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 propose to approve Michael’s Auto Body air quality general order application for automobile body and refinishing shops. We will hold a public comment period if one is requested. Michael’s Auto Body ...

We propose to approve Callahan Ag's air quality general order application for a stationary rock crusher. We will hold a public comment period if one is requested. Callahan Ag applied for coverage ...

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 ...

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 ...

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 ...

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 ...