In June, Kaiser Aluminum started up a full-scale pump-and-treat system that treats 200 gallons of groundwater per minute and ...

That is the true story of Rod Hankinson, who turned a missed opportunity into a lifetime of impact and inspiration. He has ...

The Water Quality Assessment has millions of data points on rivers, streams, lakes, and marine waters across Washington state.

We invite you to comment on our latest draft report for Cycle 2.

Washington meets the updated air quality standard for fine particles (PM 2.5). Particle pollution from 2023 wildfire smoke in Colville was beyond our control, so that data should be excluded as an ...

We invite your comments on draft modified permit WA000825 for Inland Empire Paper Company located in Spokane County. The permit authorizes the discharge treated industrial wastewater to the Spokane ...

Ecology invites public comment on the proposed boundaries for the Pasco Basin groundwater subarea. The Pasco Basin Subarea Boundary draft order is available for a 30-day review and comment period. See ...

Tires, cosmetics, and paint are types of consumer products that can contain toxic chemicals. In May 2024, our Safer Products for Washington team identified a new set of toxic chemicals in everyday ...

We invite your comments on the draft 2022 Water Quality Assessment. The deadline for public comments is Friday, Jan. 10, 2025. The Assessment evaluates available water quality and sediment data ...

We invite you to review and comment on the Draft National Pollutant Discharge Elimination System Draft Permit and Fact Sheet for Divert Integrated Food Recovery (Cowlitz County), Washington from Oct.

Public comments are accepted over a 30-, 45-, or 60-day period. During that time, you can share your input with us about specific changes in the permits we regulate. We review all comments and then ...