The Washington Legislature has awarded $17 million to the coastal cities of Aberdeen and Hoquiam to help fund the $160.5 ...

If you’ve heard a bit of noise or noticed equipment and trucks moving in and out of various locations along the Bellingham ...

The rains and floods that swept through our communities in December was followed by cooler weather and heavy snow. That ...

There is so much to discover about how Ecology’s work might show up in your life. Stay in the loop so you know about air and ...

New PFAS rules took effect in 2025, making consumer products safer in Washington. See how Ecology is reducing pollution at ...

A new report from the Washington Department of Ecology shows that the state’s Clean Fuel Standard eliminated an estimated 2 million tons of greenhouse gases in 2023 for less than 1 cent per gallon of ...

Learn more about climate action in Washington. Owners and operators of municipal solid waste landfills Projects must be necessary and directly related to meeting or exceeding the compliance ...

We are responsible for protecting, preserving, and enhancing Washington’s environment. Permits and certifications ensure that individuals and businesses understand and comply with all applicable ...

Planning to visit one of our offices? If you would like to meet with a staff member in person, please call ahead to confirm that they will be available. Our office hours are Monday to Friday, 8 a.m. – ...

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 ...

State Route 112 faces numerous climate-related threats. Photo courtesy Washington State Department of Transportation. Washington’s coastlines might be considered the canary in the coal mine for the ...

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 ...