Skip to main content Skip to navigation



Water Rights

In Washington, water is a resource that is closely regulated, and using water for commercial and agriculture purposes requires you have a “Water Right”.

Irrigation and Grapes

General Water Management

Chemigation and Nutrient Management

Monitoring and Measuring Water Status

Additional Resources

Drought Updates

Irrigation Water Supply Status

Grapevine Water Use

Grapevine Water Use – WSU V&E Webpage
Grapevine CropCoefficient (.pdf) – WSU V&E Handout

Mobile Irrigation

Check out the new Irrigation Scheduler, which allows you to monitor plant water needs from your mobile device.

WSU Water Info

WSU has a new website dedicated to all things water.