Air quality

Everyone deserves clean air to breathe and a sustainable future that responds to challenges presented by climate change. To reach these goals, we regulate harmful emissions from vehicles, burning, and industrial activities to help protect air quality and reduce greenhouse gases that increase temperatures around the globe.
Everyone deserves clean air to breathe and a sustainable future that responds to challenges presented by climate change. To reach these goals, we regulate harmful emissions from vehicles, burning, and industrial activities to help protect air quality and reduce greenhouse gases that increase temperatures around the globe.

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Air Quality Awareness Week 2023
May 1-5 is Air Quality Awareness week. Learn about air pollution and how to protect your health and the environment.
West Point Treatment Plant water quality permit up for review
We're updating the West Point Treatment Plant water quality permit with new requirements to better protect Puget Sound.
Two sites in King County move forward on environmental cleanup for affordable housing
Two cleanup sites in King County slated for redevelopment into affordable housing are both reaching key cleanup milestones this summer, and we’re inviting the public to comment.
Public input sought for Low Carbon Energy Siting Study
We have been working with businesses and local leaders to draft recommendations on how green energy projects can be implemented more efficiently. Now we want to hear from you.
New grant program funds cleanups to provide affordable housing
We are now accepting applications for our new Affordable Housing Cleanup Grant Program.
Restoring Kodama Farm
A look at a novel “whole farm” approach on a 45-acre farm in Jefferson County that will protect and restore salmon habitat alongside sustainable agricultural practices.
Secure your load: Prevent litter and save lives
National Secure Your Load Day is held annually on June 6th and encourages all drivers to properly secure their loads every time they drive.
Watching the water supply update

70 percent of the state is abnormally dry, according to the U.S. Drought Monitor.

Wildfire smoke triggers report to EPA
In early September, dry conditions caused rapid fire growth, which filled the sky with dense smoke. This was bad news for air quality.
Uncertain times won't stop progress in the Walla Walla basin
Interest groups are coming together - via videoconference - to plan a long-term water strategy for the Walla Walla River Basin.