](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/wd.md): Channel width
- [dp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/dp.md): Channel depth
- [slp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/slp.md): Channel slope
- [len](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/len.md): Channel length
- [mann](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/mann.md): Channel Manning's n value
- [k](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/k.md): Effective hydraulic conductivity of the channel alluvium
- [erod\_fact](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/erod_fact.md): Channel erodibility factor
- [cov\_fact](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/cov_fact.md): Channel cover factor
- [sinu](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/wd_rto.md): Channel sinuosity
- [eq\_slp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/eq_slp.md): Equilibrium channel slope
- [d50](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/d50.md): Channel median sediment size
- [clay](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/clay.md): Clay content of channel bank and bed
- [carbon](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/carbon.md): Carbon content of channel bank and bed
- [dry\_bd](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/dry_bd.md): Dry bulk density of the channel
- [side\_slp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/side_slp.md): Channel side slope
- [bed\_load](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/bed_load.md): Percent of sediment entering the channel that is bed material
- [fps](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/fps.md): Floodplain slope
- [fpn](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/fpn.md): Floodplain Manning's n
- [n\_conc](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/hc_erod.md): Nitrogen concentration in channel bank
- [p\_conc](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/hc_ht.md): Phosphorus concentration in channel bank
- [p\_bio](https://swatplus.gitbook.io/io-docs/introduction-1/channels/hyd-sed-lte.cha/hc_len.md): Fraction of phosphorus in bank that is bioavailable
- [nutrients.cha](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha.md): This file controls the channel nutrient properties.
- [name (nutrients.cha)](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/name.md): Name of the channel nutrient record
- [plt\_n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/plt_n.md): Channel organic N concentration
- [plt\_p](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/plt_p.md): Channel organic P concentration
- [alg\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_stl.md): Local algal settling rate in the channel at 20ºC
- [ben\_disp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ben_disp.md): Benthic source rate for dissolved P in the channel at 20ºC
- [ben\_nh3n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ben_nh3n.md): Benthic source rate for NH3-N in the channel at 20ºC
- [ptln\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ptln_stl.md): Organic N settling rate in the channel at 20ºC
- [ptlp\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ptlp_stl.md): Organic P settling rate in the channel at 20ºC
- [cst\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/cst_stl.md): Arbitrary non-conservative constituent settling rate in the channel at 20ºC
- [ben\_cst](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ben_cst.md): Benthic source rate for arbitrary non-conservative constituents in the channel at 20ºC
- [cbn\_bod\_co](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/cbn_bod_co.md): Carbonaceous biological oxygen demand deoxygenation rate in the channel at 20ºC
- [air\_rt](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/air_rt.md): Reaeration rate in accordance with Fickian diffusion in the channel at 20ºC
- [cbn\_bod\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/cbn_bod_stl.md): Rate of loss of carbonaceous biological oxygen demand due to settling in the reach at 20 ºC
- [ben\_bod](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ben_bod.md): Benthic oxygen demand rate in the channel at 20ºC
- [bact\_die](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/bact_die.md): Coliform die-off rate in the reach at 20ºC
- [cst\_decay](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/cst_decay.md): Decay rate for arbitrary non-conservative constituents in the channel at 20ºC
- [nh3n\_no2n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/nh3n_no2n.md): Biological oxidation rate of NH3 to NO2 in the channel at 20ºC in well-aerated conditions
- [no2n\_no3n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/no2n_no3n.md): Biological oxidation rate of NO2 to NO3 in the channel at 20ºC in well-aerated conditions
- [ptln\_nh3n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ptln_nh3n.md): Hydrolysis rate of organic N to ammonia in the channel at 20ºC
- [ptlp\_solp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/ptlp_solp.md): Mineralization rate of organic P to dissolved P in the channel at 20ºC
- [q2e\_lt](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/q2e_lt.md): Qual2E light averaging option
- [q2e\_alg](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/q2e_alg.md): Qual2E option for calculating the local specific growth rate of algae
- [chla\_alg](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/chla_alg.md): Ratio of chlorophyll-a to algal biomass
- [alg\_n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_n.md): Fraction of algal biomass that is N
- [alg\_p](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_p.md): Fraction of algal biomass that is P
- [alg\_o2\_prod](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_o2_prod.md): Oxygen production rate per unit of algal photosynthesis
- [alg\_o2\_resp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_o2_resp.md): Oxygen uptake rate per unit of algae respiration
- [o2\_nh3n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/o2_nh3n.md): Oxygen uptake rate per unit of NH3-N oxidation
- [o2\_no2n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/o2_no2n.md): Oxygen uptake rate per unit of NO2-N oxidation
- [alg\_grow](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_grow.md): Maximum specific algal growth rate at 20ºC
- [alg\_resp](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_resp.md): Algal respiration rate at 20ºC
- [slr\_act](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/slr_act.md): Fraction of solar radiation computed in the temperature heat balance that is photosynthetically active
- [lt\_co](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/lt_co.md): Half-saturation coefficient for light
- [const\_n](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/const_n.md): Michaelis-Menton half-saturation constant for N
- [const\_p](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/const_p.md): Michaelis-Menton half-saturation constant for P
- [lt\_nonalg](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/lt_nonalg.md): Non-algal portion of the light extinction coefficient
- [alg\_shd\_l](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_shd_l.md): Linear algal self-shading coefficient
- [alg\_shd\_nl](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/alg_shd_nl.md): Nonlinear algal self-shading coefficient
- [nh3\_pref](https://swatplus.gitbook.io/io-docs/introduction-1/channels/nutrients.cha/nh3_pref.md): Algal preference factor for ammonia
- [Reservoirs and Ponds](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs.md)
- [reservoir.res](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res.md): This file contains pointers referencing several files that specify the reservoir properties.
