Search Results - Washington State Department of Ecology

Revising and adopting existing documents

Guidance for using existing SEPA documents

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-guidance/guide-for-lead-agencies/revising-and-adopting-existing-documents

SEPA Review and Commenting Guidance

SEPA guidance for document reviewers.

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

Contained-in policy for contaminated soil and groundwater

Learn how to reduce cleanup costs by requesting approval under our contained-in policy.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contained-in-determinations

Automotive mercury switch removal program

Get paid to recycle your mercury switches from certain vehicles.

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

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

Washington Emissions Inventory Reporting System (WEIRS)

Submit your emissions data using WEIRS.

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

Using digital reference thermometers in microbiology testing laboratories

Accredited microbiological labs may use digital reference thermometers under specific conditions.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/using-digital-reference-thermometers-in-microb-1

Laboratory accreditation contacts

Our laboratory accreditation specialists are available to help you and to answer questions.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation/lab-accreditation-contacts

Model remedies for mine sites

Methods for cleaning up sites contaminated with hardrock mining waste.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/mtca-model-remedies/model-remedies-for-mine-sites

Washington's air quality implementation plan

The State Implementation Plan is an overarching plan to keep Washington's air clean.

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

Aquatic Noxious Weed Control General Permit

We issue this general permit to manage freshwater and marine noxious weeds in Washington.

https://ecology.wa.gov/regulations-permits/permits-certifications/aquatic-pesticide-permits/aquatic-noxious-weed-control

SEPA checklist guidance, Section B: Utilities

Guidance to complete Utilities section of Part B of 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-16-utilities

SEPA training

We provide SEPA training sessions and other presentations.

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

SEPA checklist guidance, Section B: Water

Guidance to complete Water section for Part B of 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-3-water

E-Cycle WA information for local governments

Certain government entities can use E-Cycle Washington to dispose of electronics for free.

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

Recycling credits

Recycling credits may affect your Pollution Prevention Plan or the Hazardous Waste Planning Fee.

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

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

Environmental laboratory accreditation

Learn how we accredit environmental laboratories and where to find them.

https://ecology.wa.gov/regulations-permits/permits-certifications/laboratory-accreditation

Wastewater Operator Certification Program

We assure wastewater treatment plant operators are competent, trained, and certified.

https://ecology.wa.gov/regulations-permits/permits-certifications/wastewater-operator-certification

Port Townsend Paper

We regulate air, water, and hazardous waste at the Port Townsend Paper Corp. pulp and paper mill

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/port-townsend-paper

Measuring Street Sweeping 6PPDQ Whole Environment Load Reductions

Potential for street sweeping to reduce the amount of 6PPDQ on the roadway

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-effectiveness-studies/sweeping-6ppd-load

Modeling the environment

Computer models mathematically represent part of the environment to predict potential changes.

https://ecology.wa.gov/research-data/data-resources/models-spreadsheets/modeling-the-environment

River & stream water quality index

The Freshwater Quality Index can help you learn about river and stream health.

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

Watershed health — Northeast update

River and stream habitat in the Northeast region shows improving conditions.

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

Puget Sound feeder bluff mapping

We map the feeder bluffs that feed Puget Sound beaches with sand to understand and protect them.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects/puget-sound-feeder-bluff/puget-sound-feeder-bluff-mapping

Lake water quality monitoring & protection

Working with partners, we compile data on algae, invasive plants, and some toxic chemicals in lakes.

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

River and stream monitoring

Our freshwater data helps us to assure clean and abundant water to support human and aquatic life.

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

GIS Contacts

Find GIS staff contact information.

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

SEPA Guidance on Categorical Exemptions

Guidance on SEPA exemptions.

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

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

Environmental impact statement process

Overview about Environmental Impact Statements process under SEPA.

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

Mercury lights guidance

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/mercury-lights-guidance

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

Solid waste facility permits

Learn which facilities are required to get solid waste permits in Washington.

https://ecology.wa.gov/regulations-permits/permits-certifications/solid-waste-permits

Small cosmetics manufacturer certification subsidy program

Small cosmetics manufacturers can apply for financial support to reformulate and certify their products.

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

Stormwater Action Monitoring - Administering pooled resources

Credible and transparent administration of Stormwater Action Monitoring program.

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/administration

Cleaners

Learn how your business can properly dispose of cleaners and choose safer products.

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

Dry cleaner waste

Learn how to manage dry cleaning dangerous waste and learn about new guidance for PERC dry cleaners.

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

Solvents

Most solvents become dangerous waste and must be managed properly.

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

Lights & lamps

Businesses can manage lights and other lamps containing toxic chemicals as universal waste.

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

Polychlorinated biphenyls (PCBs) in building materials

Learn about possible sources of polychlorinated biphenyls (PCBs) in building materials.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/construction-and-demolition/pcbs-in-buildings

Notification of dangerous waste activity

Learn how to get an EPA/State Identification (ID) Number to report your dangerous waste.

https://ecology.wa.gov/regulations-permits/reporting-requirements/dangerous-waste-reporting-requirements/notification-of-dangerous-waste

Pierce County BEACH report

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

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

Shellfish aquaculture 401 certification

We modified our certification process for shellfish growers because of new federal requirements.

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

Permit Register

The Permit Register includes actions or changes to air operating permits.

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

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

Underground storage tank closures

Important information about closing your underground storage tanks.

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

WestRock, Tacoma

We regulate water, hazardous waste and cleanup at RockTenn's WestRock pulp and paper mill in Tacoma.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/westrock-tacoma

Goldendale Energy Storage Project

Environmental review and permitting for the proposed Goldendale Energy Storage Project.

https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/goldendale-energy

State Environmental Policy Act (SEPA)

We provide information about the State Environmental Policy Act (SEPA).

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