Search Results - Washington State Department of Ecology

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

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

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

Sand and Gravel General Permit

This permit covers sand and gravel operations, rock quarries, and concrete and asphalt batch plants.

https://ecology.wa.gov/regulations-permits/permits-certifications/sand-gravel-general-permit

Sulfur dioxide air quality designations

We’re deciding if parts of Washington don't meet national air quality standards for sulfur dioxide.

https://ecology.wa.gov/regulations-permits/plans-policies/areas-meeting-and-not-meeting-air-standards/sulfur-dioxide-designations

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

Water use compliance and enforcement

Enforcing water use laws reduces conflict among competing water users and protects the resource.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/water-use-compliance

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

Mercury in fish tissue

We monitor mercury levels in freshwater fish throughout Washington.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/mercury-in-fish-tissue

GIS standards

Find standards for Ecology's GIS data.

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

Monitoring Puget Sound from ferries

We installed sensors on passenger ferries as a cost-effective way of collecting water quality data.

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

River & stream flow monitoring methods

We measure water's width, depth, and speed in rivers and streams to compute streamflow.

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

Water quality monitoring methods for rivers & streams

Learn how we measure water quality in rivers and streams, including methods and parameters.

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

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

Watershed health — Puget Sound Region update

River and stream habitat in the Puget Sound Region shows variable conditions.

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

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

Toxics monitoring in consumer products

We design studies to test for toxic chemicals in consumer products.

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

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

Puget Sound feeder bluffs

Protecting the cliffs that feed Puget Sound beaches with sand and the beaches that depend on them.

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

Data collection methods

We collect beach topography and nearshore bathymetry data using GNSS, boat-based lidar, sonar, and UAS.

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

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

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

Whatcom County BEACH report

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

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

Air quality studies

Information about air quality studies we conduct.

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

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

Noise pollution — Frequently asked questions for residents

Do you have questions about noise pollution? Find some common questions and answers.

https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/noise-pollution/noise-pollution-faq-for-residents

Infrastructure, rule, & program plans

Our plans and rules to improve air quality and meet national air quality standards.

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

FAQ: Investigate and report toxic releases

FAQs to help homeowners and small businesses investigate and report toxic releases.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/guidance-for-residential-cleanups/investigating-reporting-toxic-releases

Primary response contractors for spill cleanup

We approve primary response contractors to allow them to be cited in industry oil plans.

https://ecology.wa.gov/regulations-permits/plans-policies/contingency-planning-for-oil-industry/primary-response-contractors

Puget Sound nearshore

SAM monitors and assesses impacts of stormwater runoff in Puget Sound nearshore environments.

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

Safer products for businesses

Learn how your business can find and purchase less toxic chemicals and products.

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

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

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

Nicotine and cannabis waste

Learn how your business can properly handle nicotine, vape, and cannabis waste.

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

Managing pharmaceutical waste

Learn how to manage waste pharmaceuticals properly to keep them out of the environment.

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

Solvent-contaminated wipes

Follow these best management practices for solvent-contaminated wipes.

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

Pharmaceutical waste codes

Find common waste codes for pharmaceutical waste.

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

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

Approved sampling and analysis procedures

Approved laboratory analysis methods for cleaning up contaminated sites.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-cleanup-tools/sampling-and-analysis-procedures

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

State Emergency Response Commission (SERC)

State Emergency Response Commission implements the Emergency Planning and Community Right-to Know Act

https://ecology.wa.gov/regulations-permits/reporting-requirements/emergency-planning-community-right-to-know-act/state-emergency-response-commission

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

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

CLARC guidance

Use these guidance documents in combination with CLARC to establish cleanup levels.

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

Stormwater Action Monitoring — source identification

Learning, sharing best ways to identify and eliminate sources of stormwater pollution in WA.

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

E-Cycle WA information for manufacturers

Find out whether you qualify as a manufacturer under the E-Cycle Washington program.

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

Emergency Planning & Community Right-to-Know Act

Overview of Washington's EPCRA program and general reporting requirements.

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

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

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