- [id (reservoir.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/id-reservoir.res.md): ID of the reservoir
- [name (reservoir.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/name.md): Name of the reservoir
- [init](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/init.md): Pointer to the reservoir and wetland initialization file
- [hyd](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/hyd.md): Pointer to the reservoir hydrology file
- [rel](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/rel.md): Pointer to the reservoir and wetland release decision table file
- [sed](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/sed.md): Pointer to the reservoir and wetland sediment file
- [nut](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/reservoir.res/nut.md): Pointer to the reservoir and wetland nutrient file
- [initial.res](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/initial.res.md): This file contains pointers referencing several files that specify the reservoir and wetland initialization parameters.
- [name (initial.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/initial.res/name.md): Name of the reservoir and wetland initialization record
- [org\_min](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/initial.res/res_org_min.md): Pointer to the organic-mineral initialization file
- [pest](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/initial.res/res_pest.md): Pointer to the pesticide initialization file
- [salt](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/initial.res/res_salt.md): Pointer to the salt initialization file
- [hydrology.res](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res.md): This file contains the reservoir hydrology parameters.
- [name (hydrology.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/name.md): Name of the reservoir hydrology record
- [yr\_op](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/yr_op.md): The year of the simulation that the reservoir becomes operational
- [mon\_op](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/mon_op.md): The month of the simulation that the reservoir becomes operational
- [area\_ps](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/area_ps.md): Reservoir surface area when reservoir is filled to principal spillway
- [vol\_ps](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/vol_ps.md): Volume of water needed to fill the reservoir to principal spillway
- [area\_es](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/area_es.md): Reservoir surface area when reservoir is filled to emergency spillway
- [vol\_es](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/vol_es-1.md): Volume of water needed to fill the reservoir to emergency spillway
- [k](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/k.md): Hydraulic conductivity of the reservoir bottom
- [evap\_co](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/evap_co.md): Lake evaporation coefficient
- [shp\_co1](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/shp_co1.md): Shape coefficient 1 for reservoirs
- [shp\_co2](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/hydrology.res/sho_co2.md): Shape coefficient 2 for reservoirs
- [sediment.res](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res.md): This file contains the reservoir and wetland sediment parameters.
- [name (sediment.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/name.md): Name of the reservoir and wetland sediment record
- [nsed](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/nsed.md): Equilibrium sediment concentration in the reservoir
- [d50](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/d50.md): Median particle size of suspended and benthic sediment
- [carbon](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/carbon.md): Organic carbon in suspended and benthic sediment
- [bd](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/bd.md): Bulk density of benthic sediment
- [sed\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/sed_stl.md): Sediment settling rate
- [stl\_vel](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/sediment.res/stl_vel.md): Sediment settling velocity
- [nutrients.res](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res.md): This file contains the reservoir and wetland nutrient parameters.
- [name (nutrients.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled.md): Name of the reservoir and wetland nutrient record
- [mid\_start](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-7.md): Beginning month of the mid-year nutrient settling period
- [mid\_end](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-6.md): Ending month of the mid-year nutrient settling period
- [mid\_n\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-5.md): Nitrogen settling rate during the mid-year nutrient settling period
- [n\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-4.md): Nitrogen settling rate outside the mid-year nutrient settling period
- [mid\_p\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-3.md): Phosphorus settling rate during the mid-year nutrient settling period
- [p\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-2.md): Phosphorus settling rate outside the mid-year nutrient settling period
- [chla\_co](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/untitled-1.md): Chlorophyll-a production coefficient for the reservoir
- [secchi\_co](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/secchi_co.md): Water clarity coefficient for the reservoir
- [theta\_n](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/theta_n.md): Temperature adjustment for nitrogen loss (settling)
- [theta\_p](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/theta_p.md): Temperature adjustment for phosphorus loss (settling)
- [n\_min\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/n_min_stl.md): Minimum nitrogen concentration for settling
- [p\_min\_stl](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/nutrients.res/p_min_stl.md): Minimum phosphorus concentration for settling
- [weir.res](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/weir.res.md): This file contains the reservoir weir parameters.
