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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$183 million proposed for clean water projects across the state

We are proposing to award more than $183 million in financial assistance for 107 high-priority clean water projects across the state.

Voices For The Yakima Basin: "The Future We Want"
We asked Michael Garrity of American Rivers and Trout Unlimited's Lisa Pelly to share their thoughts about the Yakima Basin Integrated Water Resource Management Plan
Are we ready for next big oil spill?

Lack of secure funding threatens our ability to test spill response capabilities and a lot more

Tacoma Smelter Plume: Yard cleanup program comment period starts today
Some yards in Ruston, west Tacoma, and south Vashon-Maury Island could have high levels of arsenic and lead from the former Asarco smelter in Tacoma.
Around the Sound: Pier today gone tomorrow
We were able to contract with the Port Gamble S'Klallam Tribe to remove the old, deteriorating Point Julia pier, as well as in-water and on-shore debris.
Everett Smelter’s Lowlands area moves two steps closer to cleanup
Ecology has taken key steps towards identifying possible cleanup methods in the industrial east side of the Everett Smelter Site.
Cleaning up: Northlake Ship Yard
Two barges will pass through the locks and arrive in Lake Union in Seattle to get set to remove contaminated mud from Lake Union's bottom.
Around the Sound: Changes already obvious during Port Gamble Bay cleanup
Cleanup work in and around Port Gamble Bay didn't start until late September, but already the changes are striking.
A breath of fresh air...
Learn how the Washington Clean Air Act came to fruition. (Pt. 3 of 3)
Feb. 23, 1970 - A step closer to Ecology's creation
On Feb. 23, 1970, Gov. Dan Evans signed into law a bill creating Washington's new Department of Ecology, set to open July 1 of that year.