An official website of the State of Washington

Government building

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Lock

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Menu

I want to...

Our Commitments

Trending

Get the latest updates on the Nippon Dynawave incident

Algae season is here: if you see an algal bloom, give it room

Nutrient control proposed for three wastewater treatment facilities
Read more trending posts

News

Mount Baker in Washington.

June 1, 2026 – Proposed changes lay groundwork to link Washington's carbon market.

A furry marmot sits in the back of a pickup truck full of sports gear.

June 1, 2026 – Kevin the marmot is encouraging drivers to secure vehicle loads.

A row of electric vehicle charging stations in a school bus parking lot.

May 1, 2026 – Clean Fuel Standard exceeds expectations for second year in a row.

Vantage Bridge in Quincy, Washington.

April 24, 2026 – Clean energy powers reductions in Washington’s carbon emissions.

Use Food Well | What Every WA Business Should Know with Calico Cupboard

Environmental penalties issued for the fourth quarter of 2025

Kent Chevron gas stations penalized over $42,000 for repeated safety violations

$19,000 penalty for fuel tank back fees at King County International Airport

Read more news stories

Public Input & Events

Comment period icon

Comment period

ends June 15, 2026

Rustlewood Wastewater Treatment Plant — Comment on the proposed permit modification that allows treated wastewater to be discharged into Pickering Passage.
Water quality
Webinar icon

Webinar

June 16, 2026, 12:30 p.m. - Online

Safer Products for Washington: Alternatives update webinar #2 — Learn about our research on safer product alternatives for jewelry, tires, and cookware and share your input. 
Reducing toxic chemicals
More public input & events