Search Results - Washington State Department of Ecology

Toxics Release Inventory (TRI) reporting

Toxics Release Inventory (TRI) reports are required for certain facilities with certain chemicals.

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

Frequently Asked Questions (FAQs) for Chapter 173-303

Frequently asked questions about Chapter 173-303 WAC, Dangerous Waste Regulations.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac173-303-faq

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

SEPA guidance on appeal process

SEPA guidance on administrative and judicial appeals

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/guide-for-lead-agencies/appeals

SEPA checklist guidance

We provide information about each SEPA checklist question.

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

EIM — environmental monitoring data

EIM contains environmental monitoring data collected by our scientists and partners.

https://ecology.wa.gov/research-data/data-resources/environmental-information-management-database

Aerosol cans

Learn how your business can safely handle and dispose of aerosol cans.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/aerosol-cans

Electronic waste and cathode ray tubes

Learn how your business can manage and recycle electronic waste properly.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/electronic-waste

Marinas and Class 4 facilities

Spill prevention and preparedness requirements and recommendations for Class 4 marinas.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-oil-industry/marinas-class-4-facilities

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

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

Snohomish County BEACH report

Learn about beaches sampled for bacteria levels in Snohomish County in the summer of 2024.

https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/snohomish-county

Clallam County BEACH report

Learn about beaches sampled for bacteria levels in Clallam County in the summer of 2024.

https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/clallam-county

Dangerous waste basics

Find tools and resources to help your business learn how to manage dangerous waste properly.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics

Successful no further actions

Sites cleaned up using a model remedy might achieve "no further action" status faster.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/mtca-model-remedies/no-further-actions

Asbestos

Asbestos is a hazardous material still found in building materials. Learn how to keep workers safe.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/asbestos

Empty containers

Empty product containers at your businesses may be dangerous waste.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/empty-containers

Plastic producer registration and reporting

Producers of certain items sold in plastic packaging in Washington must annually register with us.

https://ecology.wa.gov/regulations-permits/reporting-requirements/plastic-producer-registration

Terrestrial Ecological Evaluations

Terrestrial Ecological Evaluations (TEEs) identify and protect native plants and animals at sites.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/terrestrial-ecological-evaluation

Early planning for clean energy projects

Planning early is vital for clean energy projects

https://ecology.wa.gov/regulations-permits/sepa/clean-energy/early-planning

Watershed Health Monitoring by region

We studied stream habitat across the state since 2009 and report on findings.

https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health/regional-reports

Stream biological monitoring

We evaluate the health of rivers and streams by studying multiple aquatic communities.

https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/stream-biological-monitoring

Air quality studies

Information about air quality studies we conduct.

https://ecology.wa.gov/research-data/scientific-reports/air-quality-studies

Lithium-ion battery safety and management

Learn how to safely manage, store, and dispose of lithium-ion batteries.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/batteries/lithium-ion-batteries

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

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

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

SEPA guide for project applicants

SEPA guidance for private proponents.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/guide-for-project-applicants

Dental waste

Dental offices generate dangerous waste that must be disposed of properly.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/dentists

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

Attainment State Implementation Plans

Learn about Washington's plans to ensure communities meet national air quality standards.

https://ecology.wa.gov/regulations-permits/plans-policies/state-implementation-plans/attainment-sips

Underground Storage Tank information for new owners and new installations

Information for new Underground Storage Tank (UST) owners and installation of new tanks.

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

Recycling transporters registration

Find forms and information for registering as a recycling transporter in Washington.

https://ecology.wa.gov/regulations-permits/reporting-requirements/recyclable-materials-transporter-registration

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

Using the EIM Data Analysis Tool

The EIM Data Analysis Tool (EDAT) compares data from Ecology's EIM database to cleanup criteria.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-cleanup-tools/eim-data-analysis-tool

Moderate risk waste facility guidance

Regulatory information and guidance for county moderate risk waste facilities.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/moderate-risk-waste-facility-guidance

Pollution prevention (P2) plan

Some businesses are required to submit a pollution prevention plan to reduce hazardous substance use.

https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements/pollution-prevention-plan

EIM submit data

Ecology partners, submit your environmental monitoring data to EIM online.

https://ecology.wa.gov/research-data/data-resources/environmental-information-management-database/eim-submit-data

Freshwater fish contaminant monitoring

We analyze freshwater fish for various toxic chemicals.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/freshwater-fish-contaminant-monitoring

Habitat monitoring

We collect data on the health of environmental systems that support plant and animal life.

https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring

Shelton Laundry groundwater monitoring

We measure volatile organic compounds from monitoring wells at the Shelton Laundry site.

https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index/shelton-laundry

Sumas-Blaine surficial aquifer long-term ambient groundwater monitoring

We sample 25 wells in the Sumas-Blaine aquifer annually for nitrate, chloride, and bromide.

https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index/sumas-blaine

E-Cycle WA information for collectors

Find out if you can be a collector for the E-Cycle Washington program.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/electronics-ecycle-guidance-and-reports/collectors

SEPA checklist guidance, Section D: Nonproject actions

SEPA Guidance for Environmental Checklist Part D

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/sepa-checklist-guidance/sepa-checklist-section-d-non-project-actions

Underground storage tank operator certification

Learn how to get the required underground storage tank operator certification.

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

Well construction reporting & well report gateway

Resource protection well reports can be submitted online.

https://ecology.wa.gov/regulations-permits/reporting-requirements/well-construction-reporting

Contaminated Site Register & cleanup data

Get information on contaminated site cleanups through our newsletter and database.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/site-register-lists-and-data

SEPA checklist guidance, Section B: Light & glare

Guidance for completing Light & glare section in Part B of the SEPA environmental checklist.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/sepa-checklist-guidance/sepa-checklist-section-b-environmental-elements/environmental-elements-11-light-glare

Vapor intrusion

We have guidance that helps you evaluate and respond to vapor intrusion at your MTCA cleanup site.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/vapor-intrusion-overview

Overview of compliance & enforcement at Ecology

View the compliance and enforcement authority we have, and what actions we have recently taken.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/overview-of-compliance-enforcement