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.

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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
Air quality studies
Information about air quality studies we conduct.
https://ecology.wa.gov/research-data/scientific-reports/air-quality-studies
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
Geographic Information Systems (GIS)
Our GIS staff maintain spatial datasets and applications, conduct GIS projects, and publish GIS maps.
https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis
BEACH annual report
See our annual county-by-county report on bacterial levels at saltwater swimming beaches for 2022.
https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report
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
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
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
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
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
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
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
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
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
Wastewater testing
Whole effluent toxicity testing ensures wastewater does not harm aquatic life.
https://ecology.wa.gov/research-data/monitoring-assessment/wastewater-testing
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
Modeling the environment
Computer models mathematically represent part of the environment to predict potential changes.
https://ecology.wa.gov/research-data/data-resources/models-spreadsheets/modeling-the-environment
EIM submit data
Ecology partners, submit your environmental monitoring data to EIM online.
https://ecology.wa.gov/research-data/data-resources/environmental-information-management-database/eim-submit-data
Clallam County annual BEACH report
Learn about bacteria results at Clallam County beaches sampled in the summer of 2022.
https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/clallam-county
Using MyEIM
MyEIM is an advanced tool for searching and analyzing EIM data and is best viewed on a large screen.
https://ecology.wa.gov/research-data/data-resources/environmental-information-management-database/using-myeim
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