Public input & events — Listing

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Open the dates below to see all Ecology public comment periods and events during one week. These tools will help you filter to find what you're looking for:

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Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.

Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.

Virtual public input session - Washington's Water Future
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
You’re invited to join a virtual public input session from 12 p.m. to 2 p.m. on Aug. 4, 2026, as part of Washington’s Water Future Initiative. 
> See event details
Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.

Environmental and environmental justice interests session - Washington's Water Future
Meetings & Hearings
Online webinar Join Online
Start: 10 a.m.
This meeting is intended for individuals representing environmental and environmental justice interests across Washington as part of Washington’s Water Future Initiative.
> See event details
Afternoon Online Informational Presentation and Public Hearing - Washington Department of Transportation Municipal Stormwater General Permit
Meetings & Hearings
Online webinar Join Online
Start: 1:30 p.m.
Join us for an online public meeting and hearing for the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit.
> See event details
Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

CPM Development, Klickitat County portable rock crusher — Air quality application for general order coverage – Opportunity to request a public comment period
Aug. 21, 2026

We propose to approve CPM Development's air quality general order application for the Dallesport Smith Pit portable rock crusher. We will hold a public comment period if one is requested.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Draft Release and Public Review — Modification of the Phase I Municipal Stormwater General Permit
Sept. 18, 2026

We invite you to review the draft 2026 modification of the Phase I Municipal Stormwater General Permit and share your comments with us.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.

Public hearing #2: Proposed rule language - 173-350 WAC Organics management
Meetings & Hearings
Online webinar
Start: 5:30 p.m.
173-350 WAC Organics management
> See event details
Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

CPM Development, Klickitat County portable rock crusher — Air quality application for general order coverage – Opportunity to request a public comment period
Aug. 21, 2026

We propose to approve CPM Development's air quality general order application for the Dallesport Smith Pit portable rock crusher. We will hold a public comment period if one is requested.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Draft Release and Public Review — Modification of the Phase I Municipal Stormwater General Permit
Sept. 18, 2026

We invite you to review the draft 2026 modification of the Phase I Municipal Stormwater General Permit and share your comments with us.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.

Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

CPM Development, Klickitat County portable rock crusher — Air quality application for general order coverage – Opportunity to request a public comment period
Aug. 21, 2026

We propose to approve CPM Development's air quality general order application for the Dallesport Smith Pit portable rock crusher. We will hold a public comment period if one is requested.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Draft Release and Public Review — Modification of the Phase I Municipal Stormwater General Permit
Sept. 18, 2026

We invite you to review the draft 2026 modification of the Phase I Municipal Stormwater General Permit and share your comments with us.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.

Hanford Sitewide Permit Lunch & Learn series - Hanford Sitewide Revision 9A
Meetings & Hearings
Online webinar Join Online
Start: 12 p.m.
Virtual talks focusing on specific topics within the Hanford Sitewide Permit draft renewal
> See event details
Tidewater — Safe and Effective Threshold Determination Report
Aug. 8, 2026

Class 1 Facilities are required to submit a Safe & Effective Threshold Determination Report that explains when it is safe and/or effective to deploy boom prior to oil transfers at their location.

Public review of draft permit — Fresh Fruit Packing General Permit
Aug. 8, 2026

We invite you to review the draft 2027 Fresh Fruit Packing General Permit and share your comments with us.

City of Bellingham - Post Point Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Bellingham - Post Point WWTP Permit No. WA0023744.

City of Everett - Water Pollution Control Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 10, 2026

We invite your comments on the modification of the City of Everett Water Pollution Control Facility Permit No. WA0024490.

Update to environmental justice criteria and grant scoring — Proposed changes for Oversight Remedial Action Grants
Aug. 10, 2026

Ecology is proposing changes to the criteria we use for environmental justice and grant scoring when prioritizing and cleaning up contaminated sites.

