Search Results - Washington State Department of Ecology

MTCA Cleanup Orders and Public Participation Plan

Comment Period: Aug. 5, 2025, 12:01 a.m. - Sept. 16, 2025, 11:59 p.m.
MTCA Cleanup Orders and Public Participation Plan

https://ecology.wa.gov/events/swm/cosmo-specialty-fibers/mtca-cleanup-orders-and-public-participation-plan

Port Ludlow Wastewater Treatment Plant

Comment Period: Aug. 20, 2025, 12:05 a.m. - Sept. 22, 2025, 11:55 p.m.
We invite you to comment on the draft permit No. WA0021202

https://ecology.wa.gov/events/wq/npdes-discharge-permit/olympic-water-and-sewer-inc

Public notice of construction permit

Comment Period: July 30, 2025, 12 a.m. - Sept. 10, 2025, 11:59 p.m.
Public notice of construction permit

https://ecology.wa.gov/events/swm/rockwool/public-notice-of-construction-permit

Online Public Meeting and Hearing

Public Event: Sept. 9, 2025, 1:30 p.m., in Online webinar
You are invited to join us for an online public meeting and formal hearing for the draft Sand and Gravel General Permit.

https://ecology.wa.gov/events/wq/sggp/sggp-afternoonmeeting

Online Public Meeting and Hearing

Public Event: Sept. 10, 2025, 5:30 p.m., in Online webinar
You are invited to join us for an online public meeting and formal hearing for the draft Sand and Gravel General Permit.

https://ecology.wa.gov/events/wq/sggp/sggp-eveningwebinar

Chapter 173-167 WAC Emergency Drought Funding (2021)

This is the emergency rulemaking page for Chapter 173-167 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-167-2021

Chapter 173-201A WAC (Human Health Criteria)

This is the rulemaking page for Chapter 173-201A WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-201a-hhc

Formal Draft Comment Period

Comment Period: Aug. 6, 2025, 9 a.m. - Sept. 25, 2025, 11:59 p.m.
You are invited to review the draft 2026 Sand and Gravel General Permit and share your comments with us.

https://ecology.wa.gov/events/wq/sggp/sggp-publiccomments

Permit Applications or Manure Pollution Prevention Plans

Comment Period: July 31, 2025, 9 a.m. - Sept. 12, 2025, 11:59 p.m.
We invite your comments on whether new or renewing applications and Manure Pollution Prevention Plans for the Concentrated Animal Feeding Operation (CAFO) General Permit are appropriate under the permit.

https://ecology.wa.gov/events/wq/cafo/cafo-applicantpubliccomments

Chapters 173-425, 173-430, and 173-400 WAC, Flame Cap Kilns and Air Curtain Incinerators

This is the rulemaking page for Chapters 173-425, 173-430, and 173-400 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-425-430-400

Webinar #4: Fastening the Textile Community

Public Event: May 15, 2025, 10 a.m., in Online webinar

https://ecology.wa.gov/events/swm/textile-webinar-series/textile-webinar-may-15-2025

Webinar #1: Cut from the Same Cloth

Public Event: May 6, 2025, 10 a.m., in Online webinar

https://ecology.wa.gov/events/swm/textile-webinar-series/textile-webinar-may-6-2025

Webinar #2: Ripping the Stitch

Public Event: May 8, 2025, 10 a.m., in Online webinar

https://ecology.wa.gov/events/swm/textile-webinar-series/textile-webinar-may-8-2025

Webinar #3: Hemmed in to Cutting Loose

Public Event: May 13, 2025, 10 a.m., in Online webinar

https://ecology.wa.gov/events/swm/textile-webinar-series/textile-webinar-may-13-2025

Evening Public Listening Session

Public Event: Aug. 20, 2025, 5:30 p.m., in online webinar
Join us for our public listening session on August 20 from 5:30 p.m. - 7 p.m.

https://ecology.wa.gov/events/rulemaking/chapter-173-217-wac/eveningpubliclisteningsession

City of Zillah Draft Permit

Comment Period: Aug. 7, 2025, 12 a.m. - Sept. 8, 2025, 11:59 p.m.
We invite you to comment on Draft Permit No. WA0020168.