- [name (weir.res)](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/weir.res/name.md): Name of the reservoir weir record
- [linear\_c](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/weir.res/disch_co.md): Weir discharge linear coefficient
- [exp\_k](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/weir.res/energy_co.md): Weir discharge exponential coefficient
- [width](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/weir.res/weir_wd.md): Width of weir
- [height](https://swatplus.gitbook.io/io-docs/introduction-1/reservoirs/weir.res/vel_co.md): Height of weir above reservoir bottom
- [Wetlands](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands.md)
- [wetland.wet](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet.md): This file contains pointers referencing several files that specify the wetland properties.
- [id (wetland.wet)](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/numb.md): ID of the wetland
- [name (wetland.wet)](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/name.md): Name of the wetland
- [init](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/init.md): Pointer to the reservoir and wetland initialization file
- [hyd](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/hyd.md): Pointer to the wetland hydrology file
- [rel](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/rel.md): Pointer to the reservoir and wetland release decision table file
- [sed](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/sed.md): Pointer to the reservoir and wetland sediment file
- [nut](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/wetland.wet/nut.md): Pointer to the reservoir and wetland nutrient file
- [hydrology.wet](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet.md): This file contains the wetland hydrology parameters.
- [name (hydrology.wet)](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/name.md): Name of the wetland hydrology record
- [hru\_ps](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/hru_ps.md): Fraction of HRU area at principal spillway
- [dp\_ps](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/dp_ps.md): Average depth of water at principal spillway
- [hru\_es](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/hru_es.md): Fraction of HRU area at emergency spillway
- [dp\_es](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/dp_es.md): Average depth of water at emergency spillway
- [k](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/k.md): Hydraulic conductivity of the wetland bottom
- [evap](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/evap.md): Wetland evaporation coefficient
- [vol\_area\_co](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/vol_area_co.md): Volume surface area coefficient for HRU impoundment
- [vol\_dp\_a](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/vol_dp_a.md): Volume depth coefficient for HRU impoundment
- [vol\_dp\_b](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/vol_dp_b.md): Volume depth coefficient for HRU impoundment
- [hru\_frac](https://swatplus.gitbook.io/io-docs/introduction-1/wetlands/hydrology.wet/hru_frac.md): Fraction of HRU that drains into wetland
- [Initialization](https://swatplus.gitbook.io/io-docs/introduction-1/initialization.md)
- [soil\_plant.ini](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/soil_plant.ini.md): This file references several other files, which initialize nutrients and constituents in soils.
- [name (soil\_plant.ini)](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/soil_plant.ini/name-soil_plant.ini.md): Name of the soil and plant initialization
- [sw\_frac](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/soil_plant.ini/sw_frac.md): Soil water fraction at the beginning of the simulation
- [nutrients](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/soil_plant.ini/nutrients.md): Pointer to the nutrient initialization file
- [pest](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/soil_plant.ini/pest.md): Pointer to the pesticide initialization file
- [salt](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/soil_plant.ini/salt.md): Pointer to the salt initialization file
- [om\_water.ini](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini.md)
- [name (om\_water.ini)](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/name.md)
- [vol](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/vol.md)
- [sed](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/sed.md)
- [part\_n](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/part_n.md)
- [part\_p](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/part_p.md)
- [no3](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/no3.md)
- [solp](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/solp.md)
- [chl\_a](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/chl_a.md)
- [nh3](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/nh3.md)
- [no2](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/no2.md)
- [cbn\_bod](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/cbn_bod.md)
- [dis\_ox](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/dis_ox.md)
- [sand](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/sand.md)
- [silt](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/silt.md)
- [clay](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/clay.md)
- [sm\_ag](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/sm_ag.md)
- [l\_ag](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/l_ag.md)
- [gvl](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/gvl.md)
- [tmp](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/om_water.ini/tmp.md)
- [pest\_water.ini](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/pest_water.ini.md)
- [pest\_hru.ini](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/pest_hru.ini.md)
- [salt\_water.ini](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/salt_water.ini.md)
- [salt\_hru.ini](https://swatplus.gitbook.io/io-docs/introduction-1/initialization/salt_hru.ini.md)
- [Constituents](https://swatplus.gitbook.io/io-docs/introduction-1/constituents.md)
- [constituents.cs](https://swatplus.gitbook.io/io-docs/introduction-1/constituents/constituents.cs.md)
- [Point Sources and Inlets](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets.md)
- [recall\_db.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/recall.rec.md): This file lists all recall records used in a simulation.
