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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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Draft guidance chapters — Voluntary Clean Water Guidance for Agriculture

Walla Walla developed water — Draft for comment

Organics management rulemaking — Informal comment period

WinCo Foods, Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period

November Virtual Open House - Chapter 173-26 and 173-27 WAC, Shoreline Management Act

Meetings & Hearings

online webinar Join Online

Start: 6 p.m.

Join our Virtual Open House on November 18 from 6 p.m. - 7 p.m.

> See event details

Lower Duwamish Waterway cleanup community office hours - at the Georgetown Community Council meeting

Seattle, WA Directions

Start: 7 p.m.

Do you have a question about the cleanup of the Lower Duwamish Waterway?

> See event details

Draft guidance chapters — Voluntary Clean Water Guidance for Agriculture

Walla Walla developed water — Draft for comment

Organics management rulemaking — Informal comment period

WinCo Foods, Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Block 38 West cleanup site, Seattle — Comment on proposed removal from the Contaminated Sites List

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period

Lower Duwamish Waterway cleanup community office hours - at the South Park Library

Meetings & Hearings

Seattle, WA Directions

Start: 5 p.m.

> See event details

Draft guidance chapters — Voluntary Clean Water Guidance for Agriculture

Walla Walla developed water — Draft for comment

Organics management rulemaking — Informal comment period

WinCo Foods, Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Block 38 West cleanup site, Seattle — Comment on proposed removal from the Contaminated Sites List

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period

Evening public listening session - Chapter 173-217 WAC, State Waters Alteration Permit

Meetings & Hearings

Online webinar Join Online

Start: 5:30 p.m.

> See event details

Draft guidance chapters — Voluntary Clean Water Guidance for Agriculture

Walla Walla developed water — Draft for comment

Organics management rulemaking — Informal comment period

WinCo Foods, Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Block 38 West cleanup site, Seattle — Comment on proposed removal from the Contaminated Sites List

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period

Public listening session - Chapter 173-217 WAC, State Waters Alteration Permit

Meetings & Hearings

Online webinar Join Online

Start: 9 a.m.

> See event details

Draft guidance chapters — Voluntary Clean Water Guidance for Agriculture

Walla Walla developed water — Draft for comment

Organics management rulemaking — Informal comment period

WinCo Foods, Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Block 38 West cleanup site, Seattle — Comment on proposed removal from the Contaminated Sites List

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period

Open comment periods:

Closing date:

Draft guidance chapters — Voluntary Clean Water Guidance for Agriculture

Walla Walla developed water — Draft for comment

Organics management rulemaking — Informal comment period

WinCo Foods, Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Block 38 West cleanup site, Seattle — Comment on proposed removal from the Contaminated Sites List

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period

Open comment periods:

Closing date:

Cleanup Plan Prioritization comment period — Annual TMDL/ARP prioritization

Microsoft EAT02-09 Data Center Campus Revised Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Proposed complexity level for air permit fees — Air Operating Permit

Draft ORCA waiver documents — Organics Recycling Collection Areas (ORCA) waiver process

Cowlitz Indian Tribal Housing Wastewater Treatment Plant — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

CyrusOne Data Center, Quincy — Air quality notice of construction application

Texaco Strickland cleanup site, Lynnwood — Comment on cleanup documents

Westport Wastewater Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Ekone Oyster Company Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Draft for comment — Consumptive and Nonconsumptive Water Use (POL-1020)

Development Schedules for Water Right Changes and Transfers (POL-1280) — Draft for comment

Clean Earth Washougal public comment period — Documents available for review

Washington State Fire Training Academy — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

National Pollutant Discharge Elimination System (NPDES) permit renewal and fact sheet — U.S. Oil and Refining Tacoma

City of Sammamish SMP Amendment — Public comment period

City of Rock Island Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Sabey Data Center, Quincy — Air quality notice of construction application

Comment on proposed changes to 2027–29 cleanup grants — Competitive grant program for cleanup projects

Block 38 West cleanup site, Seattle — Comment on proposed removal from the Contaminated Sites List

Eastside Fire & Rescue headquarters property cleanup site — Comment on cleanup documents

US Army Camp Bonneville cleanup — Comment on periodic review report

Packaging Corporation of America — Air Quality Modifications and SEPA Determination of Non-Significance

Flame Cap Kilns and Air Curtain Incinerators, Chapters 173-425, 173-430, and 173-400 WAC — Proposed rulemaking – public comment period