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.

See more about this collection...
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
Rivers & streams temperature monitoring
We collect data on the temperature of rivers and streams across the state.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/River-stream-monitoring/Temperature-monitoring
Freshwater Information Network
monitor water quality at nearly 100 river and stream stations throughout the state to understand the health of waterways.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Water-quality-monitoring-statewide-network
Water Quality Assessment (303(d)/305(b) list)
Look up water quality assessments by listingdetails, status, location, TMDL project or EIM identifier.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Water-Quality-Assessment-(303(d)-305(b)-list)
Aquatic Plant and Algae Management
(SAW account required)
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Aquatic-Plant-and-Algae-Management
Flow Monitoring Network
Look up nearly real-time streamflow and water quality data
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Flow-Monitoring-Network
Certified Erosion & Sediment Control Lead (CESCL)
Look up information about individuals who have completed CESCL training, including expiration dates.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Certified-Erosion-Sediment-Control-Lead-(CESCL)
Water Quality Permitting Portal (WQWebPortal)
(SAW account required)
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Water-Quality-Permitting-Portal-(WQWebPortal)
Water Quality Atlas - map look-up tool
Map for looking-up water quality data, including standards and outfalls.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Water-Quality-Atlas-map-look-up-tool
Water Quality Permitting and Reporting Information System (PARIS)
This is a database that houses water quality permits, inspections, enforcements, discharge monitoring data, violations and permit triggers, and other permit documents.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/water-quality-permit-database-PARIS
River & Stream Water Quality - Temperature Monitoring Network
A map-based application showing our continuous temperature water quality monitoring network for rivers and streams. Temperature data is gathered from loggers at various stations July through September.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/River-Stream-Water-Quality-Temperature-Monitor
Manning's n calculator
An Excel/VBA program to calculate Manning's n (or depth) from cross-section data for trapezoidal or rectangular channels based on equation 14.32 in Chapra's Surface water quality modeling textbook.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/Manning-s-n-calculator-zip
Saltwater studies - Marine water column data prior to 1989
Zipped Excel spreadsheet explaining the methods, quality, and data before 1989.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/HistoricalWaterColumnData-zip
Ecology Water Quality Funded Activity Projects Zip File of ArcReader Map Layer for 12 Digit HUC Lookup
Description for the Ecology Water Quality Funded Activity Projects Zip File of ArcReader Map Layer for 12 Digit HUC Lookup
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/ArcReader-Map-Layer-for-12-digit-HUCs-zipfile
River & stream thermal infrared image viewer
We conducted temperature surveys of 39 rivers in 2003 - 2004 from small planes equipped with cameras and infrared sensors. The resulting images show warm and cold spots in the river systems. Choose a river by basin in the drop-down menu on the left to scroll through the images in the map on the right.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/River-Stream-thermal-infrared-image-viewer
East Fork Lewis River Partnership
Addressing water quality impairments in the East Fork Lewis River watershed through collaborative work with government entities, non-profits and private industry.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/East-Fork-Lewis-River-Partnership
Electronic Signature Account for WQWebDMR
An Electronic Signature Account lets you sign and submit your electronic DMR from your computer. Your electronic signature serves as your written signature.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/WQ-archive/Electronic-Signature-Account
Long-term marine water column data
Long-term marine water column data, since 1999, in EIM, the Environmental Information Management application.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/Marine-water-column-data
Water quality permit database (PARIS) – Enforcements
Search water quality permits for enforcement actions.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/PARIS-enforcements
Deschutes River
Publication index: documents about water quality in the Deschutes River and Budd Inlet
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Deschutes-River
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