Public input & events — Listing

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Island County SMP Amendment — Public Comment Period

Comment on linkage agreement — Cap-and-Invest linkage

Organics management, Chapter 173-350 WAC — Rulemaking public comments

Draft permit renewal — Perma-Fix Northwest (PFNW), Richland

Draft Supplemental Environmental Impact Statement — Perma-Fix Northwest (PFNW) draft permit renewal

MJB South Hydro Fill cleanup site, Anacortes — Comment on periodic review of this cleanup site

OB-3 Resource Management, Warden — Air quality notice of construction application – Opportunity to request a public comment period

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

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document

Open comment periods:

Closing date:

Island County SMP Amendment — Public Comment Period

Comment on linkage agreement — Cap-and-Invest linkage

Organics management, Chapter 173-350 WAC — Rulemaking public comments

Draft permit renewal — Perma-Fix Northwest (PFNW), Richland

Draft Supplemental Environmental Impact Statement — Perma-Fix Northwest (PFNW) draft permit renewal

MJB South Hydro Fill cleanup site, Anacortes — Comment on periodic review of this cleanup site

OB-3 Resource Management, Warden — Air quality notice of construction application – Opportunity to request a public comment period

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

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document

Public hearing and webinar - Formaldehyde in Cosmetics Rulemaking

Meetings & Hearings

Online only Join Online

Start: 10 a.m.

We invite you to attend the online public hearing for the Formaldehyde in Cosmetics Rulemaking and provide testimony.

> See event details

Open comment periods:

Closing date:

MJB South Hydro Fill cleanup site, Anacortes — Comment on periodic review of this cleanup site

OB-3 Resource Management, Warden — Air quality notice of construction application – Opportunity to request a public comment period

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

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document

Public hearing and webinar - Formaldehyde in Cosmetics Rulemaking

Meetings & Hearings

Online only Join Online

Start: 5:30 p.m.

We invite you to attend the online public hearing for the Formaldehyde in Cosmetics Rulemaking and provide testimony.

> See event details

Open comment periods:

Closing date:

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

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document

Treoil Industries cleanup, Ferndale - In-person & online open house

Meetings & Hearings

Ferndale, WA and Online webinar Join Online

Start: 4 p.m.

Join us for an open house to learn about this cleanup site in Ferndale and documents available for public comment.

> See event details

Open comment periods:

Closing date:

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document

Open comment periods:

Closing date:

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document

Open comment periods:

Closing date:

Nexus Northwest — Spill management team application

City of Morton Shoreline Master Program (SMP), Amendment — Public Comment Period

Comment on cleanup guidance — comment period extended — Draft guidance for selecting permanent solutions to the maximum extent practicable is ready for review

Sila Nanotechnologies, Inc. Wastewater Discharge Permit Application — Wastewater Discharge Permit - State Waste Discharge Permit

Concrete Technology Corporation Draft Permit — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Formaldehyde in Cosmetics Rulemaking — Comment on the proposed rule and rulemaking documents

Cascade Timber 3 POT, Tacoma — Comment on a periodic review of this cleanup site

River Road Generating Plant, Vancouver — National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge, Draft Permit

King County SMP Amendment — Public comment period

Whatcom County Water District No. 13 — Wastewater Discharge Permit - State Waste Discharge Permit

2026-2030 Assessment & Strategy — Coastal Zone Management Program

BP Cherry Point Refinery — Oil Spill Contingency Plan

Kemira Water Solutions Draft Permit, Washougal — Wastewater Discharge Permit - State Waste Discharge Permit

NRCES covered vessels — Oil Spill Contingency Plan

Water Quality Standards Triennial Review — Chapter 173-201A WAC Water Quality Standards for Surface Waters of the State of Washington

Treoil Industries cleanup site, Ferndale — Comment on cleanup documents

Snopac Property cleanup site, Seattle — Comment on cleanup options and plans

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

Proposed fees for 2026-2027 — Wastewater Operator Draft Fee Schedule

Public Comment Period — WAC 173-224 – Water Quality Permit Fees

Marine dissolved oxygen methods — Performance-based approach methods document