Arsenic and lead in play-area soil can pose a risk to children. Through our Soil Safety Program, we provide free soil sampling and soil safety actions for qualifying public and private schools, ...

We partner with local city and county organizations to provide pollution prevention assistance (PPA) to businesses and organizations in their community. Click the video to learn how PPA can help your ...

Biosolids are a nutrient-rich product of Washington’s wastewater treatment systems. They're a soil amendment farmers and land managers can use in place of commercial fertilizers. They're also used in ...

The Solid Waste Advisory Committee helps us develop policies to support the successful implementation of Washington's solid waste laws and the State Solid and Hazardous Waste Plan. The committee is ...

Under the Eastern Washington Clean Sites Initiative we partner with communities and other partners to shape cleanup projects that improve local residents’ quality of life. Public funds are used to ...

The Legislature directed us to update of the strategy under the Integrated Climate Change Response Strategy (Chapter 70A.05 RCW) in partnership with nine other state agencies. The strategy addresses ...

Our work is incredibly complex and diverse, and that is reflected in our budget. We use up to 75 separate accounts and are the administrator of 65 of those accounts. Every even-numbered year, we ...

More than 60 percent of water pollution comes from things like cars leaking oil, fertilizers and pesticides from farms and gardens, failing septic tanks, pet waste, and fuel spills from recreational ...

Ecology began a centrally coordinated unmanned aerial systems (UAS), or drone program, in early 2022 to provide guidance and oversight for diverse data collection needs. The program supports ...

Working with the Voluntary Cleanup Program (VCP) is a partnership toward cleanup. For the most benefit, we suggest applying to the VCP as early as possible in your cleanup process. A cleanup site is ...

Projects that are funded by certain grants and loans must be reviewed by the Department of Archaeology and Historic Preservation and Tribes to qualify for that funding. Cleanup activities, especially ...

Statewide General Permit for Biosolids Management (expired) – This statewide permit applies to all facilities subject to the Washington's biosolids program. When facilities receive final approval of ...