> 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/water-allocation/water_allocation.wro/limit_mon.md).

# limit\_mon

| Object type | Limiting factor                 | Unit     |
| ----------- | ------------------------------- | -------- |
| Channel     | Streamflow                      | m3/s     |
| Reservoir   | Principal volume                | Fraction |
| Aquifer     | Water level depth below surface | m        |

The user needs to specify the limit for each month.