When establishing cleanup levels for your contaminated site, use these guidance documents in combination with the CLARC data tables. CLARC — Cleanup Levels and Risk Calculation — is a compendium of ...

As the state’s lead environmental agency, our mission is to protect, preserve, and enhance the environment for current and future generations. As we work to build a healthier environment, we must make ...

Waste tires are those no longer suitable for their intended purpose due to wear or damage. Accumulations of waste tires harbor mosquitos, snakes, and other vermin, which pose health risks, such as the ...

EYC hires adult litter crews to work March through November. Adult crew members receive $19 per hour and work 38 – 40 hours per week, Monday – Thursday. Adult crew member requirements: 18 years old to ...

Find a household hazardous waste disposal site in your county. Accepts: Household hazardous waste. Does not accept wastes from business unless it is a scheduled small business collection event. Check ...

Ecology, local clean air agencies, and Tribes can restrict indoor and outdoor burning under certain conditions. Air quality burn bans protect people when the air is unhealthy. Fire safety burn bans ...

Planning to visit one of our offices? If you would like to meet with a staff member in person, please call ahead to confirm that they will be available. Our office hours are Monday to Friday, 8 a.m. – ...

Litter-pickup programs we funded collected more than 5.6 million pounds (2,822 tons) of litter and cleaned more than 20,800 miles of road, statewide, in 2023. See how much litter crews picked up in ...

Your input is valuable to our decision-making process. We post water right documents for notice or comment. Documents posted for comment have a link to our online comment form. Other documents are ...

Statewide General Permit for Biosolids Management (expired) – This statewide permit applies to all facilities subject to the Washington's biosolids program. When facilities receive final approval of ...

Emergency conditions may require Ecology managers to temporarily suspend operations. Examples of emergency conditions include severe or inclement weather, natural disasters such as earthquake or flood ...

Will Ecology adopt the universal waste aerosol cans rule? At this time, we have not adopted the Environmental Protection Agency’s (EPA) rules for universal waste aerosol cans. Businesses must continue ...