Search Results - Washington State Department of Ecology

Emission registration program for industrial air pollution.

https://ecology.wa.gov/regulations-permits/reporting-requirements/air-quality-emissions-reporting/air-quality-registration

Air quality permits

Permits for industrial air pollution and burning activities.

https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits

Marine algae & plankton

Marine algae blooms are overgrowths of plankton. They can look like a spill in the water.

https://ecology.wa.gov/research-data/monitoring-assessment/puget-sound-and-marine-monitoring/marine-algae-plankton

Watershed health — Upper Columbia update

River and stream habitat in the Snake River Region shows mostly good conditions.

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

Watershed Health - Statewide Report

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

Habitat monitoring methods

We monitor the health of streams by measuring the health of habitat, water, and sediment chemistry.

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

Common cleanup situations for homeowners and small businesses

Learn about common cleanup situations likely to affect home and small business owners.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-residential-cleanups/common-cleanup-situations-for-homeowners-small-b

Oil spill contingency planning standards

We verify standards for industry contingency plans using a GIS-based model.

https://ecology.wa.gov/regulations-permits/plans-policies/contingency-planning-for-oil-industry/spills-planning-standards

Class 1 Facility out of service and decommissioning

We amended WAC 173-180 in July 2023.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-oil-industry/facilities-out-of-service

Mercury waste

Learn how to handle mercury dangerous waste at your business.

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

Underground storage tank service providers

Information for underground storage tank (UST) service providers and for those looking to find one.

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

EPCRA Tribal guidance

Information on the Emergency Planning & Community Right-to-Know Act for Tribal nations.

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

Well construction notice of intent

Before you drill a well, you must submit a notice of intent to us 72 hours before drilling starts.

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

Register for E-Cycle Washington

Register online for E-Cycle Washington through SecureAccess Washington (SAW).

https://ecology.wa.gov/regulations-permits/reporting-requirements/e-cycle-participant-registration

SEPA document templates (forms)

SEPA checklist with guidance plus other suggested templates for SEPA notices.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-document-templates

Financial responsibility for oil spills

Tank vessels are required to have financial responsibility to pay for costs & damages from spills.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/financial-responsibility-for-oil-spills

River & stream water quality monitoring

We monitor water quality at nearly 100 river and stream stations throughout the state.

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

Active groundwater studies

We conduct groundwater studies for long- and short-term projects. Learn about our active studies.

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

Henderson Inlet effectiveness monitoring

Our monitoring work in Henderson Inlet shows how local projects reduced fecal coliform in water.

https://ecology.wa.gov/research-data/monitoring-assessment/water-quality-improvement-effectiveness-monitoring/henderson-inlet

Rivers & streams temperature monitoring

We collect data on the temperature of rivers and streams across the state.

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

Using river & stream water quality data

Learn how to find and understand water quality data from rivers and streams across the state.

https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/water-quality-monitoring/using-river-stream-water-quality-data

Plaza Cleaners groundwater monitoring

We monitor groundwater for volatile organic compounds at the Plaza Cleaners Lakewood site.

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

Yakima Railroad Area groundwater performance monitoring

We're monitoring legacy pollution in central Yakima and Union Gap to measure cleanup effectiveness.

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

Aladdin Plating

We monitor groundwater for legacy plating chemicals at the former Aladdin Plating Co. site in Tacoma.

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

Groundwater quality assessment

Our hydrogeologists monitor and assess groundwater quality and quantity in Washington.

https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment

Marine water & sediment monitoring

We conduct water and sediment long-term monitoring to identify ecosystem changes.

https://ecology.wa.gov/research-data/monitoring-assessment/puget-sound-and-marine-monitoring

Shoalwater Bay berm monitoring

We monitored the Willapa Bay shoreline to assess how a flood-protection berm changed over time.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects/shoalwater-bay-berm-monitoring

Products required to meet recycled content minimums

This page explains which products are subject to the law and provides compliance information.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/recycled-content-products

Lead agency determination and responsibilities

SEPA guidance for determining lead agency and evaluating the proposal.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/guide-for-lead-agencies/lead-agency-determination-and-responsibilities

Managing solar panel waste

Learn how businesses can properly manage, recycle, or dispose of end-of-life solar panels.

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

SEPA Guide for lead agencies

SEPA guidance for lead agencies.

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

Changes to existing water rights

If you want to change to an existing water right, we recommend a pre-application consultation.

https://ecology.wa.gov/regulations-permits/permits-certifications/water-right-permits/changes-to-existing-water-rights

Plans for maintaining air quality

View current plans to improve air quality and meet national air quality standards.

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

Automotive recyclers

Auto recyclers deal with toxic materials. Learn best practices and ways to manage these materials.

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

Tools for cleaning up contaminated 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-cleanup-tools

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

Spill prevention inspections for facilities

We inspect oil facilities to provide technical assistance and ensure rule compliance.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/facility-spills-prevention-inspections

Oil transfers and transfer inspections

Our oil-transfer requirements help prevent spills during bulk-oil transfers.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/oil-transfers

Safer product certification subsidy program

Manufacturers can apply to receive reimbursement for the costs of certifying their products as safer.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/safer-alternatives/safer-chemicals-for-manufacturers/safer-product-certification-subsidy-program

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/contamination-cleanup-tools/petroleum-cleanup-tools

SEPA checklist guidance, Section A: Background

Guidance helps applicants complete SEPA part A environmental checklist.

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

401 Water Quality Certifications for hydropower licenses

We work with the Federal Energy Regulatory Commission (FERC) licensing process for hydropower dams.

https://ecology.wa.gov/regulations-permits/permits-certifications/401-water-quality-certification/certifications-for-hydropower-licenses

Shoreline permits & enforcement

We support local governments in administering and enforcing shoreline permits.

https://ecology.wa.gov/regulations-permits/permits-certifications/shoreline-permits-enforcement

Watershed health monitoring

We monitor the regional health of rivers and streams in watersheds throughout the state.

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

King County BEACH report

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

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

Air Quality Index (AQI)

The Air Quality Index (AQI) tells you when air quality is healthy or unhealthy.

https://ecology.wa.gov/research-data/monitoring-assessment/air-quality-index

SEPA checklist guidance, Section B: Earth

Checklist guidance Part B. Elements of the Environment

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

Antifreeze

Learn how your business can manage antifreeze and recycle spent antifreeze.

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

Tier Two reporting

Facility reporting guidelines for Tier Two, including how to file with Tier Two Online.

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

SEPA Guidance for Nonproject proposals

Completing SEPA review for "nonproject" proposals.

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