We're updating requirements for protecting water quality when washing and maintaining bridges and ferry terminals.

The Ecology Litter Corps (formerly Ecology Youth Corps) hires teens 14 –17 years old to serve on summer litter crews and provide an important service to their community. They gain valuable job skills, ...

Commercial and industrial businesses that emit large amounts of air pollution must get an air operating permit. An air operating permit is a master document that lists all of the air pollution ...

At Spanaway Lake, toxic algal blooms mean the lake closes for recreation to keep people safe. Ecology is starting a rulemaking to address toxins produced during harmful algal blooms in freshwater.

Starting Jan. 1, 2026, shoppers will pay 12 cents, up from 8 cents, for each reusable plastic bag purchased from Washington retailers and restaurants Beginning January 1, shoppers will see a 4-cent ...

Washington is working to reduce greenhouse gas emissions 95% by 2050. This will help protect Washington's environment and economy from the effects of climate change.

Clean air is vital for everyone. We manage smoke, vehicle pollution, industrial emissions, and other pollutants so communities have healthy air to breathe. We do this through permits, regulations, and ...

We provide millions of dollars of funding to improve, protect, and restore water quality across the state. We have several opportunities that vary by funding source, funding category, and type of ...

Washington state law requires producers of certain plastic products such as beverage containers, trash bags, and household and personal care product containers to meet post-consumer recycled content ...

We have already identified 16 areas in Washington that are overburdened and highly impacted by criteria air pollution. The places are a mix of urban, suburban, and rural. They vary in population, from ...

In 2024, litter-pickup programs we funded collected more than 5.2 million pounds (2,632 tons) of litter and cleaned more than 18,000 miles of road, statewide. See how much litter crews picked up in ...

We recently developed an online application, the Washington Tool for Online Rating (WATOR), to support the Washington Wetland Rating System. The application is designed to assist users in completing ...