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Mica Landfill, south of Spokane

Comment Period: Aug. 31, 2026, 12 a.m. - Sept. 30, 2026, 11:59 p.m.
You are invited to review and comment on the draft periodic review report.

https://ecology.wa.gov/events/tcp/site-periodic-reviews/mica-landfill

Draft National Pollutant Discharge Elimination System permit, fact sheet, and Water Quality Agreed Order

Comment Period: Sept. 2, 2026, 12 a.m. - Oct. 14, 2026, 11:59 p.m.
We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) permit renewal, Fact Sheet and Agreed Order for HF Sinclair Puget Sound Refinery (Skagit County) from 12:01 am, Sept. 2 through 11:59 pm, Oct. 14, 2026.

https://ecology.wa.gov/events/swm/hf-sinclair-npdes-2026/draft-water-quality-permit-and-agreed-order

Public Hearing on the National Pollutant Discharge Elimination System and Water Quality Agreed Order

Public Event: Oct. 7, 2026, 6 p.m., in Online webinar
We have scheduled a tentative virtual meeting and hearing via ZOOM to accept oral comments on the draft National Pollutant Discharge Elimination System (NPDES) permit renewal, Fact Sheet, and Water Quality Agreed Order for HF Sinclair Puget Sound Refinery, Anacortes (Skagit County).

https://ecology.wa.gov/events/swm/hf-sinclair-npdes-2026/public-hearing

Ecology proposes new and updated limits for toxics in water

February 22, 2024 News release: We are proposing a major update to the state’s aquatic life toxics criteria

https://ecology.wa.gov/about-us/who-we-are/news/2024/feb-14-aquatic-toxics-criteria

Public invited to comment on regulatory actions addressing chemicals in consumer products

November 18, 2021 News release: Consumers use hundreds of items every day, and many contain hazardous chemicals. Ecology is seeking input to determine which potentially hazardous chemicals it should regulate in consumer products.

https://ecology.wa.gov/about-us/who-we-are/news/2021/nov-18-public-invited-to-comment-on-regulatory-act

Ecology seeks feedback on rules to make products safer in Washington

December 8, 2022 News release: The Washington Department of Ecology is looking for input on a proposal that will help protect consumers by regulating some chemicals used in everyday products.

https://ecology.wa.gov/about-us/who-we-are/news/2022/dec-8-spwa-public-comment-period

Hanford Advisory Board to meet in Spokane Sept. 10-11, 2024

August 27, 2024 News release: The Hanford Advisory Board is holding its next regional meeting in Spokane, WA, Sept. 10. The Board will hear updates on Hanford cleanup and consider advice to issue to the Tri-Party Agencies.

https://ecology.wa.gov/about-us/who-we-are/news/2024/aug-27-hanford-advisory-board-to-meet-in-spokane-sept-10-11-2024

Public invited to comment on environmental review for Washington’s draft permit for biosolids management

September 27, 2024 News release: Ecology opens 14-day public comment period on SEPA Determination of Nonsignificance for draft statewide general permit for biosolids management

https://ecology.wa.gov/about-us/who-we-are/news/2024/sept-27-public-invited-to-comment-on-environmental-review-for-washington-s-draft-permit-for-bioso

Chapter 173-337 WAC – Safer Products Restrictions and Reporting (Cycle 1.5: PFAS)

This is the rulemaking page for Chapter 173-337 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-337-nov2023