Research & Data

Ecology provides the high-quality science that is microscope iconthe foundation of Washington state environmental policy.

Our monitoring, assessment, and modeling services provide a data-rich understanding of our state’s land, air, and water.

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Research & Data

Ecology provides the high-quality science that is microscope iconthe foundation of Washington state environmental policy.

Our monitoring, assessment, and modeling services provide a data-rich understanding of our state’s land, air, and water.

See more about this collection...
Washington Air Quality Advisory
The Washington Air Quality Advisory (WAQA) tells you when air quality is healthy or unhealthy.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Washington-Air-Quality-Advisory
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
Groundwater quality assessment
Our hydrogeologists monitor and assess groundwater quality and quantity in Washington.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Groundwater-quality-assessment
Wastewater testing
Whole effluent toxicity testing ensures wastewater does not harm aquatic life.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Wastewater-testing
Coastal zone mapping & erosion monitoring
We survey Washington's coastlines to monitor coastal erosion and track sediment movement over time.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Coastal-monitoring-assessment
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
Testing for chemicals in consumer products
We test consumer products to make sure manufacturers comply with chemical restrictions.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Consumer-products-testing
Models & spreadsheets
Computer models predict changes and spreadsheets calculate. We offer these tools to the public.
https://ecology.wa.gov/Research-Data/Data-resources/Models-spreadsheets
Air quality studies
Information about air quality studies we conduct.
https://ecology.wa.gov/Research-Data/Scientific-reports/Air-quality-studies
Columbia River reports & documents
Our Office of Columbia River scientific reports and documents support water supply projects for Eastern Washington
https://ecology.wa.gov/Research-Data/Scientific-reports/Columbia-River-reports
Toxics Release Inventory
The Toxics Release Inventory (TRI) identifies chemicals used at businesses or facilities.
https://ecology.wa.gov/Research-Data/Data-resources/Toxics-Release-Inventory
BEACH annual report
See our annual county-by-county report on bacterial levels at saltwater swimming beaches for 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report
Solid waste & recycling data
View data on solid waste collection and recycling in Washington.
https://ecology.wa.gov/Research-Data/Data-resources/Solid-waste-recycling-data
Kitsap County annual BEACH report
We sampled 12 beaches in Kitsap County in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/Kitsap-County
King County annual BEACH report
We sampled 10 beaches in King County for bacteria in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/King-County
Jefferson County annual BEACH report
Learn about the four beaches sampled for bacteria in Jefferson County in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/Jefferson-County
Island County annual BEACH report
Learn about the three beaches sampled for bacteria in Island County in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/Island-County
Grays Harbor County BEACH report
Learn about beaches sampled for bacteria levels in Grays Harbor County in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/Grays-Harbor-County
Clallam County annual BEACH report
Learn about bacteria results at Clallam County beaches sampled in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/Clallam-County
Whatcom County annual BEACH report
We sampled five beaches in Whatcom County for bacteria in the summer of 2020.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report/Whatcom-County
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