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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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

Online tool: Freshwater Information Network

We 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

Online tool: Water Quality Assessment (303(d)/305(b) list)

Look up water quality assessments by listing details, 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

Online tool: Aquatic Plant and Algae Management (login required)

This database is for permit coverages to control aquatic plants, algae, or phosphorous using chemicals that are put directly into surface water like lakes or streams.

https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Aquatic-Plant-and-Algae-Management

Online tool: 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

Online tool: Water Quality Permitting Portal (WQWebPortal) - login required

(SAW account required)

https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Water-Quality-Permitting-Portal-WQWebPortal

Map look-up tool:Water Quality Atlas - map look-up tool

Use this map to find water quality data, including standards and outfalls.

https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Water-Quality-Atlas-map-look-up-tool

Online 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

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

Online tool: 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

Publication index: Deschutes River

List of links to documents about water quality in the Deschutes River and Budd Inlet

https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Deschutes-River

Publication index: Lakes information

List of links to documents related to water quality in lakes

https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Lakes

Publication index: Lower Duwamish River

List of links to documents and posters related to the Lower Duwamish River

https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Lower-Duwamish-River

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