https://ecology.wa.gov/events/wq/npdes-discharge-permit/city-of-zillah-draft-permit

Hoquiam Wastewater Treatment Plant Draft Permit

Comment Period: Aug. 13, 2025, 12 a.m. - Sept. 12, 2025, 11:59 p.m.
We invite you to comment on the draft permit No. WA0020915

https://ecology.wa.gov/events/wq/npdes-discharge-permit/city-of-hoquiam

Chapter 173-04 WAC

This is the rulemaking page for Chapter 173-04 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-04

WAC 173-55: Accreditation of Cannabis Laboratories

This is the rulemaking page for Chapter 173-55 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-55

Reserve Silica Reclamation

Public Event: May 7, 2025, 6 p.m., in Online webinar

https://ecology.wa.gov/events/swm/reserve-silica-reclamation-remedial-investigation/reserve-silica-reclamation-remedial-investigation-e7dbeb8ddeac653aa26cded6e007f707

Reserve Silica Reclamation

Comment Period: May 1, 2025, 12 a.m. - May 30, 2025, 11:59 p.m.
Reserve Silica Reclamation Remedial Investigation

https://ecology.wa.gov/events/swm/reserve-silica-reclamation-remedial-investigation/reserve-silica-reclamation-remedial-investigation

Clean Earth/Burlington Environmental - Kent public comment

Comment Period: July 14, 2025, 12 a.m. - Oct. 3, 2025, 11:59 p.m.
We invite you to review and comment on cleanup documents for contamination cleanup at Clean Earth/Burlington Environmental - Kent located at 20245 77th Ave. S, in Kent, Washington.

https://ecology.wa.gov/events/hwtr/clean-earth/public-comment

Chapter 173-446A WAC

This is the rulemaking page for Chapter 173-446A WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-446a

Chapter 173-217 WAC – State Waters Alteration Permit

This is the rulemaking page for Chapter 173-217 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-217

Monthly committee meeting

Public Event: Sept. 10, 2025, 9 a.m., in Lacey, WA and Online webinar
The Washington Natural Resource Damage Assessment (RDA) Committee meets monthly to determine the most appropriate method for assessing environmental injury from oil spills into state waters.

https://ecology.wa.gov/events/spills/natural-resource-damage-assessment-committee/september-2025

Monthly committee meeting

Public Event: Oct. 8, 2025, 9 a.m., in Lacey, WA and Online webinar
The Washington Natural Resource Damage Assessment (RDA) Committee meets monthly to determine the most appropriate method for assessing environmental injury from oil spills into state waters.

https://ecology.wa.gov/events/spills/natural-resource-damage-assessment-committee/october-2025

Monthly committee meeting

Public Event: Nov. 12, 2025, 9 a.m., in Lacey, WA and Online webinar
The Washington Natural Resource Damage Assessment (RDA) Committee meets monthly to determine the most appropriate method for assessing environmental injury from oil spills into state waters.

https://ecology.wa.gov/events/spills/natural-resource-damage-assessment-committee/november-2025

Monthly committee meeting

Public Event: Dec. 10, 2025, 9 a.m., in Lacey, WA and Online webinar
The Washington Natural Resource Damage Assessment (RDA) Committee meets monthly to determine the most appropriate method for assessing environmental injury from oil spills into state waters.

https://ecology.wa.gov/events/spills/natural-resource-damage-assessment-committee/december-2025

Modernizing Washington's litter tax

Comment Period: July 8, 2025, 12 a.m. - Aug. 8, 2025, 11:59 p.m.
Litter tax agency request legislation

https://ecology.wa.gov/events/swm/litter-tax/litter-tax-agency-request-legislation

Carlyon Beach Wastewater Treatment Plant

Comment Period: Aug. 22, 2025, 12:05 a.m. - Sept. 22, 2025, 11:55 p.m.
We invite you to comment on the draft permit No. WA0037915

https://ecology.wa.gov/events/wq/npdes-discharge-permit/carlyon-beach-homeowners-association

Chapter 173-167 WAC Emergency Drought Funding (2023)

This is the rulemaking page for Chapter 173-167 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-167-2023

