Many locals have never seen the dense Olympia area exist without Capitol Lake at its center; they don’t know that the mouth of the Deschutes River exists within the heart of the Capitol.

Grant recipients of Ecology's landfill methane emissions reduction grant program are having success reducing methane ...

Ecology's air quality in overburdened communities grant program is reducing air pollution through sustainable transportation.

We invite you to comment on two cleanup sites in the Lower Duwamish Waterway as well as a consent decree settling who will pay for sediment cleanup in the river.

Zelma Maine Jackson spent 25 years working for our agency's Nuclear Waste Program. As we wrap up our year-long focus on Ecology's 50 th anniversary, we shine a spotlight on Zelma Maine Jackson. As a ...

Puget Sound has more than 1,400 miles of beaches, most built from sand and gravel eroded from nearby bluffs. Puget Sound's glacial history and unique geology make these feeder bluffs an important ...

What is a wetland mitigation bank? A wetland mitigation bank is a site where wetlands are restored, created, enhanced, or in exceptional circumstances preserved for the express purpose of providing ...

Refer to the 2024 updated TAPE Process Overview for everything you need to know about how we evaluate your technology. We also accept applications to the Chemical Technology Assessment Protocol – ...

A $5.5 million streamflow restoration grant from Ecology added 1,600 acres to the Stewart Mountain Community Forest in the Nooksack Basin. Photo courtesy of Stewart Mountain Community Forest ...

The 2021 plastics law will reduce the use of covered single-use plastics. This law aims to reduce the production of new plastic and drive the development of new markets for Washington’s recyclable ...

We adopted changes to chapter 173-201A Water Quality Standards for Surface Waters of the State of Washington. In response to nominations we received in 2021, and after considering public comments and ...