Research & Data
Use this portal to filter and search for all of our scientific information.
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.
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
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
GIS Applications
Find a list of GIS applications at Ecology.
https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/applications
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
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
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