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.

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Air monitoring network

Ecology's air monitoring network provides local air quality conditions.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Air-quality-monitoring-network

Tools for cleaning up petroleum contaminated sites

We have online tools and guidance to help you clean up petroleum-contaminated sites.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Clean-up-petroleum-contamination

Online tools for cleaning up sites

We have online tools and statistical packages to help you clean up contaminated sites.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Contamination-clean-up-tools

Noise pollution

Learn more about how to manage noise pollution.

https://ecology.wa.gov/Regulations-Permits/Laws-rules-rulemaking/Noise-pollution

Determining if areas in Washington meet national air quality standards

We determine whether areas in Washington meet national air quality standards.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Areas-meeting-and-not-meeting-air-standards

Washington's air quality implementation plan

The State Implementation Plan is an overarching plan to keep Washington's air clean.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/State-implementation-plans

Spill response plans for Class 2 mobile facilities

We require Class 2 mobile oil-handling facilities in Washington to have a spill response plan.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry/Spill-response-plans-for-mobile-oil-facilities

Contingency planning for oil industry

Oil-handling operations must have contingency plans describing how they would respond to oil spills.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry

Geographic Response Plans (GRPs)

GRPs, a Northwest Area Contingency Plan tool, guide early, localized actions when oil spills happen.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry/Geographic-response-plans-for-oil-spills

Operations manual requirements

Operations manuals help prevent spills during the transfer, storage, and handling of oil.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Operations-manual-for-regulated-facilities

Safe and effective threshold determination reports

Safe and effective reports establish conditions for protecting open water with oil containment boom.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Safe-effective-threshold-determination-reports

Oil spill prevention plans for facilities

Oil spill prevention plans reduce the risk of oil spills at large refineries and marine terminals.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Spills-prevention-plans-for-facilities

Policies and guidance for site cleanups

Policies and guidance interpret the MTCA cleanup law and help you clean up contaminated sites.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Toxics-cleanup-policies

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

Information for air monitoring professionals

Standard procedures, quality assurance, and monitoring guidance for air monitoring professionals.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Information-for-air-monitoring-professionals

Aquatic weed control technical assistance

We provide advice on identifying, monitoring, and managing invasive freshwater aquatic plants.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Aquatic-weed-control-technical-assistance

Best Achievable Protection for spill response

Best Achievable Protection (BAP) is training, operations, and technologies for successful responses.

https://ecology.wa.gov/Regulations-Permits/Plans-policies/Contingency-planning-for-oil-industry/Best-Achievable-Protection

Better Brakes Law: Guidance for manufacturers

Guidance for manufacturers on Washington's Better Brakes regulations.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Better-Brakes-guidance

Contained-in policy for contaminated soil and groundwater

Learn how to reduce cleanup costs by requesting approval under our contained-in policy.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Contained-in-Determinations

Dam construction & modification guidance

We provide guidance and technical notes for dam construction and modification.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Dam-construction-modification-guidance

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