Table 4 Description and sources of data in SWAT model.

From: Evaluation of coupled SWAT-MODFLOW-NWT model for conjunctive use of surface water and groundwater resources in the Mahabad plain of Iran

Data type

Properties and resolution

Source

DEM

SRTM, 30 m

Shuttle Radar Topography Mission (SRTM)

https://earthexplorer.usgs.gov/

Soil

30 m

33 types of soil

https://www.ulrp.ir/en/

Land use

30 m

17 types of land use

Water Engineering Research Institute80

Climate

14 stations

daily precipitation, temperature, relative humidity, wind speed, and solar radiation

West-Azarbaijan Regional Water Authority; Iran Meteorological Organization Climate Forecast System Reanalysis (CFSR)

Streamflow

One stations, Gerdyaghoub hydrometric station

Ministry of Energy

Agricultural management and water resources

Planting, harvesting, fertilization-blue water use, irrigation events based on crop water requirements, including timing and frequency of irrigation events using both surface water and groundwater for irrigation

Iranian Ministry of Jahade-Agriculture (MOJA); Ministry of Energy; Sedighi Hamidi81

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