We have a new Community Engagement Plan describing how we seek to engage with communities impacted by our work. This is part ...

This grant program is part of a larger multi-partner effort to reduce toxics and protect the health of the river through technical assistance, monitoring and research, and education and outreach.

If you know your soil has lead and arsenic, raised beds with fresh soil are a great option for vegetable gardens. This time of year, many of us are planting our gardens and gearing up to keep our ...

The Legislature created seven accounts, each with a specific environmental focus, intended to house money raised by the Cap-and-Invest carbon market auctions. Ecology’s Cap-and-Invest Program, ...

We are starting the rulemaking process to amend Chapters 173-18, -20, -22, -26, and -27 under the Shoreline Management Act. Visit the rulemaking page for more information. This toolbox is designed for ...

We protect the air by implementing Zero Emission Vehicle standards, Clean Car Law, reducing diesel exhaust, and managing the Volkswagen enforcement actions that resulted from federal and state Clean ...

Below you'll find contact information for our executive team and administrative personnel.

Through monitoring and sampling efforts across the country and in Washington, we know that the two main types of wastewater discharges that are likely to contain some level of PFAS are municipal ...

PAHs are a group of more than 100 different chemicals and generally occur as complex mixtures. They can come from natural sources or human activity. They are known to cause cancer and other health ...

On April 28, 2026, we approved King County’s shoreline master program (SMP) locally initiated amendment. Per RCW 90.58.090, the effective date of King County SMP is May 12, 2026, 14 days after we ...

Coho salmon returning to rivers and streams often die before they can spawn. Photo by Roger Tabor, US Fish and Wildlife For over 20 years, scientists faced a toxic mystery: coho salmon returning to ...

Washington’s new Comprehensive Climate Action Plan (CCAP) could significantly cut greenhouse gas emissions by 2050 while saving the state nearly $17 billion statewide. The new climate plan, the result ...