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Welcome to the Official SWAT Web Site

SWAT is a river basin scale model developed to quantify the impact of land management practices in large, complex watersheds.

SWAT is a public domain model actively supported by the USDA Agricultural Research Service at the Grassland, Soil and Water Research Laboratory in Temple, Texas, USA. Read disclaimer...

Have a Question About SWAT?

• Visit our forums and user group
• Read the SWAT fact sheet