We continue to celebrate American Wetlands Month. Did you know Washington is home to nearly one million acres of wetlands?

A brownfield is a property that’s been developed in the past, and is now vacant, abandoned, or underutilized. It may have environmental contamination.

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

Ecology Spills Response Team members Chelsea Krimme, Josh Coulter, Courtney Serad, and Dave Byers (left to right) conduct a ...

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

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

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

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

Water in eastern Washington is a scarce resource, and tracking groundwater sources and supplies is a critical part of making sure there is enough water to meet everyone’s needs. A new legal ...

We invite your comments on the Draft Mitigated Determination of Nonsignificance (MDNS) that was issued for the SkyNRG Sustainable Aviation Fuel (SAF) Manufacturing Facility Project in Walla Walla ...

Washington Administrative Code (WAC) 173-182 and 173-186 requires oil handling facilities, pipelines, vessels and railroads to have a state-approved oil spill contingency plan that ensures their ...