Cleaner cars. Cleaner fuels. Cleaner power. Cleaner planes. Little by little, Washington is moving the needle toward a clean ...

Nuclear Waste Program's efforts to oversee cleanup of one of the world's most complex nuclear sites. Join us as we look back ...

The Washington Natural Resource Damage Assessment (RDA) Committee meets monthly to determine the most appropriate method for assessing environmental injury from oil spills into state waters. Meeting ...

The first batch of highly radioactive capsules has been successfully moved from underwater pools to safer, long-term dry storage at the Hanford Site. This initial transfer marks a major milestone in ...

Today, the Washington Department of Ecology proposed changes to the rules that govern forestry offset projects under the state’s Cap-and-Invest Program. The changes would make it easier for small ...

According to our contingency planning rule, an approved primary response contractor must commit to the following: When reviewing industry oil spill plans, we analyze whether response equipment is in ...

In 2021, the Washington Legislature passed the Climate Commitment Act (CCA), which establishes a comprehensive, market-based program to reduce carbon pollution and achieve the greenhouse gas limits ...

Refer to the 2024 updated TAPE Process Overview for everything you need to know about how we evaluate your technology. We also accept applications to the Chemical Technology Assessment Protocol – ...

Earth Day coloring book design contest for K-12 students: design pages showing solutions to pollution. Winning art will ...

We adopted changes to chapter 173-201A Water Quality Standards for Surface Waters of the State of Washington. In response to nominations we received in 2021, and after considering public comments and ...

Determining processes and strategies for emission reductions to achieve air quality targets in overburdened communities initially identified by Ecology. Other rule language necessary for ...

We plan to hold public meetings to provide information about the rulemaking and seek your input. We'll update this page with meeting specifics. To get updates about these meetings and this rulemaking, ...