You can now subscribe to automatic email updates about specific cleanup sites. These notices will let you know if we change a ...

Swamps are wetlands containing woody plants like trees and shrubs. Forest and shrub swamps are important habitats, especially ...

Chemical exposure is another major threat. Growers often use pesticides, fertilizers, and banned substances that contaminate ...

We've submitted our latest Water Quality Assessment to EPA and we've opened the Call for Data to work on the next assessment of state waters.

We need accurate, up-to-date information to protect Washington’s marine ecosystems and support new and existing ocean and coastal uses. We retired the mapping application previously available on the ...

Teams of experts at Air Quality keep a network of statewide air monitors running smoothly year-round, which helps inform the ...

Up your gardening game by mixing compost into the soil! Get started by making your own compost at home or by purchasing it.

We are updating the Middle Columbia River – McNary Pool Geographic Response Plan (GRP). An important part of the update process is hearing from the people who live, work, and play in the GRP area. To ...

Technical assistance. Funding opportunities. Partnerships with external organizations across the U.S. These high-impact projects result in measurable benefits for businesses, such as reduced hazardous ...

We collect shoreline imagery and conduct regular geospatial mapping of the Puget Sound shoreline. State law requires that we provide the following shoreline data: 360-degree on-the-water photos ...