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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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

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

Dam operation & maintenance guidance

We provide guidance to assist dam owners with operations and maintenance.

https://ecology.wa.gov/programs/wr/dams/GuidanceDocs.html

Dangerous waste guidance

Businesses in Washington that generate dangerous waste must follow the Dangerous Waste Regulations.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Dangerous-waste-guidance

E-Cycle WA guidance and reports

This page includes E-Cycle WA frequently asked questions and annual reports.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Electronics-Ecycle-guidance-and-reports

Buying green — sustainable purchasing

Guidance for state agencies, local governments, and businesses on how to buy green products.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Green-purchasing

Frequently flooded areas: Critical Areas Ordinance

Frequently flooded areas are covered by Critical Areas Ordinances promoting safety from floods.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Guidance-for-floodplains-Critical-Areas-Ordinanc

Cannabis licensing and the environment

Environmental permits may be required for cannabis growers and processors.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Guidance-for-cannabis-businesses

Online cleanup guide for homeowners and small businesses

An online cleanup guide for homes and small business properties that might be contaminated.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Guidance-for-residential-cleanups

Metering technical information

Find out about meter types, technical requirements, vendors, and installers.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Metering

Oil spill drills

We require oil spill drills to test and improve industry contingency plans.

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

Learning from incidents and spills

We learn from incidents and spills through investigations and share what we learn with others.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Learning-from-incidents-and-spills

EPA guidance on managing moderate risk waste

U.S. Environmental Protection Agency regulatory guidance on common moderate risk waste topics.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Managing-moderate-risk-waste-guidance

Primary response contractors for spill cleanup

We approve primary response contractors to allow them to be cited in industry oil plans.

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

Bunkering requirements for ships

Learn about best practices and rules that promote safe, spill-free fuel loading in Washington waters.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Requirements-for-bunkering

Shoreline Master Programs Handbook

The Handbook helps local governments update their shoreline master programs.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Shoreline-Master-Plan-handbook

Stormwater permittee guidance & resources

Resources for general permit application, reporting on monitoring, and technical requirements.

https://ecology.wa.gov/Regulations-Permits/Guidance-technical-assistance/Stormwater-permittee-guidance-resources

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