Search Results - Washington State Department of Ecology

Air operating permit for large sources of air pollution

Air operating permit requirements for large sources of air pollution.

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

Clean energy coordination

We provide information on how clean energy projects are sited, reviewed, and permitted.

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

Data products & reports

See example data products, get access to data, and view reports and presentations.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/data-products

Municipal stormwater permit history

We document the development of municipal stormwater permits in Washington.

https://ecology.wa.gov/regulations-permits/permits-certifications/stormwater-general-permits/municipal-stormwater-general-permits/municipal-stormwater-permit-history

Recordkeeping

Learn what records your business must keep if you generate dangerous waste.

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

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

Certification for incinerator & landfill operators

How to get certified to operate and inspect solid waste incinerator and landfill facilities.

https://ecology.wa.gov/regulations-permits/permits-certifications/certification-for-incinerator-landfill-operator

Hanford dangerous waste & mixed waste permits

Permits direct cleanup to protect people and the environment from dangerous waste at Hanford.

https://ecology.wa.gov/regulations-permits/permits-certifications/hanford-federal-facility-permits

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

State, County, and Watershed Maps for Washington

We have created various GIS maps for public download.

https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/maps

Skagit County annual BEACH report

We sampled Bay View State Park beach in Skagit County in the summer of 2023.

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

Black Lake Grocery groundwater monitoring

We monitor groundwater for petroleum hydrocarbons at the Black Lake Grocery site.

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

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

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

Watershed health sampling sites

Learn about the sites we sample.

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

Watershed health sampling schedules

See when our crews will be collecting data on the health of watersheds at sites across the state.

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

Pollution prevention assistance (PPA)

Businesses can get free, non-regulatory pollution prevention help from local PPA specialists.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/pollution-prevention-services/pollution-prevention-assistance

FAQ: Evaluate options to clean up homes and small businesses

These FAQs help homeowners and small businesses evaluate cleanup options and complete cleanup work.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-residential-cleanups/evaluation-cleanup-for-homeowners-small-busine

Industrial Stormwater General Permit

Find information and helpful resources about the Industrial Stormwater General Permit.

https://ecology.wa.gov/regulations-permits/permits-certifications/stormwater-general-permits/industrial-stormwater-permit

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

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

EPA Vessel General Permit

Find out about the EPA Vessel General Permit and tap into helpful resources.

https://ecology.wa.gov/regulations-permits/permits-certifications/epa-vessel-general-permit-graywater

Puget Sound Nutrient General Permit

The voluntary Nutrient General Permit helps WWTPs reduce nutrient pollution in Puget Sound.

https://ecology.wa.gov/regulations-permits/permits-certifications/nutrient-permit

Online UIC injection well registration

We provide online access to register new and existing underground injection control (UIC) wells.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/underground-injection-control-program/register-uic-wells-online

Heat pump & air conditioning return flow UIC wells

Groundwater circulated through a heat pump/air conditioning (HAC) system has to meet requirements.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/underground-injection-control-program/heat-pump-air-conditioning-return-flow-wells

Wildlife response service providers

Wildlife response service providers (WRSP) manage wildlife response activities during an oil spill.

https://ecology.wa.gov/regulations-permits/plans-policies/contingency-planning-for-oil-industry/wildlife-response-service-providers

Mobile business stormwater source control and coordination

We're developing and testing new tools to help mobile businesses control stormwater pollution.

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-source-identification/mobile-business-source-control

Underground injection control well registration requirements & information

Get Underground Injection Control (UIC) well registration requirements and information.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/underground-injection-control-program/uic-registration-requirements-information

Columbia & Cowlitz Railway

We regulate the water and hazardous waste activities at the Columbia & Cowlitz Railway in Longview.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/columbia-cowlitz-railway

Nippon Dynawave, Longview

We regulate the air, water, and hazardous waste activities at the Nippon Dynawave mill in Longview.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/nippon-dynawave-longview

Puget Sound Energy Ferndale Generating Station

We regulate water and hazardous waste at the PSE Ferndale electricity cogeneration station.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/puget-sound-energy-ferndale-generating-station

Water budgets of individual local trees

This study investigates how much water trees use and may help us mitigate stormwater.

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-effectiveness-studies/water-budgets-of-individual-local-trees

Northwest Alloys, Longview

We regulate water, hazardous waste and cleanup activities at Northwest Alloys in Longview.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/northwest-alloys-longview

Lanxess Corporation (Formerly Emerald Kalama Chemical)

We regulate water, hazardous waste, and cleanup activities at the Lanxess Corporation plant.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/lanxess-corporation

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

Municipal stormwater permit compliance assurance program

We use a proactive approach to ensuring the permits are implemented and effective.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/municipal-stormwater-compliance-assurance-program

Water right permits

Use a pre-application request form before applying for a new or updated water right.

https://ecology.wa.gov/regulations-permits/permits-certifications/water-right-permits

Water rights search guidance

Water right records can be searched on a map-based water right database.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/water-rights-search

Well report (log) viewer

Search for wells and view availabile well reports (logs).

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/well-report-gateway

Yakima Basin Cabin Owners

Yakima Basin Cabin Owners – water rights information

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/yakima-basin-cabin-owner-information

Lower Snohomish River Tributaries effectiveness monitoring

We're studying bacteria pollution in tributaries to the Lower Snohomish River.

https://ecology.wa.gov/research-data/monitoring-assessment/water-quality-improvement-effectiveness-monitoring/lower-snohomish-river-tributaries

Long-term marine water & sediment data

We gather high quality data to help accurately reflect changes in marine environments over time.

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

Municipal stormwater permit reissuance

Information about the reissuance of 2024 Western and Eastern Washington Municipal Stormwater permits.

https://ecology.wa.gov/regulations-permits/permits-certifications/stormwater-general-permits/municipal-stormwater-general-permits/municipal-stormwater-permit-reissuance

Clean Water Act: Section 401 Water Quality Certifications

Under the Clean Water Act, we help make sure projects, actions, and activities don't harm state waters.

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

Children's Safe Products Act reporting

Learn more about how to submit reports under Washington's Children's Safe Products Act (CSPA).

https://ecology.wa.gov/regulations-permits/reporting-requirements/childrens-safe-products-act-reporting

Aquatic & Invasive Species Control

We have issued a combined state agency general permit.

https://ecology.wa.gov/regulations-permits/permits-certifications/aquatic-pesticide-permits/aquatic-invasive-species-control

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

Chemicals of high concern to children (CHCC)

List of chemicals that manufacturers of children's products must report on.

https://ecology.wa.gov/regulations-permits/reporting-requirements/childrens-safe-products-act-reporting/chemicals-of-high-concern-to-children

Statewide SEPA register

We maintain a searchable database of received SEPA records since 2000.

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

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