We are starting two rulemakings to update Washington’s water quality standards to help address freshwater nutrient pollution and the harmful, toxic algal blooms that can result from it.

Ecology cleaned up smelting contamination on the Columbia River public waterfront in Northport using state funding to remove ...

The state Clean Energy Council took a thoughtful, informed look at potential actions and policies to move clean energy ...

This event is scheduled for two days: Dec. 9 and Dec. 10, 2025 from 12 p.m. to 4 p.m. To see the time and schedule of individual speakers, here is a detailed daily agenda. The forum will follow this ...

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 ...

Producers of residential packaging and paper products will be responsible for the end-of-life management of their products. Using funds provided by producers, the PRO will invest in recycling system ...

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 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 ...

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 ...

Submit an observation form to report any violation of the state plastic bag ban you have observed. Plastic bags are a major contaminant in Washington’s recycling facilities, waterways, roadways, and ...

Public comments are accepted over a 30-, 45-, or 60-day period. During that time, you can share your input with us about specific changes in the permits we regulate. We review all comments and then ...

There have been recent news stories about a supposed slump in the transition to zero-emission transportation—that growth in electric vehicle (EV) sales has leveled off and manufacturers are scaling ...