- [id (recall\_db.rec)](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/recall.rec/id-recall_db.rec.md): Unique ID of the recall record
- [name (recall\_db.rec)](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/recall.rec/name-recall_db.rec.md)
- [om\_name](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/recall.rec/om_name.md): Name of the organic and mineral data file
- [om\_unit](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/recall.rec/om_unit.md): Unit of the organic and mineral data
- [om\_tstep](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/recall.rec/om_tstep.md): Time step of the organic and mineral data
- ['om\_filename'.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/filename.rec.md): This file contains the organic and mineral data for a point source or inlet
- ['pest\_filename'.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/pest_filename.rec.md)
- ['path\_filename'.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/path_filename.rec.md)
- ['hmet\_filename'.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/hmet_filename.rec.md)
- ['salt\_filename'.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/salt_filename.rec.md)
- ['cst\_filename'.rec](https://swatplus.gitbook.io/io-docs/introduction-1/point-sources-and-inlets/cst_filename.rec.md)
- [Connectivity](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity.md)
- ['object'.con](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con.md): This file defines the connectivity of spatial objects.
- [id](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/id.md): Unique ID of the object
- [name](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/name.md): Name of the object
- [gis\_id](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/gis_id.md): Object ID in QSWAT+
- [area](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/area.md): Area of the object
- [lat](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/lat.md): Latitude of the object
- [lon](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/long.md): Longitude of the object
- [elev](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/elev.md): Elevation of the object
- ['obj'](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/hru.md): Pointer to the object data file
- [wst](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/wst.md): Pointer to the weather station file
- [cst](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/cst.md): Pointer to the constituent file
- [ovfl](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/ovfl.md): Pointer to the overbank flooding file
- [rule](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/rule.md): Pointer to the decision table for hydrograph fractions
- [out\_tot](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/out_tot.md): Total number of outgoing hydrographs
- [obj\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/obj_typ.md): Type of the receiving object
- [obj\_id](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/obj_id.md): ID of the receiving object
- [hyd\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/hyd_typ.md): Type of hydrograph that is sent to the receiving object
- [frac](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/hru.con/frac.md): Fraction of hydrograph sent to the receiving object
- [aqu\_cha.lin](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/aqu_cha.lin.md): This file is used to connect an aquifer to multiple channels.
- [chan\_surf.lin](https://swatplus.gitbook.io/io-docs/introduction-1/connectivity/chan_surf.lin.md)
- [Water Allocation](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation.md)
- [water\_allocation.wro](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro.md): This file contains water allocation tables.
- [rule\_typ](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/rule_typ.md): Rule type to allocate water
- [cha\_ob](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/cha_ob.md): Channel as source object
- [ob\_typ (source)](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/ob_typ-source.md): Object type of the source object
- [limit\_mon](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/limit_mon.md): Monthly limits
- [ob\_typ (demand)](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/ob_typ-demand.md): Object type of the demand object
- [withdr](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/withdr.md): Withdrawal type
- [amount](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/amount.md): Withdrawal amount
- [right](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/right.md): Water right
- [rcv\_ob](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/rcv_ob.md): Object type of the receiving object
- [rcv\_num](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/rcv_num.md): ID of the receiving object
- [srcs](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/srcs.md): Number of source objects available for the demand object
- [src](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/src.md): Source object ID
- [frac](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/frac.md): Fraction of demand to be met by source object
- [comp](https://swatplus.gitbook.io/io-docs/introduction-1/water-allocation/water_allocation.wro/comp.md): Compensation from source object
- [Calibration](https://swatplus.gitbook.io/io-docs/introduction-1/calibration.md)
- [codes.sft](https://swatplus.gitbook.io/io-docs/introduction-1/calibration/codes.sft.md)
- [wb\_parms.sft](https://swatplus.gitbook.io/io-docs/introduction-1/calibration/wb_parms.sft.md)
- [water\_balance.sft](https://swatplus.gitbook.io/io-docs/introduction-1/calibration/water_balance.sft.md)
- [cal\_parms.cal](https://swatplus.gitbook.io/io-docs/introduction-1/calibration/cal_parms.cal.md)
- [calibration.cal](https://swatplus.gitbook.io/io-docs/introduction-1/calibration/calibration.cal.md)
- [Carbon](https://swatplus.gitbook.io/io-docs/introduction-1/carbon.md): Input files for setting up the carbon model using SWAT+
- [carb\_coefs.cbn](https://swatplus.gitbook.io/io-docs/introduction-1/carbon/carb_coefs.cbn.md): The carb\_coefs.cbn file enables adjustment of sensitive carbon balance parameters.  Also contains configuration settings supporting carbon balance simulation.  Applies when codes.bsn carbon = 1