Air quality

Everyone deserves clean air to breathe and a sustainable future that responds to challenges presented by climate change. To reach these goals, we regulate harmful emissions from vehicles, burning, and industrial activities to help protect air quality and reduce greenhouse gases that increase temperatures around the globe.
Everyone deserves clean air to breathe and a sustainable future that responds to challenges presented by climate change. To reach these goals, we regulate harmful emissions from vehicles, burning, and industrial activities to help protect air quality and reduce greenhouse gases that increase temperatures around the globe.

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Preventing a Dust Bowl in Washington
Dust storms are a threat in Eastern Washington. Learn what we're doing to protect soils and human health.
Cleanup: The slow slide into Swift Creek

The Sumas Mountain landslide is a slow slide that has clogged and flooded Swift Creek for decades. A few years ago it was found to contain naturally-occurring asbestos and metals.

Se prepara un reporte a EPA como resultado del humo de los incendios forestales

In 2017, WA and the northern part of CA, OR, ID, MT were overwhelmed by smoke caused by forest fires.

Time to get Smoke Ready 

Despite the thunder and lightning earlier this week, we thankfully haven’t seen much smoke in Washington skies yet this year.

What’s in a name: Defining the problem with nuclear waste

Two developments herald potential major changes in the long-term federal effort to clean up the highly contaminated Hanford nuclear reservation.

Saying no to drugs... and spills
History of Ecology's Spills Program's involvement in illegal drug operation cleanups.
New investments save dynamic coastal wetland habitat
In 2020, we secured seven National Coastal Wetlands Conservation grants worth $5 million to restore nearly 500 acres of coastal wetlands in Washington.
Tacoma Smelter Plume
In 2020, we plan on replacing soil in 58 yards in the Yard Program service area. In January we started on a group of six yards and three childcares.
Watching the water supply

Months of unusually warm and dry weather continue to put pressure on the state’s rivers and streams.

Product Replacement Program helps businesses tackle toxics
Last year, Ecology’s Product Replacement Program helped more than 30 dry cleaners transition to safer cleaning methods. Now, we’re determining which toxic chemical we should help replace next.