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.
Heat pump & air conditioning return flow UIC wells
Groundwater circulated through a heat pump/air conditioning (HAC) system has to meet requirements.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/underground-injection-control-program/heat-pump-air-conditioning-return-flow-wells
Spill management teams
Spill management teams are trained personnel who support spill responses.
https://ecology.wa.gov/regulations-permits/plans-policies/contingency-planning-for-oil-industry/spill-management-teams
Hazardous waste test methods — SW-846
Learn about updates to SW-846 analytical methods for solid and chemical materials.
https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/lid-and-chemical-materials-updates
Wildlife response service providers
Wildlife response service providers (WRSP) manage wildlife response activities during an oil spill.
https://ecology.wa.gov/regulations-permits/plans-policies/contingency-planning-for-oil-industry/wildlife-response-service-providers
TurboPlan
An online tool that guides you through your Pollution Prevention Plan. Plans are due Sept. 1 each year.
https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements/pollution-prevention-plan/turboplan
Hazardous waste service providers
Learn how your business can hire a waste service provider to handle and dispose of your dangerous waste.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dispose-recycle-or-treat/hazardous-waste-service-provider
CLARC data tables and other technical information
Download CLARC data tables for information that helps site managers determine cleanup levels.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-clean-up-tools/clarc/data-tables
History of changes to CLARC
Read about major changes to the Cleanup Levels and Risk Calculation (CLARC) spreadsheet since 2004.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-clean-up-tools/clarc/latest-news
CLARC guidance
Use these guidance documents in combination with CLARC to establish cleanup levels.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-clean-up-tools/clarc/guidance
SEPA Review and Commenting Guidance
SEPA guidance for document reviewers.
https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/review-commenting
TurboWaste
TurboWaste is Washington's electronic dangerous waste annual report reporting tool.
https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements/dangerous-waste-annual-report/turbowaste
Recordkeeping
Learn what records your business must keep if you generate dangerous waste.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/recordkeeping
Managing pharmaceutical waste
Learn how to manage waste pharmaceuticals properly to keep them out of the environment.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/pharmaceutical-waste
Pharmaceutical waste management options for eligible facilities
Facilities that meet certain criteria can use pharmaceutical waste management options.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/pharmaceutical-waste/management-options
Frequently asked questions about pharmaceutical waste
Frequently asked questions about pharmaceutical waste and our answers.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/pharmaceutical-waste/frequently-asked-questions
Approved sampling and analysis procedures
Approved laboratory analysis methods for cleaning up contaminated sites.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-clean-up-tools/sampling-and-analysis-procedures
Certified Erosion & Sediment Control Lead
Find a Certified Erosion & Sediment Control Lead or learn how to become one.
https://ecology.wa.gov/regulations-permits/permits-certifications/certified-erosion-sediment-control
Regulatory guidance for oil industry
Spills reporting and state requirements for Class 1-4 facilities, vessels, railroads, and pipelines.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-oil-industry
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
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
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