check if water is available from each source - set withdrawal and unmet outside the basin source water treatment plant source water use source (effluent) water tower storage check if there is enough storage and compute outflow divert flowing water from channel source amount that can be diverted without falling below low flow limit reservoir source aquifer source only have flow, no3, and minp(solp) for aquifer unlimited source add source withdrawal hyd to get total withdrawal hyd for the demand object subtract withdrawal from unmet
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer, | intent(in) | :: | iwallo | |||
| integer, | intent(in) | :: | itrn | |||
| integer, | intent(in) | :: | isrc |