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 ...

Agricultural runoff can pollute lakes, rivers, and marine beaches. It can also contaminate groundwater. Landowners can prevent runoff by using best practices that keep soil and other pollution out of ...

In 2024, Washington adopted the Cookware Containing Lead law (Chapter 70A.565 RCW) to prohibit the sale of cookware containing lead in Washington. As of January 1, 2026: No manufacturer may make, sell ...