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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Cannabis Lab Report

Overview of Ecology's 2019 report to the Legislature on the state's cannabis lab accreditation program.

https://ecology.wa.gov/cannabis-lab-report-overview

2023-GHGreport-Instructions

Instructions for completing your 2023 GHG report

https://ecology.wa.gov/2023-state-agency-ghg-report-instructions

Biosolids Sampling and Analysis Plan Template

A document template for use in developing a biosolids sampling and analysis plan.

https://ecology.wa.gov/biosolids-sampling-and-analysis-plan

Fecal coliform benchsheet

for FC Standard Method 9222D analysis

https://ecology.wa.gov/fecal-coliform-benchsheet

Frequently Asked Questions: Periodic Review of Shoreline Master Programs

Answers to frequently asked questions for local governments conducting periodic reviews of their shoreline master programs.

https://ecology.wa.gov/faqs-periodic-review-of-shoreline-master-programs

Children's Safe Products Act Reporting Contaminants

Clarification on reporting contaminants under the Children's Safe Products Act. This includes manufacturing control programs and due diligence.

https://ecology.wa.gov/children-s-safe-products-act-reporting-contaminant

Agreed Order 7273

The Pollution Control Hearings Board (PCHB) issued a ruling on January 5, 2011 that the Agreed Order #7273 entered in between Ecology and Clark County is unlawful

https://ecology.wa.gov/agreedorder7273

CLARC guidance

Use these guidance documents in combination with CLARC to establish cleanup levels.

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

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

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

Emergency Planning & Community Right-to-Know Act

Overview of Washington's EPCRA program and general reporting requirements.

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

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

Empirical demonstrations under MTCA

Empirical demonstrations can show that applicable groundwater cleanup levels aren’t being exceeded.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/empirical-demonstrations-mtca

Fish consumption rate: Technical support document

This 2013 technical support document estimates how much fish Washington residents are eating.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/fish-consumption-rates-technical-support

Resources for underground storage tank owners & operators

Follow procedures to keep your tanks safe.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/ust-owner-and-operator-resources

Water quality permit database — PARIS

Our PARIS database lets you access water quality permits, discharge-monitoring reports, and more.

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

Air monitoring network

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

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/air-monitoring-network

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-cleanup-tools/clarc

SEPA Review and Commenting Guidance

SEPA guidance for document reviewers.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/review-commenting

Dangerous waste annual report

Those with active EPA/State Identification Numbers must submit a dangerous waste annual report.

https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements/dangerous-waste-annual-report