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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Calling all volunteers! Help your community recover from an oil spill and volunteer your vessel
We are looking for volunteers to help in the event of a large oil spill.
Cleaning up: Making progress in downtown Bothell
Since 2006, we’ve worked with the City of Bothell on contamination cleanup in their downtown. We’ve reached several milestones, including proposing removal of environmental covenants at three sites.
Highlighting the Padilla Bay National Estuarine Research Reserve
We're putting the spotlight on our Padilla Bay Reserve and its stewardship of estuarine ecosystems in the Puget Sound region.
Continuing the conversation for the Walla Walla Water 2050 initiative
The upcoming USGS Groundwater Study workshop will provide an overview of the study, the current state of the study and next steps.
The Maddux pilot project
Watch our new video about The Maddux pilot project, where our Toxics Cleanup Program staff talk about cleaning up contaminated sites for affordable housing in Seattle’s Mount Baker neighborhood.
Investing in cleaner water by the millions (of dollars)
We fund hundreds of water quality projects each year — look back at recent projects to learn more about what is possible with clean water grants and loans.
It's "Smoke Ready" week
Get #SmokeReady this year and help prevent wildfires with these tips.
Pilot projects designed to curb bank erosion showing success in Chehalis River Basin
The Office of Chehalis Basin has invested in projects that have dual flood reduction and ecosystem benefits. We recently completed two riverbank erosion management pilot projects.
What you need to know about dust storms in Washington
Dust storms can occur in Central and Eastern Washington every spring through fall. Here are some quick tips to help keep you safe.
Expedited rulemaking to amend state SEPA rules
We are amending state SEPA rules to increase the exemption levels local governments can incorporate into their policies and procedures for apartments, small houses, and attached homes.