> 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/hydrologic-response-units/hru-lte.hru/pet_flag.md).

# pet\_flag

SWAT+ offers two options for estimating PET for HRU-lte:

p\_t - Priestley-Taylor method

harg - Hargreaves method