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Pollution prevention

Ecology works with businesses to ensure chemicals are properly stored, waste is safely disposed of, and safer, less-toxic materials are used whenever possible.
Ecology works with businesses to ensure chemicals are properly stored, waste is safely disposed of, and safer, less-toxic materials are used whenever possible.

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Collaborating across borders

A transboundary workgroup is collaborating to improve water quality in the Nooksack River watershed. Due to those efforts, Portage Bay shellfish beds are open more often to harvesting.

What We Do
Inside the effort to save Indian Creek

On the morning of July 18, a dual-tanker truck carrying thousands of gallons of gasoline and diesel left the roadway on U.S. Highway 101 and overturned into Indian Creek. 

What We Do
Lower Yakima Valley nitrates in drinking water

Ecology is working with other state and local government agencies to reduce nitrate contamination so everyone in the Lower Yakima Valley has clean, safe drinking water. 

What We Do
State launches disposal program for toxic firefighting foams

Ecology's AFFF disposal program will collect and safely dispose of toxic "forever chemcials" from fire departments across the state.

What We Do
Drayton Harbor’s bacteria problem

Help shape our plan to reduce bacteria in Drayton Harbor. Comment Aug. 21-Sept. 26, 2025, to protect shellfish, recreation, and community health.

What We Do
Chilly refrigerants contribute disproportionately to warming the Earth

The Refrigerant Management Program is part of a suite of climate policies that work together to cut carbon pollution and limit the damage climate change is causing our environment and our economy.  

What We Do
Talleres de reparación de autos en Washington obtienen desengrasantes más limpios y seguros con fondos estatales

Instalaciones que usen desengrasantes a base de solvente pueden aplicar para un reembolso para cambiar a desengrasantes más seguros. 

What You Can Do
Washington businesses and undergraduates benefit from pollution prevention internships

The Washington Applied Sustainability Internship (WASI) program pairs college students with businesses to help achieve pollution prevention goals. Business applications are due February 19, 2025.

What You Can Do
Do you have hazardous materials outside? Here's how to prepare for winter weather

When you own a business, preparing for wet and cold weather is important to prevent damage and environmental hazards. 

What You Can Do
Waste less food this holiday season

Wasting less food is possible if you plan carefully, think ahead about storage, and get creative with your meals.

What You Can Do

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