Solid Wood Inc cleanup site, Olympia — Interim Action Cleanup available for public comment
Aug. 10, 2026

Ecology is amending a 2008 legal agreement to require the City of Olympia to conduct an interim action at the Solid Wood Inc cleanup site (West Bay Park), in Olympia.

173-350 WAC Organics management — CR-102 rulemaking
Aug. 13, 2026

Ecology is proposing amendments to the solid waste handling standards related to organic materials management under Chapter 173-350 WAC to account for modern technology and common handling practices.

Comment on proposed rule changes — Clean Vehicles Program rulemaking
Aug. 13, 2026

This is an opportunity to provide comments on the proposed rule changes to Washington’s Clean Vehicles Program rule. 

VoltaGrid Electric Generation Plant, Quincy — Air quality notice of construction application WITHDRAWN
Aug. 13, 2026

We propose to approve VoltaGrid Electric Generation Plant's air quality notice of construction (NOC) application.

Washington Eastern Railroad — Oil Spill Contingency Plan
Aug. 14, 2026

We invite interested members of the public, local, and tribal governments to review and comment on new contingency plans for railroads.

Glacier Northwest, Inc., Seattle — Comment on a site study
Aug. 17, 2026

Cleanup work is moving forward at the Glacier Northwest, Inc. cleanup site along the banks of the Lower Duwamish Waterway.

Draft Release and Public Review — Washington Department of Transportation Municipal Stormwater General Permit
Aug. 21, 2026

We invite you to review the draft 2026 Washington Department of Transportation Municipal Stormwater General Permit and share your comments with us.

CPM Development, Klickitat County portable rock crusher — Air quality application for general order coverage – Opportunity to request a public comment period
Aug. 21, 2026

We propose to approve CPM Development's air quality general order application for the Dallesport Smith Pit portable rock crusher. We will hold a public comment period if one is requested.

Sabey Data Center, East Wenatchee — Air quality notice of construction application
Aug. 24, 2026

We propose to approve Sabey Data Center’s Building E air quality notice of construction (NOC) application.

Palouse Producers — Comment on periodic review of this cleanup site
Aug. 25, 2026

You are invited to review and comment on the draft periodic review report.

King County Vashon Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 28, 2026

We invite your comments on the development of the King County Vashon Wastewater Treatment Plant draft permit no. WA0022527. The proposed draft permit includes new conditions necessary to regulate the discharge of nutrients from the Vashon Wastewater Treatment Plant to Puget Sound. 

Water Quality Permit Renewal and Fact Sheet — Puget Sound Energy Ferndale Generating Station
Aug. 31, 2026

We invite you to review and comment on the draft National Pollutant Discharge Elimination System (NPDES) Permit renewal and Fact Sheet for Puget Sound Energy Ferndale Generating Station.

Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite public comment on the modification of Permit No. WA0030317 for the Kitsap County Public Utility District #1 — Fort Ward Water Reclamation Facility.

City of Anacortes Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Anacortes Wastewater Treatment Plant draft permit no. WA0020257.

City of Gig Harbor Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit
Aug. 31, 2026

We invite your comments on the development of the City of Gig Harbor Wastewater Treatment Plant draft permit no. WA0023957.

Public input survey — Washington's Water Future
Aug. 31, 2026

One way to engage in the Washington's Water Future initiative is to take the online survey between July 8 – Aug. 31, 2026.

TransAlta, Lewis County — Environmental review and air permit
Sept. 6, 2026

Comment on the environmental review documents and draft air permit (Prevention of Significant Deterioration, PSD) for TransAlta’s proposed coal-to-gas transition project.

Draft Release and Public Review — Modification of the Phase I Municipal Stormwater General Permit
Sept. 18, 2026

We invite you to review the draft 2026 modification of the Phase I Municipal Stormwater General Permit and share your comments with us.

Hanford Sitewide Permit — Revision 9A comment period
Oct. 27, 2026

Starting June 29, 2026, we will be seeking input on one of our most important tools for overseeing cleanup of the Hanford Site.