Research & Data

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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About Us

Research & Data

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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Models & spreadsheets
Computer models predict changes and spreadsheets calculate. We offer these tools to the public.
Air quality studies
Information about air quality studies we conduct.
Columbia River reports & documents
Our Office of Columbia River scientific reports and documents support water supply projects for Eastern Washington
Toxics Release Inventory
The Toxics Release Inventory (TRI) identifies chemicals used at businesses or facilities.
Freshwater fish contaminant monitoring
We analyze freshwater fish for various toxic chemicals.
EIM submit data
Ecology partners, submit your environmental monitoring data to EIM. It is best viewed on a large screen.
Modeling the environment
Computer models mathematically represent part of the environment to predict potential changes.
Monitoring for lead in lakes & streams
We monitor temporal changes in the lead levels of rivers and streams in the state.
Mercury in fish tissue
We monitor mercury levels in freshwater fish throughout Washington.
Contaminants in lake sediment cores
We age-date sediment cores from three lakes per year to assess contaminant deposition trends.
Data collection methods
We collect beach topography and nearshore bathymetry data using GPS, boat-based lidar, and sonar.
Coastal Monitoring & Analysis Program projects
Learn about coastal mapping and monitoring projects around Puget Sound and Pacific coast.
Find groundwater publications
Map and text-based methods for searching for groundwater-related reports for Washington.
Data products & reports
See example data products, get access to data, and view reports and presentations.
Marine Water Condition Index
The Marine Water Condition Index is a way to assess the health of harbors, bays, and Puget Sound.
Long-term changes in sediment
We monitor Puget Sound seafloor habitat, sediment, and invertebrate communities.
Marine water quality long-term trends
Learn about conditions in 2015 that produced mixed results for marine water quality.
Scientific descriptions of species: benthic invertebrates in Puget Sound
We study creatures in Puget Sound sediments. We classify them to observe marine habitat changes.
Jellyfish in Puget Sound
Jellyfish numbers may be increasing in Puget Sound. You can help us monitor them.
Eyes over Puget Sound
We use aerial photos and data from our monitoring stations and ferries to report on Puget Sound.
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