Public input & events — Listing

We invite you to comment on the Preliminary Needs Assessment we are developing as part of Recycling Reform Act implementation.

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

We want your feedback on our current and proposed water cleanup work.

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

We invite you to comment on the Preliminary Needs Assessment we are developing as part of Recycling Reform Act implementation.

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

We want your feedback on our current and proposed water cleanup work.

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

We invite you to comment on the Preliminary Needs Assessment we are developing as part of Recycling Reform Act implementation.

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

We invite you to comment on draft Water Quality Permit No. ST0006200, aka ST 6200 Permit Modification.

We invite you to comment on draft Water Quality Permit No. ST0006257 aka ST 6257.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

We want your feedback on our current and proposed water cleanup work.

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

We invite you to comment on the Preliminary Needs Assessment we are developing as part of Recycling Reform Act implementation.

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

Ecology has issued a Determination of Nonsignificance (DNS) under the State Environmental Policy Act (SEPA) for an emergency backup generator at the Hanford Site.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We're announcing our initial public comment period for the application for a Clean Water Act Section 401 water quality certification to decommission the Smith Creek hydropower project located in Whatcom County, a tributary to the Nooksack River.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

We invite you to comment on draft Water Quality Permit No. ST0006200, aka ST 6200 Permit Modification.

We invite you to comment on draft Water Quality Permit No. ST0006257 aka ST 6257.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

We want your feedback on our current and proposed water cleanup work.

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

We invite you to comment on the Preliminary Needs Assessment we are developing as part of Recycling Reform Act implementation.

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

Ecology has issued a Determination of Nonsignificance (DNS) under the State Environmental Policy Act (SEPA) for an emergency backup generator at the Hanford Site.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We're announcing our initial public comment period for the application for a Clean Water Act Section 401 water quality certification to decommission the Smith Creek hydropower project located in Whatcom County, a tributary to the Nooksack River.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

We invite you to comment on draft Water Quality Permit No. ST0006200, aka ST 6200 Permit Modification.

We invite you to comment on draft Water Quality Permit No. ST0006257 aka ST 6257.

Ecology invites the public and local governments, tribes, and any others, to review and comment on updated Wildlife Response Service Provider Applications.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

We want your feedback on our current and proposed water cleanup work.

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

We invite you to comment on the Preliminary Needs Assessment we are developing as part of Recycling Reform Act implementation.

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

Ecology has issued a Determination of Nonsignificance (DNS) under the State Environmental Policy Act (SEPA) for an emergency backup generator at the Hanford Site.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We're announcing our initial public comment period for the application for a Clean Water Act Section 401 water quality certification to decommission the Smith Creek hydropower project located in Whatcom County, a tributary to the Nooksack River.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

We invite you to comment on draft Water Quality Permit No. ST0006200, aka ST 6200 Permit Modification.

We invite you to comment on draft Water Quality Permit No. ST0006257 aka ST 6257.

Ecology invites the public and local governments, tribes, and any others, to review and comment on updated Wildlife Response Service Provider Applications.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

Comment on the proposed complexity level for air operating permit fees. The 2027 annual fee reflects permit-related costs between July 1, 2026 – June 30, 2027.

We want your feedback on our current and proposed water cleanup work.

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

We propose to approve Colley Mint Still's air quality notice of construction (NOC) application. We will hold a public comment period if one is requested.

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

Cleanup work is moving forward at the Dawn Food Products cleanup site along the banks of the Lower Duwamish Waterway.

Ecology is holding a second 30-day public comment period on the proposed draft Renewal 4 of the Air Operating Permit (AOP) for the Hanford Site, No. 00-05-006, addressing applicable requirements for Title V of the federal Clean Air Act.

We propose to approve Adams County Landfill's air operating permit (AOP).

We invite you to review and comment on cleanup site documents for the Tiki Car Wash contaminated site in a commercial area of Bellevue.

This Draft Supplemental Environmental Impact Statement (SEIS) evaluates design elements that have been updated or added to the proposed Deschutes Estuary Restoration Project.

Ecology has issued a Determination of Nonsignificance (DNS) under the State Environmental Policy Act (SEPA) for an emergency backup generator at the Hanford Site.

This public comment period relates to the proposed construction and operation of the WARM System in the 200 West Area of the Hanford Site,

Update to US Oil oil spill contingency plan

We invite you to comment on draft Water Quality Permit No. WA0040711.

We invite interested members of the public, local, and tribal governments to review and comment on required 5-year updates to industry-written oil spill contingency plans.

Public comment period is open through Nov. 17.

We propose to update two rules: - Chapter 173-476 WAC, Ambient Air Quality Standards - Chapter 173-400 WAC, General Regulations for Air Pollution Sources

We invite you to comment on the proposed draft permit for WA0037087.

We're announcing our initial public comment period for the application for a Clean Water Act Section 401 water quality certification to decommission the Smith Creek hydropower project located in Whatcom County, a tributary to the Nooksack River.

We invite you to review and comment on the dangerous waste permit for Bonneville Power Administration (BPA), Ross Complex located in Vancouver, Washington.

Review the results of an environmental study. The study will inform cleanup plans.

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.

We invite you to comment on Draft Permit No. WA0052094.

We’re holding a public comment for documents related to cleanup of contamination at Boeing Developmental Center (BDC) in Tukwila.

We invite you to comment on draft Water Quality Permit No. ST0006200, aka ST 6200 Permit Modification.

We invite you to comment on draft Water Quality Permit No. ST0006257 aka ST 6257.

Ecology invites the public and local governments, tribes, and any others, to review and comment on updated Wildlife Response Service Provider Applications.

The Water Resources Program is updating its irrigation efficiency guidance and related documents to reflect best available science.

Comment on the draft State Solid Waste Plan.

Comment on the proposed complexity level for air operating permit fees. The 2027 annual fee reflects permit-related costs between July 1, 2026 – June 30, 2027.

We want your feedback on our current and proposed water cleanup work.

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