Determine most suitable area to artificial groundwater recharge
Determine most suitable area to artificial groundwater recharge in Parsyan basin in IRAN By: Mandana Ashouri GIS Supervisor: Dr. Maidment
Introduction • Where is Iran? – Asia – Population: 71. 4 millions – Capital : Tehran – Varied Climate – Area: 1648000 sq km
Tabriz (North West) South Coast
World
Asia
IRAN
IRAN
Study Area
Satellite map
Iran is a Semi Arid area
Precipitation
Temperature
Problem In my study area: • • • Temporary river Arid region Drinking water Agriculture Sending rainwater toward aquifer by canal
Criteria for suitable site • Infiltration Rate – More than 20 mm/hr • Slope – 0 -8 % • Depth to water table – More than 20 m
Study area base map
Hypsography
Infiltration Rate
Flow Direction
Soil and Flow Direction
Groundwater level
Land Use
Suitable sites
Selected Site in Satellite map
Conclusion • The best site for artificial recharge is located in south east side of basin. • Suitable area contains 15% of basin’s total area.
Data Sources • English Data sources http: //srtm. usgs. gov http: //www. geographynetwork. com/ http: //www. maproom. psu. edu/dcw/ http: //edcimswww. cr. usgs. gov/pub/imswelcome http: //www. gewex. org/ • Persian Data Sources www. iranhydrology. com http: //www. scwmri. ac. ir http: //www. wrm. or. ir/ http: //www. iranrivers. com/ http: //www. irimo. ir
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