Search Results - Washington State Department of Ecology

Frequently flooded areas: Critical Areas Ordinance

Frequently flooded areas are covered by Critical Areas Ordinances promoting safety from floods.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-floodplains-critical-areas-ordinanc

Regulatory guidance for oil industry

Spills reporting and state requirements for Class 1-4 facilities, vessels, railroads, and pipelines.

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

Technical resources for sediment cleanups

Access our technical resources to help support your sediment cleanup decisions.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/sediment-cleanup-resources

Underground Injection Control (UIC) program: Chapter 173-218 WAC

We regulate discharge of injection well fluids to protect against groundwater contamination.

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

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

Leaking underground storage tanks

Cleanup resources for underground storage tanks that have leaked petroleum products into the ground.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/leaking-underground-storage-tanks

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

SEPA checklist guidance, Section B: Environmental health

Guidance for Environmental Health section of Part B for 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-7-environmental-health

SEPA checklist guidance, Section B: Land & shoreline use

Guidance for Land & shoreline use in 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-8-land-shoreline-use

SEPA Supplemental Orca Checklist Guidance

This guidance helps applicants complete the SEPA Supplemental Orca Checklist.

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

SEPA checklist guidance, Section B: Transportation

Guidance for Transportation 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-14-transportation

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

Prepare for an inspection

We inspect facilities to ensure they legally handle, store, and dispose of dangerous waste.

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

Mercury lights guidance

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

Batteries

Batteries can be disposed as universal waste or under an exclusion for lead-acid batteries.

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

Puget Small Streams study

Stormwater Action Monitoring's (SAM) receiving waters study on Puget Sound's small streams.

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-status-and-trends/puget-small-streams

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

Washington state-only criteria

Learn how to determine if your waste designates for Washington state-only criteria.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dangerous-waste-basics/designation/check-washington-state-only-criteria

Episodic generation of dangerous waste

Manage waste as an episodic event to maintain your current generator category.

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

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

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

Plan to control nonpoint sources of pollution

The Nonpoint Plan outlines our approach for addressing water quality impacts from nonpoint pollution.

https://ecology.wa.gov/regulations-permits/plans-policies/plan-to-control-nonpoint-sources-of-pollution

Solid waste facility forms

Find commonly used reporting forms and facility checklists for solid waste facilities.

https://ecology.wa.gov/regulations-permits/reporting-requirements/solid-waste-facilities-reporting

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

SEPA checklist guidance, Section B: Surface water

Guidance to complete Surface 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/environmental-elements-surface-water

Guidance for contaminated water on construction sites

Information on how to manage contaminated water on construction sites.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/stormwater-permittee-guidance-resources/contaminated-water-on-construction-sites

Models and tools for water quality improvement

We use models to predict water quality changes to help find strategies to address pollution.

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

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

Salish Sea Model

We use a computer tool that simulates hydrodynamic and water quality processes in the Salish Sea.

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

Frequently asked questions about pharmaceutical waste

Frequently asked questions about pharmaceutical waste and our answers.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/common-dangerous-waste/pharmaceutical-waste/frequently-asked-questions

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

Local Emergency Planning Committees (LEPCs)

Information on how to contact state and local emergency planning officials.

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

CLARC data tables and other technical information

Download CLARC data tables for information that helps site managers determine cleanup levels.

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

Safer chemicals for manufacturers

Learn how to formulate products using safer chemicals and how to design more sustainable products.

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

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

Pollution prevention (P2)

Learn about pollution prevention (P2) and how you can apply best practices to your business.

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

Dangerous waste designation

Designation is the process of determining if a waste is dangerous waste and what the hazards are.

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

SEPA laws and regulations: current & historical revisions

We manage SEPA and related rules and provide background about rulemaking.

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

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

Financial assurance for cleanup operations

Financial assurance is a way to ensure that companies can pay for cleanup from their operations.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dangerous-waste-guidance/dispose-recycle-or-treat/financial-assurance

Meet our team

Businesses can contact our team for non-enforcement pollution prevention (P2) technical assistance.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/pollution-prevention/pollution-prevention-services/toxics-reduction-assistance/meet-our-team

Rulemaking at Ecology

Find out about our rulemaking activities.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/rulemaking

SEPA Frequently Asked Questions

SEPA questions and answers.

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

Programmatic environmental impact statements

Overview of broad environmental studies for clean energy projects.

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

Emerging stormwater treatment technologies (TAPE)

We certify stormwater treatment technologies that have undergone Technology Assessment Protocol.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/stormwater-permittee-guidance-resources/emerging-stormwater-treatment-technologies

CLARC glossary

A glossary for terms and acronyms in CLARC's resource pages.

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

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

Acronyms & glossary for the Toxics Cleanup Program

We have a list of acronyms and terms commonly used in contaminated site cleanup work.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/toxic-cleanup-acronyms

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/pollution-prevention-services/pollution-prevention-assistance

Aquatic Species Restoration Plan Research and Studies

The ASRP is a science-based plan to restore and enhance aquatic species habitat in the Chahalis Basin.

https://ecology.wa.gov/research-data/scientific-reports/asrp-research