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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Composted materials by facility

This spreadsheet lists Washington's compost facilities and the types of materials they process.

https://ecology.wa.gov/composting-facilities-and-materials

A User's Guide to Compost

The Beauty of Your Lawn & Garden Blossoms from the Soil

https://ecology.wa.gov/compostusersguide

ERO Youth Application

An application for a crew member position for the Ecology Youth Corps' 2022 summer youth crews.

https://ecology.wa.gov/ero-youth-application

2023 PPG Awards

This is Ecology's list of 2023 – 2025 Public Participation Grants awards.

https://ecology.wa.gov/2023-awards

Plaza Cleaners groundwater monitoring

We monitor groundwater for volatile organic compounds at the Plaza Cleaners Lakewood site.

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

Shelton Laundry groundwater monitoring

We measure volatile organic compounds from monitoring wells at the Shelton Laundry site.

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

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

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

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

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

Toxics monitoring in consumer products

We design studies to test for toxic chemicals in consumer products.

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

Island County BEACH report

Learn about beaches sampled for bacteria levels in Island County in the summer of 2024.

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

Skagit County BEACH report

Learn about beaches sampled for bacteria levels in Skagit County in the summer of 2024.

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

Clallam County BEACH report

Learn about beaches sampled for bacteria levels in Clallam County in the summer of 2024.

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

Grays Harbor County BEACH report

Learn about beaches sampled for bacteria levels in Grays Harbor County in the summer of 2024.

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

Jefferson County BEACH report

Learn about beaches sampled for bacteria levels in Jefferson County in the summer of 2024.

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

King County BEACH report

Learn about beaches sampled for bacteria levels in King County in the summer of 2024.

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

Pierce County BEACH report

Learn about beaches sampled for bacteria levels in Pierce County in the summer of 2024.

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