Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

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We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & rulemaking page for more information about our current rules and rulemaking.

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Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

Regulations & Permits icon

We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & rulemaking page for more information about our current rules and rulemaking.

See more about this collection...
Order Remanding 2020 Section 401 Rule with Vacatur
Order from United State District Court Northern District of California that remands and vacates the 2020 Section 401 rule under the Clean Water Act.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Permits-certifications/401-CZM/CWA-401-Order-Remanding-with-Vacatur
QA planning process for NEP grantees
Printable and accessible PDF version of a flowchart showing the approval process for Quality Assurance Project Plans for National Estuary Program grantees.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/About-Us/How-We-Operate/QAPPs-for-grants/NEPQAFlowchart
Requirements for 401 Water Quality Certification Request
This table describes the required elements, documents, and actions to submit your certification request to the Department of Ecology.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Permits-certifications/401-CZM/Certification-Requirements-Table
Draft 2021-2025 Section 309 Assessment & Strategy
Every five years, states and territories are encouraged to conduct self-assessments of their coastal management programs to determine problems and enhancement opportunities within each of the nine enhancement areas—and to assess the effectiveness of existing management efforts to address identified problems.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Shoreline-ocean-management/Coastal-Zone-Management/Washington-Coastal-Zone-Management-Section-309-Ass
Water Quality Combined funding program State Fiscal Year 2023 Applicant Workshop Notice
This is the announcement and detailed information for the Water Quality Combined funding program's State Fiscal Year 2023 Applicant Workshop for anyone wanting to apply for loan or grant funding from the Water Quality Combined funding program in this next application cycle.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Gen-Resources/WQC-FY2019-Applicant-Workshop-Notice
Water Quality Combined funding program - Recipient Training - Resources List
For funding recipients of our Water Quality Combined Funding Program, this is the resources list for the Recipient Training workshop.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Gen-Resources/WQC-Recipient-Training-Resource-List
Applicant Prep Tool for Water Quality Combined Funding Applications in EAGL
This is the Applicant Prep Tool document for people applying for funding via a Water Quality Combined funding program application in EAGL.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Gen-Resources/WQC-EAGL-Applicant-Prep-Tool
Applicant Prep Tool for Water Quality Stormwater
This is the Applicant Prep Tool document for people applying for funding via a Water Quality Combined (specifically stormwater projects) funding program application in EAGL.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Gen-Resources/WQC-EAGL-Applicant-Prep-Tool-for-stormwater
Clean Water Act — Section 401 Water Quality Certifications
Under the Clean Water Act, we help ensure projects, actions, and activities don't harm state waters.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/401-Water-quality-certification
401 Water Quality Certifications for non-hydropower permits
We review projects needing federal approval to assure compliance with state water quality standards.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/401-Water-quality-certification/non-hydropower-401-certifications
Freshwater Aquatic Plants Manual
An illustrated guide to some of the more common freshwater aquatic plants found in Washington, such as hydrilla, milfoil, pondweeds, bladderworts, and more.
https://ecology.wa.gov/Asset-Collections/Link-Assets/All-ECY/Freshwater-aquatic-plants
Online tool: Environmental Information Management System (EIM) - search data
Access to discrete and time-series environmental data for air, water, soil, sediment, aquatic animals, and plants.
https://ecology.wa.gov/Asset-Collections/Link-Assets/All-ECY/Environmental-Information-Management-System-EIM
Shellfish aquaculture 401 certification
We modified our certification process for shellfish growers because of new federal requirements.
https://ecology.wa.gov/Regulations-Permits/Permits-certifications/401-Water-quality-certification/Shellfish-aquaculture
January 15, 2013: Final fish consumption rates technical support document
Former Ecology Director Ted Sturdevant's 2013 transmittal letter announcing release of final fish consumption rates technical support document (version 2.0).
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Guidance-technical-assistance/Fish-Consumption-Rates/20130115SturdevantFCRTechSupportDocV2
August 30, 2012: Fish consumption rates technical support document [draft Version 2]
Former Ecology Director Ted Sturdevant's 2012 transmittal letter announcing release of fish consumption rates technical support document [draft Version 2.0].
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Guidance-technical-assistance/Fish-Consumption-Rates/20120830SturdevantFCRTechSuppDraftV2
Received through January 18, 2012: Comments on Ecology's Fish Consumption Rates Technical Support Document (Version 1)
Comments received through January 18, 2012, in response to Ecology's Fish Consumption Rates Technical Support Document (Version 1).
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Guidance-technical-assistance/Fish-Consumption-Rates/20120118FCRCommentsForVersion1
Received through January 18, 2012: Emailed form comments in response to Ecology's Fish Consumption Rates Technical Support Document (Version 1).
Emailed (form) comments received through January 18, 2012, in response to Ecology's Fish Consumption Rates Technical Support Document (Version 1).
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Guidance-technical-assistance/Fish-Consumption-Rates/20120118FCRFormLetterCommentsForVersion1
401 certification process for aquaculture
A flowchart for shellfish growers to help them navigate the current Section 401 water quality certification and permitting process.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Permits-certifications/401-CZM/Shellfish-aquaculture-401-flowchart
Guidance for Marine Net Pen Aquaculture in Washington State
Proposed guidance for net pen aquaculture management and operations in Puget Sound and the Strait of Juan de Fuca.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Shoreline-ocean-management/Marine-Net-Pens/Guidance-for-Marine-Net-Pen-Aquaculture-in-Washing
November 5, 2012: Fish Consumption Technical Review Meeting
Meeting summary from Nov. 5, 2012, technical review panel meeting to discuss the revised version of the Fish Consumption Technical Report V.2, hosted by Washington State Department of Ecology.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Regulations-Permits/Guidance-technical-assistance/Fish-Consumption-Rates/20121105FCRTechReviewMtngForV2
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