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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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
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
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
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
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
Railroad Creek monitoring
Our scientists are studying how mine remediation affects aquatic life uses along Railroad Creek.
https://ecology.wa.gov/research-data/monitoring-assessment/water-quality-improvement-effectiveness-monitoring/railroad-creek
Monitoring Puget Sound from ferries
We installed sensors on passenger ferries as a cost-effective way of collecting water quality data.
https://ecology.wa.gov/research-data/monitoring-assessment/puget-sound-and-marine-monitoring/monitoring-puget-sound-from-ferries
Marine algae & plankton
Marine algae blooms are overgrowths of plankton. They can look like a spill in the water.
https://ecology.wa.gov/research-data/monitoring-assessment/puget-sound-and-marine-monitoring/marine-algae-plankton
Black Lake Grocery groundwater monitoring
We monitor groundwater for petroleum hydrocarbons at the Black Lake Grocery site.
https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index/black-lake-grocery
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
Estimating nitrate groundwater impacts
We developed a method to estimate groundwater nitrate impacts from nutrients and fertilizers.
https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index/nitrates-and-groundwater-quality-tool
Shelton Laundry groundwater monitoring
We measure volatile organic compounds from monitoring wells at the Shelton Laundry & Cleaners site.
https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index/shelton-laundry
Yakima Railroad Area groundwater performance monitoring
We're monitoring legacy pollution in central Yakima and Union Gap to measure cleanup effectiveness.
https://ecology.wa.gov/research-data/monitoring-assessment/groundwater-quality-assessment/active-studies-index/yakima-rail
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
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
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
Island County annual BEACH report
Learn about the four beaches sampled for bacteria in Island County in the summer of 2022.
https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/island-county
Mercury in fish tissue
We monitor mercury levels in freshwater fish throughout Washington.
https://ecology.wa.gov/research-data/monitoring-assessment/toxics-monitoring/mercury-in-fish-tissue
Skagit County annual BEACH report
We sampled Bay View State Park beach in Skagit County in the summer of 2022.
https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/skagit-county
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