Research & Data

Use this portal to filter and search for all of our scientific information.

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Ecology provides the high-quality science that is the 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. We provide access to that data through reports, databases, maps and user-friendly online tools.

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Research & Data

Use this portal to filter and search for all of our scientific information.

Research & Data icon

Ecology provides the high-quality science that is the 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. We provide access to that data through reports, databases, maps and user-friendly online tools.

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
Effectiveness monitoring for water quality
Our scientists study the effectiveness of projects to protect and improve water quality.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Water-quality-improvement-effectiveness-monitoring
Lake water quality monitoring & protection
Working with partners, we compile data on algae, invasive plants, and some toxic chemicals in lakes.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Lake-water-quality
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
Marine water & sediment monitoring
We conduct water and sediment long-term monitoring to identify ecosystem changes.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Puget-Sound-and-marine-monitoring
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
EIM — environmental monitoring data
EIM contains environmental monitoring data collected by our scientists and partners.
https://ecology.wa.gov/Research-Data/Data-resources/Environmental-Information-Management-database
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
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