Regulations & Permits

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

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...

Ecology Water Quality Funded Activity Projects Zip File of ArcReader Map Layer for 12 Digit HUC Lookup

Description for the Ecology Water Quality Funded Activity Projects Zip File of ArcReader Map Layer for 12 Digit HUC Lookup

https://ecology.wa.gov/arcreader-map-layer-for-12-digit-hucs-zipfile

East Fork Lewis River Partnership

Addressing water quality impairments in the East Fork Lewis River watershed through collaborative work with government entities, non-profits and private industry.

https://ecology.wa.gov/east-fork-lewis-river-partnership

Form: Notice of Termination for Construction Stormwater

This form is needed to submit a Termination for an active Construction Stormwater General Permit.

https://ecology.wa.gov/notice-of-termination-for-construction-stormwater

Form: Notice of Termination for Industrial Stormwater

This form is needed to submit a Termination for an active Industrial Stormwater Permit coverage.

https://ecology.wa.gov/notice-of-termination-for-industrial-stormwater

Forms: Sand and Gravel permit

List of forms related to permits for sand and gravel operations.

https://ecology.wa.gov/forms-sand-and-gravel-permit

Map look-up tool:Water Quality Atlas - map look-up tool

Use this map to find water quality data, including standards and outfalls.

https://ecology.wa.gov/water-quality-atlas-map-look-up-tool

Online tool: Aquatic Plant and Algae Management (login required)

This database is for permit coverages to control aquatic plants, algae, or phosphorous using chemicals that are put directly into surface water like lakes or streams.

https://ecology.wa.gov/aquatic-plant-and-algae-management

Online tool: Certified Erosion & Sediment Control Lead (CESCL)

Look up information about individuals who have completed CESCL training, including expiration dates.

https://ecology.wa.gov/certified-erosion-sediment-control-lead-cescl

Online tool: Freshwater Information Network

We monitor water quality at nearly 100 river and stream stations throughout the state to understand the health of waterways.

https://ecology.wa.gov/water-quality-monitoring-statewide-network

Online tool: Water quality permit database (PARIS) – Enforcements

Search water quality permits for enforcement actions.

https://ecology.wa.gov/paris-enforcements

Online tool: Water Quality Assessment (303(d)/305(b) list)

Look up water quality assessments by listing details, status, location, TMDL project or EIM identifier.

https://ecology.wa.gov/water-quality-assessment-303-d-305-b-list

Online tool: Water Quality Permitting and Reporting Information System (PARIS)

This is a database that houses water quality permits, inspections, enforcements, discharge monitoring data, violations and permit triggers, and other permit documents.

https://ecology.wa.gov/water-quality-permit-database-paris

Online tool: Water Quality Permitting Portal (WQWebPortal) - login required

(SAW account required)

https://ecology.wa.gov/water-quality-permitting-portal-wqwebportal

Publication index: Deschutes River

List of links to documents about water quality in the Deschutes River and Budd Inlet

https://ecology.wa.gov/deschutes-river

Publication index: Lakes information

List of links to documents related to water quality in lakes

https://ecology.wa.gov/lakes

Publication index: Lower Duwamish River

List of links to documents and posters related to the Lower Duwamish River

https://ecology.wa.gov/lower-duwamish-river

Publication index: Soos Creek

List of links to documents about water quality in Soos Creek

https://ecology.wa.gov/publication-index-soos-creek

Publication index: Spokane River documents

List of links to documents about water quality in the Spokane River

https://ecology.wa.gov/spokane-river

Storymap: Skagit Valley's Warming Waters

An educational resource describing the issues, causes and impacts of warming waters in the Skagit valley streams..

https://ecology.wa.gov/storymap-skagit-valleys-warming-waters

Stormwater Pollution Prevention Plan (SWPPP) template for Construction Stormwater permit plans.

This template presents the recommended structure and content for preparing a Construction Stormwater General Permit SWPPP.

https://ecology.wa.gov/swppp-for-construction-stormwater-permits