The maps display places of use, water bodies, the type of water rights associated with a property, and “water device points” such as wells, dams, and pumps. The Water Resources Web Map is a ...

Reduce waste and save money by remembering your reusable cup. We get it, coffee is essential to life. But you know what’s not essential? The 50 billion single-use coffee cups that go to waste every ...

During the holidays, millions of pounds of food is wasted in Washington. That’s a lot of resources going in the trash! By making smart choices, you can reduce food waste, save money, and relax a ...

The Nonpoint Plan outlines the approach to addressing water quality impacts from nonpoint sources. The Plan is required by the Clean Water Act and ensures funding that allows us and our partners to ...

Provide your feedback on the state's plan to address sources of nonpoint pollution Riparian plantings like these grow into trees and other vegetation that help filter pollutants, provide shade that ...

The draft permit we proposed to reissue to Ilwaco Wastewater Treatment Plant authorizes the discharge of treated domestic wastewater into the Columbia River-Baker Bay at RM 2. You can view the ...

We invite you to comment on the State Waste Discharge Permit Application for Tesoro Logistics Operations in Anacortes, Skagit County. This comment period will run from May 21 – July 1, 2025. Tesoro ...

We monitor water quality at nearly 100 river and stream stations throughout the state to understand the health of waterways. Our science offers residents and policymakers credible data to make ...

Public comments are accepted over a 30-, 45-, or 60-day period. During that time, you can share your input with us about specific changes in the permits we regulate. We review all comments and then ...

As we continue to celebrate American Wetlands Month, we encourage you to look at the plants in your area. One way to tell whether you're looking at a wetland is by identifying the plants. Wetlands ...

We regulate water and hazardous waste at the Tesoro Logistics crude railcar offloading, light products truck/rail loading, and product storage facilities, and the marine crude storage terminal in ...

To keep yourself and your pets safe, avoid water with visible algae and follow all posted warnings and closures.