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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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Reserve Silica Reclamation — Remedial investigation

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics

Open comment periods:

Closing date:

Reserve Silica Reclamation — Remedial investigation

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics

Open comment periods:

Closing date:

Reserve Silica Reclamation — Remedial investigation

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Sila Nanotechnologies, Moses Lake — Air quality notice of construction application – Opportunity to request a public comment period

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

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

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Specialty Minerals Longview — Specialty Minerals Longview

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics

Open comment periods:

Closing date:

Reserve Silica Reclamation — Remedial investigation

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Sila Nanotechnologies, Moses Lake — Air quality notice of construction application – Opportunity to request a public comment period

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

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

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

Seashore Villa Mobile Home Park Sewage Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Specialty Minerals Longview — Specialty Minerals Longview

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics

WestRock Mill in Tacoma - Water quality permit

Meetings & Hearings

Online webinar

Start: 5:30 p.m.

An online public hearing to accept oral comments will be held on May 28, 2025 at 5:30 p.m.

> See event details

Open comment periods:

Closing date:

Reserve Silica Reclamation — Remedial investigation

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Sila Nanotechnologies, Moses Lake — Air quality notice of construction application – Opportunity to request a public comment period

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

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

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

Seashore Villa Mobile Home Park Sewage Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

REG Grays Harbor LLC — Oil Spill Contingency Plan

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Specialty Minerals Longview — Specialty Minerals Longview

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics

Open comment periods:

Closing date:

Reserve Silica Reclamation — Remedial investigation

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Sila Nanotechnologies, Moses Lake — Air quality notice of construction application – Opportunity to request a public comment period

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

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

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

Seashore Villa Mobile Home Park Sewage Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

REG Grays Harbor LLC — Oil Spill Contingency Plan

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Specialty Minerals Longview — Specialty Minerals Longview

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics

Open comment periods:

Closing date:

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

Intergate Columbia, LLC Revised State Waste Discharge Permit Application — State Waste Discharge Permit

Hardel Mutual Plywood cleanup, Olympia — Comment on legal agreement and public participation plan

Animal Clinic of Walla Walla — Air quality notice of construction application – Opportunity to request a public comment period

WestRock Mill, Tacoma — Water quality permit modification

Lincoln Rock Hydrogen Facility — State Waste Discharge Permit Application

Middle Columbia River – McNary Pool — Geographic Response Plan (GRP)

Union Pacific Railroad Co. — Oil Spill Contingency Plan

Navy Region Northwest — Oil Spill Contingency Plan

SkyNRG Sustainable Aviation Fuel (SAF) Production Facility Project, Draft SEPA Determination — Walla Walla County

Permit Applications or Manure Pollution Prevention Plans — Concentrated Animal Feeding Operation General Permit

Simplot Feeders Draft Permit — Wastewater Discharge Permit - State Waste Discharge Permit

Sila Nanotechnologies, Moses Lake — Air quality notice of construction application – Opportunity to request a public comment period

Snake River - Lower Granite Pool (SLOGR) — Geographic Response Plan (GRP)

Draft 2026 BOMA map — Business Organics Management Areas (BOMA)

Maxum Petroleum – Pier 15 Facility — Spill Prevention Plan

Draft 2025 Air Quality Monitoring Network Plan — Air quality monitoring network

Okanagan Specialty Fruits Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Whidbey Marine & Auto Supply cleanup site, Freeland — Comment on cleanup documents

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

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

Seashore Villa Mobile Home Park Sewage Treatment Plant Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

REG Grays Harbor LLC — Oil Spill Contingency Plan

Tesoro Logistics Operations — Solid Waste Discharge Permit Application

Specialty Minerals Longview — Specialty Minerals Longview

Clean Vehicles Program Rulemaking — WAC 173-423 Clean Vehicles Program

Greenwood Mushrooms Sunnyside I.A. LLC — Notice of Availability - State Waste Discharge Permit

Draft Nonpoint plan — Water Quality Management Plan to control nonpoint sources of pollution

Cap-and-Invest: Comment on EITE allowance allocation — Cap-and-Invest: Report to Legislature on EITE allowance allocation from 2035-2050

Cap-and-Invest Program Updates and Linkage, Chapter 173-441 & 173-446 WAC — Public comment period (informal) – Electric utility allocation topics