Search Results - Washington State Department of Ecology

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

EPCRA Tribal guidance

Information on the Emergency Planning & Community Right-to-Know Act for Tribal nations.

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

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

Information for air monitoring professionals

Standard procedures, quality assurance, and monitoring guidance for air monitoring professionals.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/information-for-air-monitoring-professionals

EPA guidance on managing moderate risk waste

U.S. Environmental Protection Agency regulatory guidance on common moderate risk waste topics.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/managing-moderate-risk-waste-guidance

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

Vapor intrusion

We have guidance that helps you evaluate and respond to vapor intrusion at your MTCA cleanup site.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/vapor-intrusion-overview

Water quality permit database — PARIS

Our PARIS database lets you access water quality permits, discharge-monitoring reports, and more.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/water-quality-permits-database

Using the EIM Data Analysis Tool

The EIM Data Analysis Tool (EDAT) compares data from Ecology's EIM database to cleanup criteria.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/contamination-cleanup-tools/eim-data-analysis-tool

Contaminants in lake sediment cores

We age-date sediment cores from three lakes per year to assess contaminant deposition trends.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/contaminants-in-sediment-cores

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

River & stream water quality monitoring

We monitor water quality at nearly 100 river and stream stations throughout the state.

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

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

Washington State Hydrography Dataset Program

Mapping surface waters in Washington.

https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/hydrography-program-washd

Rivers & streams temperature monitoring

We collect data on the temperature of rivers and streams across the state.

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

GIS Contacts

Find GIS staff contact information.

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

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

River & stream water quality contacts

Find a stream scientist.

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

River & stream data quality assurance

See river and monitoring quality assurance plans, documents, and methods.

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

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

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

Dangerous waste basics

Find tools and resources to help your business learn how to manage dangerous waste properly.

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

Plans for maintaining air quality

View current plans to improve air quality and meet national air quality standards.

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

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

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

SEPA checklist guidance, Section B: Recreation

Guidance for completing Recreation 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-12-recreation

Inspecting vessels for substantial risk

We inspect ships operating in state waters and take further action if they pose a substantial risk.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/vessel-inspections

Mercury lights guidance

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

Shoreline permits & enforcement

We support local governments in administering and enforcing shoreline permits.

https://ecology.wa.gov/regulations-permits/permits-certifications/shoreline-permits-enforcement

Spill prevention inspections for facilities

We inspect oil facilities to provide technical assistance and ensure rule compliance.

https://ecology.wa.gov/regulations-permits/compliance-enforcement/facility-spills-prevention-inspections

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

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

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

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

Zostera japonica management on commercial clam beds in Willapa Bay general permit

This permit allows the use of an herbicide to control non-native eelgrass in Willapa Bay.

https://ecology.wa.gov/regulations-permits/permits-certifications/aquatic-pesticide-permits/zostera-japonica-eelgrass-management

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

Combined sewer overflows

We're working to control combined sewer overflows to keep water clean.

https://ecology.wa.gov/regulations-permits/permits-certifications/combined-sewer-overflows

GIS Data

Ecology's authoritative GIS data layers are available for download.

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

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

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: 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

Dangerous waste guidance

Businesses in Washington that generate dangerous waste must follow the Dangerous Waste Regulations.

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

Financing solid waste for the future

We have released several reports assessing solid waste funding mechanisms and potential alternatives.

https://ecology.wa.gov/regulations-permits/guidance-technical-assistance/solid-waste-financing

Clallam County annual BEACH report

Learn about bacteria results at Clallam County beaches sampled in the summer of 2023.

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

Grays Harbor County BEACH report

Learn about beaches sampled for bacteria levels in Grays Harbor County in the summer of 2023.

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

Jefferson County annual BEACH report

Learn about the four beaches sampled for bacteria in Jefferson County in the summer of 2023.

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

Puyallup River tributaries effectiveness monitoring

We’re studying bacteria pollution in tributaries to the Puyallup River.

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

Pierce County annual BEACH report

We sampled 7 beaches in Pierce County for bacteria in the summer of 2023.

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

Snohomish County annual BEACH report

We sampled seven beaches in Snohomish County for bacteria in the summer of 2023.

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

Whatcom County annual BEACH report

We sampled four beaches in Whatcom County for bacteria in the summer of 2023.

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