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.

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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 2023.

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

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

Contaminants in lake sediment cores

We age-date sediment cores from three lakes per year to assess contaminant deposition trends.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/contaminants-in-sediment-cores

Data collection methods

We collect beach topography and nearshore bathymetry data using GPS, boat-based lidar, and sonar.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/data-collection-methods

Eyes Over Puget Sound

We provide documentation of Puget Sound waterways using community submissions and aerial photography.

https://ecology.wa.gov/research-data/monitoring-assessment/puget-sound-and-marine-monitoring/eyes-over-puget-sound

River & stream water quality monitoring

We monitor water quality at nearly 100 river and stream stations throughout the state.

https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/water-quality-monitoring

Active groundwater studies

We conduct groundwater studies for long- and short-term projects. Learn about our active studies.

https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index

River and stream flow monitoring

We report the amount of water flowing through Washington’s rivers and streams using graphs and maps.

https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/flow-monitoring

Find groundwater publications

Map and text-based methods for searching for groundwater-related reports for Washington.

https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/find-groundwater-publications

Data products & reports

See example data products, get access to data, and view reports and presentations.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/data-products

State, County, and Watershed Maps for Washington

We have created various GIS maps for public download.

https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/maps

Freshwater fish contaminant monitoring

We analyze freshwater fish for various toxic chemicals.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/freshwater-fish-contaminant-monitoring

Grays Harbor County BEACH report

Learn about beaches sampled for bacteria levels in Grays Harbor County in the summer of 2023.

https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/grays-harbor-county

Henderson Inlet effectiveness monitoring

Our monitoring work in Henderson Inlet shows how local projects reduced fecal coliform in water.

https://ecology.wa.gov/research-data/monitoring-assessment/water-quality-improvement-effectiveness-monitoring/henderson-inlet

Island County annual BEACH report

Learn about the four beaches sampled for bacteria in Island County in the summer of 2023.

https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/island-county

GIS Applications

Find a list of GIS applications at Ecology.

https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/applications

Monitoring for lead in lakes & streams

We monitor temporal changes in the lead levels of rivers and streams in the state.

https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/lead-monitoring

Coastal Monitoring & Analysis Program projects

Learn about coastal mapping and monitoring projects around Puget Sound and Pacific coast.

https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects