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Water quality
Ecology is responsible for keeping Washington waters clean and helping polluted waters recover.
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Ecology is responsible for keeping Washington waters clean and helping polluted waters recover.
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Improving our permit that helps lake managers control aquatic plants and algae
We are looking for feedback on draft updates to the general permit for aquatic plant and algae management.
Oct. 21, 2020
What We Do
Little Spokane River cleanup plan ready for public review
Ecology's draft plan for better water quality in the Little Spokane River is available for comment
Oct. 12, 2020
What We Do
Our 5 most popular science reports
Our scientists publish about 100 scientific documents every year. The five most popular range from studies using the Salish Sea Model to instructions for gaining lab accreditation.
Aug. 28, 2020
Science
EPA plan for Washington and Oregon rivers leaves salmon in hot water
We're submitting our comments on EPA temperature TMDL for the Columbia and Snake rivers.
Aug. 19, 2020
What We Do
Additional $10 million for stormwater projects
We determined that there is an additional $10 million available to fund 22 more stormwater projects across the state.
Aug. 14, 2020
What We Do
$332,000 Cooke Aquaculture penalty supports habitat restoration in Skagit County and statewide
Salmon will have better habitat in Skagit county with help from a $332,000 penalty settlement with Cooke Aquaculture after the collapse of its floating pen near Cypress Island in 2017.
July 30, 2020
What We Do
Ready for summer!
Halfway through this year of pandemic and upheaval, summer brings much to do — and appreciate.
July 13, 2020
What We Do
$21.2 million awarded for clean water projects in the southwest region
We're offering financial assistance for 26 high-priority projects.
June 22, 2020
What We Do
$165 million awarded for clean water projects in the northwest region
We're offering financial assistance for 33 high-priority projects.
June 22, 2020
What We Do
$16.6 million awarded for clean water projects in the central region
We're offering financial assistance for 20 high-priority projects.
June 22, 2020
What We Do
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