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 ...

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 ...

Ecology has consolidated grant related documentation, guidance, and technical resources that will support prospective applicants and those interested in learning more about the grant program. The ...

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 ...

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

Toxic chemicals in consumer products can escape into our homes, workplaces, and schools, and eventually make their way to our ...

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

We propose to approve Tidewater's Snake River Terminal air quality notice of construction (NOC) application. We will hold a public comment period if one is requested. Tidewater submitted a notice of ...

We propose to approve Imerys Quincy Plant's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested. Imerys Filtration Minerals submitted a ...

Thanks to our brand-new Water Right Application Portal, water right applicants can apply for new water rights from their ...