Lincoln Rock Hydrogen Facility

Comment Period: April 29, 2025, 12:01 a.m. - June 5, 2025, 11:59 a.m.
State Waste Discharge Permit Application

https://ecology.wa.gov/events/swm/lincoln-rock-hydrogen-facility/lincoln-rock-hydrogen-facility

Draft 2026 Budget and Fee Schedule

Comment Period: Aug. 1, 2025, 12 a.m. - Sept. 2, 2025, 11:59 p.m.
We propose a draft 2026 budget and fee schedule for some air permits. A business in our jurisdiction pays an hourly fee or a complexity-based fee for an air permit.

https://ecology.wa.gov/events/aq/air-quality-permits/draft-2026-budget-and-fees-ends-9-2-25

D&L Foundry, Moses Lake

Comment Period: Aug. 6, 2025, 12 a.m. - Sept. 8, 2025, 11:59 p.m.
We propose to approve the renewal of D&L Foundry's air operating permit (AOP).

https://ecology.wa.gov/events/aq/air-operating-permits/d-l-foundry-comment-ends-9-8-25

L-Bar cleanup site, Chewelah

Comment Period: Aug. 7, 2025, 12 a.m. - Sept. 5, 2025, 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/l-bar

Paine Field Fire Training Pit PFAS, Mukilteo

Comment Period: Aug. 11, 2025, 12 a.m. - Sept. 10, 2025, 11:59 p.m.
We invite you to comment on an agreed order (legal agreement) and public participation plan for this cleanup site, located on the western boundary of Paine Field near South Everett.

https://ecology.wa.gov/events/tcp/sitecommentperiod/paine-field-fire-training-pit-pfas

Tri-Cities Grain, Pasco

Comment Period: Aug. 26, 2025, 12 a.m. - Sept. 10, 2025, 11:59 p.m.
We propose to approve Tri-Cities Grain's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

https://ecology.wa.gov/events/aq/notice-of-construction-applications/tc-grain-comment-ends-9-10-25

Draft area-specific general order for data centers

Comment Period: Aug. 21, 2025, 12 a.m. - Sept. 28, 2025, 11:59 p.m.
We propose a new air quality general order for some data centers. This new draft general order is for data centers near East Wenatchee, Malaga, and Quincy that use emergency generators powered by diesel.

https://ecology.wa.gov/events/aq/general-orders/data-centers-general-order-comment-ends-9-28-25

Chapter 173-167 WAC Emergency Drought Funding (2024)

This is the rulemaking page for Chapter 173-167 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-167-2024-28119efcad412da8f533ebdc1470dba2

Chapter 173-158 WAC, Flood Plain Management

This is the rulemaking page for Chapter 173-158 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-158

Chapter 173-333 WAC

This is the rulemaking page for Chapter 173-333 WAC, Chemical Action Plans.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-333-oct15

Chapter 173-424 WAC – Clean Fuels Program

This is the rulemaking page for Chapter 173-424 WAC – Clean Fuels Program

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-424

Chapter 173-360A WAC

This is the rulemaking page for Chapter 173-360A WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-360a

Chapter 173-408 WAC – Landfill Methane Emissions

This is the rulemaking page for Chapter 173-408 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-408

Chapter 173-339 WAC – Cosmetic Products Restrictions (Lead in Cosmetics)

This is the rulemaking page for Chapter 137-339 WAC (Lead in Cosmetics).

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-339-lead-in-cosmetics

Chapters 173-422 and 173-422A WAC – Motor Vehicle Emission Inspection

This is the rulemaking page to repeal Chapters 173-422 and 173-422A WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-422-422a

Chapter 173-442 WAC – Clean Air Rule

This is the rulemaking page to repeal Chapter 173-442 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-442

Chapters 173-491, 173-400, 173-455 WAC – Emission Standards and Controls for Sources Emitting Gasoline Vapors

This rulemaking was withdrawn August 19, 2021 regarding WAC 173-491, WAC 173-400 and WAC 173-455.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-491-jul13

Chapter 173-135 WAC – Pasco Basin Groundwater Subarea

This is the rulemaking page for Chapter 173-135 WAC.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-135

Chapter 173-331 WAC

This is the rulemaking page for Chapter 173-331 WAC, Vehicle Battery Recycling.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking/wac-173-331-dec15