Regulations & Permits - Washington State Department of Ecology

Water quality individual permit guidance

Guidance and resources for individual wastewater permits; limit pollution, maintain water quality.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/water-quality-permits-guidance

Water rights search guidance

Water right records can be searched on a map-based water right database.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/water-rights-search

Well construction & licensing system

Search for notices of intent, licensed drillers, or drilling companies.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/well-construction-licensing-system

Well report (log) viewer

Search for wells and view availabile well reports (logs).

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/well-report-gateway

Construction Stormwater General Permit

Construction that disturbs land and discharges stormwater may need a construction stormwater permit.

https://ecology.wa.gov/regulations-permits/permits-certifications/stormwater-general-permits/construction-stormwater-permit

Beneficial use determinations

Learn about beneficial use determinations — exemptions from solid waste permitting requirements.

https://ecology.wa.gov/regulations-permits/permits-certifications/solid-waste-permits/beneficial-use-determinations

Emerging stormwater treatment technologies (TAPE)

We certify stormwater treatment technologies that have undergone Technology Assessment Protocol.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/stormwater-permittee-guidance-resources/emerging-stormwater-treatment-technologies

Pollution prevention assistance (PPA)

Businesses can get free, non-regulatory pollution prevention help from local PPA specialists.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/pollution-prevention-services/pollution-prevention-assistance

EPA guidance - HHW-type waste not exempt from non-household generators

View EPA guidance on exclusions from Household Hazardous Waste definitions.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/managing-moderate-risk-waste-guidance/hhw-type-waste-not-exempt-from-non-household-g-1

Buying green - sustainable purchasing for state agencies

Guidance for state agencies on Washington's green purchasing laws and sustainable products.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/green-purchasing/green-products

Cleanup Levels and Risk Calculation (CLARC)

CLARC's resources help you set contaminated site cleanup levels that comply with Washington law.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-clean-up-tools/clarc

Aquatic & Invasive Species Control general permit

We have issued a combined state agency general permit.

https://ecology.wa.gov/regulations-permits/permits-certifications/aquatic-pesticide-permits/aquatic-invasive-species-control-general-permit

Sulfur dioxide air quality designations

We’re deciding if parts of Washington don't meet national air quality standards for sulfur dioxide.

https://ecology.wa.gov/regulations-permits/plans-policies/areas-meeting-and-not-meeting-air-standards/sulfur-dioxide-designations

Certification information

We certify wastewater treatment plant operators to ensure that Washington’s waters are protected.

https://ecology.wa.gov/regulations-permits/permits-certifications/wastewater-operator-certification/certification-information

State Emergency Response Commission (SERC)

State Emergency Response Commission implements the Emergency Planning and Community Right-to Know Act

https://ecology.wa.gov/regulations-permits/reporting-requirements/emergency-planning-community-right-to-know-act/state-emergency-response-commission

E-Cycle WA information for collectors

Find out if you can be a collector for the E-Cycle Washington program.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/electronics-ecycle-guidance-and-reports/collectors

Vessel information

Oil spill regulations and recommendations for vessel masters, agents, and companies.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-oil-industry/vessel-information

Common cleanup situations for homeowners and small businesses

Learn about common cleanup situations likely to affect home and small business owners.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-residential-cleanups/common-cleanup-situations-for-homeowners-small-b

Notification of dangerous waste activity

Learn how to get an EPA/State Identification (ID) Number to report your dangerous waste.

https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements/notification-of-dangerous-waste

About the state waste plan

Learn what went into updating the State Solid and Hazardous Waste Plan.

https://ecology.wa.gov/regulations-permits/plans-policies/washington-state-waste-plan/about-the-plan