Excessive levels of nutrients from human sources, such as nitrogen and carbon, are negatively impacting water quality in Puget Sound. This can lead to low dissolved oxygen, which impacts the health of ...

Erosion occurs naturally on most of Puget Sound’s shoreline, shaping coastlines and creating beaches. The typical response to erosion has been the construction of bulkheads and seawalls — the armoring ...

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 ...

You can now subscribe to automatic email updates about specific cleanup sites. These notices will let you know if we change a site’s status, upload documents, or ask for comments about the site.

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 ...

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

A new competitive grant program from the Washington Department of Ecology will fund projects at 13 landfills across the state to better measure and contain methane ...

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.