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.
Bonneville Power Administration TSD permit (PDF)
A permit issued in 2011 allowing the Bonneville Power Administration to treat, store and dispose of dangerous waste.
https://ecology.wa.gov/bonneville-power-administration-tsd-permit
2020 Dangerous Waste Regulations
Washington State's Dangerous Waste regulations, Chapter 173-303
https://ecology.wa.gov/2019-dw-regs
Rulemaking Announcement (WAC 173-305) 09/14/22
This is a rulemaking announcement (CR-101) for WAC 173-305 Hazardous Waste Planning Fee
https://ecology.wa.gov/rulemaking-announcement-wac-173-305-09-14-22
Biosolids Storage Construction Approval - North Ranch
Ecology final approval letter for construction of biosolids storage facility.
https://ecology.wa.gov/northranchbsstorageconstructionapproval
Monthly dangerous waste generation limits
Quantity exclusion limits (QEL) to determine monthly dangerous waste generator category
https://ecology.wa.gov/monthly-generation-limits-plain-text
Adopted rule language (WAC 173-337) 05/31/23
This is adopted rule language for WAC 173-337 Safer Products Restrictions and Reporting
https://ecology.wa.gov/asset-collections-doc-assets-rulemaking-hwtr-wac173-337_-21-01-cr-103-adopted-rule-language-wac-173
WSR 22-19-037
This is the CR-101 rescinded notice for WAC 173-305.
https://ecology.wa.gov/wsr-22-19-037
Rulemaking Announcement (WAC 173-305) 11/22/23
This is a rulemaking announcement (CR-101) for WAC 173-305 Hazardous Waste Planning Fee
https://ecology.wa.gov/rulemaking-announcement-wac-173-305-11-22-23
AFFF interactive DEIS plain text
This is the plain text version of the AFFF DEIS.
https://ecology.wa.gov/afff-interactive-deis-plain-text
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
State Solid and Hazardous Waste Plan
Washington state’s management plan for solid waste and toxic materials.
https://ecology.wa.gov/regulations-permits/plans-policies/washington-state-waste-plan
Pollution prevention services for medium and large businesses
Get pollution prevention technical assistance for your medium or large business.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/pollution-prevention-services/toxics-reduction-assistance
Dangerous waste permits
Facilities that store, treat, or dispose of dangerous waste must have a dangerous waste permit.
https://ecology.wa.gov/regulations-permits/permits-certifications/dangerous-waste-permits
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
Dangerous waste containers
Keep your workers safe by keeping your dangerous waste containers closed and in good condition.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/proper-containment
Accumulation
Learn more about on-site dangerous waste accumulation time limits and restrictions.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/accumulation
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
Small quantity generators (SQGs)
Learn about the benefits and rules for dangerous waste small quantity generators (SQGs).
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/generator-category/small-quantity-generators
Print free labels
Free dangerous waste labels you can print from your computer for your business.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/label-dangerous-waste/print-free-labels
Dangerous waste treatment by generator
Learn how your business may be allowed to treat your own dangerous waste on-site.
https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dispose-recycle-or-treat/treatment-by-generator
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