Browse by week. Open the dates below to see all Ecology public comment periods and events during one week. These tools will help you filter to find what you're looking for: ...

The 2025 conference was a homecoming for many community leaders and an eye-opening orientation for those brand new to ...

In honor of Critter of the Month's tenth birthday, let's explore the world of one of Puget Sound's most graceful ten-legged ...

We're looking into harmful chemicals in everyday products – like paints and nail polish – and researching safer alternatives.

Ecology's previous round of Prevent Nonattainment grants helped agencies in Okanogan County improve air quality to meet ...

Find a moderate risk 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 with ...

When food goes in the trash, so do resources, time, and money. Save all three with small changes to your daily habits. Get started today. The average individual loses roughly $750 per year in wasted ...

Use this portal to filter and search for all of our regulatory information. We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & ...

Rulemaking that has been officially filed with the Washington State Legislature’s Code Reviser’s Office (filed a CR-101 form) and are sorted by topic.; Recently closed rulemakings. (closed rulemaking ...

We are expanding our laboratory and field-monitoring capacity to understand when, where, and how 6PPD-quinone ends up in the environment. In November 2022, we published 6PPD in Road Runoff: Assessment ...

You can help protect the environment by telling us if you see a problem that is causing pollution. We respond to issues that pollute and damage land, air, and water. The sooner we know, the sooner we ...

Littering, illegal dumping, and driving with an unsecured vehicle load is punishable under Washington state law. Fines range from $103 to $5,000. Many cities and counties have local ordinances that ...