Search Results - Washington State Department of Ecology

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

Overview of Washington State Environmental Policy Act (SEPA)

SEPA is the environmental review process for public agencies in Washington.

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

Plastic producer registration and reporting

Producers of certain items sold in plastic packaging in Washington must annually register with us.

https://ecology.wa.gov/regulations-permits/reporting-requirements/plastic-producer-registration

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

Irrigation System Aquatic Weed Control permit

This permit regulates the use of pesticides to manage plant and algae growth in irrigation systems.

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

SEPA checklist guidance, Section B: Housing

Guidance for completing Housing section for Part B of the 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-9-housing

River and stream flow monitoring

We report the amount of water flowing through Washington’s rivers and streams using graphs and maps.

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

About the state waste plan

Learn what went into updating the State Solid and Hazardous Waste Plan.

https://ecology.wa.gov/regulations-permits/plans-policies/washington-state-waste-plan/about-the-plan

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

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

Efficiency services for manufacturing and industrial facilities

We offer consulting services for manufacturing and industrial facilities to improve efficiency.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/pollution-prevention-services/toxics-reduction-assistance/efficiency-services-for-manufacturing-industries

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

Aquatic Plant & Algae Management General Permit

This permit covers the in-water and shoreline management of plants, algae, and phosphorus.

https://ecology.wa.gov/regulations-permits/permits-certifications/aquatic-pesticide-permits/aquatic-plant-algae-management

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

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

Wastewater testing

Whole effluent toxicity testing ensures wastewater does not harm aquatic life.

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

Low Impact Development (LID) guidance

Presentations, fact sheets, videos, reports, manuals, and other guidance for Low Impact Development

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/stormwater-permittee-guidance-resources/low-impact-development-guidance

Equivalent stormwater manuals for municipal stormwater permits

We provide information for municipal stormwater permittees about equivalent stormwater manuals for Phase I and both the Eastern and Western Washington Phase II municipal stormwater permits.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/stormwater-permittee-guidance-resources/stormwater-manuals/equivalent-stormwater-manuals-for-municipal-stormw

What to do if you spill oil or hazardous substances

Spills to water must be reported immediately to help reduce impacts to the environment.

https://ecology.wa.gov/regulations-permits/reporting-requirements/spills-if-you-spill

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

Financial assurance updates

Cost estimates for financial assurance need to be adjusted every year for inflation.

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

Stormwater permittee guidance & resources

Resources for general permit application, reporting on monitoring, and technical requirements.

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

Railroad Creek monitoring

Our scientists are studying how mine remediation affects aquatic life uses along Railroad Creek.

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

Measuring bluff erosion in Clallam County

We collected scientific data about bluff-backed Dungeness and Elwha beaches and spits to measure erosion.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects/clallam-county-bluffs

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

Monitoring for toxic chemicals

We conduct long-term monitoring to understand levels and trends of toxics in the environment.

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

SEPA checklist guidance, Section B: Animals

Guidance for Part B, Animals section 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-5-animals

Air quality studies

Information about air quality studies we conduct.

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

Notice of construction permit

Businesses must get a permit before installing or changing a source of air pollution.

https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/notice-of-construction-permit

Financial assurance types

Different types of facilities must provide different types of financial assurance.

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

Longevity of biological protection using bioretention

Study about the effectiveness of bioretention soil retaining pollution over time.

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-effectiveness-studies/longevity-biological-protection-using-bioretention

Pacific Coast Coal Company

We permit the water quality discharge at the Pacific Coast Coal Company for the John Henry Mine.

https://ecology.wa.gov/regulations-permits/permits-certifications/pccc

Newaukum River effectiveness monitoring

We're studying the Newaukum River to understand the effects of river restoration on the watershed.

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

Coastal Monitoring & Analysis Program projects

Learn about coastal mapping and monitoring projects around Puget Sound and Pacific coast.

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

SEPA checklist guidance

We provide information about each SEPA checklist question.

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

Safer product certification subsidy program

Manufacturers can apply to receive reimbursement for costs associated with safer product certification.

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

Concentrated Animal Feeding Operation General Permit

Permit for operations with large numbers of livestock for long periods of time.

https://ecology.wa.gov/regulations-permits/permits-certifications/concentrated-animal-feeding-operation

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

Dam operation & maintenance guidance

We provide guidance to assist dam owners with operations and maintenance.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/dam-operation-maintenance-guidance

Dam permits

Construction or reservoir permits may be required for your project.

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

Eyes Over Puget Sound

We provide documentation of Puget Sound waterways using community submissions and aerial photography.

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

Freshwater fish contaminant monitoring

We analyze freshwater fish for various toxic chemicals.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/freshwater-fish-contaminant-monitoring

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

Jellyfish in Puget Sound

Jellyfish numbers may be increasing in Puget Sound. You can help us monitor them.

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

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

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

Technical manuals

Requirements for technical manuals for vessels with contingency plans.

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

Contanda expansion proposal

Contanda, formerly Westway Terminal, proposed an expansion of the Grays Harbor methanol terminal.

https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-at-ecology/grays-harbor-terminal-expansion/contanda

Improving ditches & maintenance

Stormwater Action Monitoring effectiveness study: roadside ditch performance and maintenance

https://ecology.wa.gov/regulations-permits/reporting-requirements/stormwater-monitoring/stormwater-action-monitoring/sam-effectiveness-studies/improving-ditches-maintenance

SEPA checklist guidance, Section B: Light & glare

Guidance for completing Light & glare section in Part B of the 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-11-light-glare