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.
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
Watershed health monitoring
We monitor the regional health of rivers and streams in watersheds throughout the state.
https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health
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
Watershed health sampling schedules
See when our crews will be collecting data on the health of watersheds at sites across the state.
https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health/sampling-schedules
KeepingYourBeachClean
An infographic with tips on how to keep your beach clean.
https://ecology.wa.gov/beach-infographic-print-version
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
Thurston County annual BEACH report
We sampled two beaches in Thurston County for bacteria in the summer of 2023.
https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report/thurston-county
ROD ROD BENT 17-03 July 17 2018
A Report of Decision from the Benton County Water Conservancy Board
https://ecology.wa.gov/rod-rod-bent-17-03-july-17-2018
7Q10 for High Flows on the Columbia/Snake Rivers
Guidelines for arriving at 7Q10 for dissolved gas standards.
https://ecology.wa.gov/7q10forhighflows
StevensCountyWaterBankProposal
Summary of Water Bank Proposal put forth by Stevens County
https://ecology.wa.gov/water-bank-proposal-summary-stevens-county
Online tool: Water use reporting (login required)
Review your metering account and submit your metering data (log-in required).
https://ecology.wa.gov/water-use-reporting
Aquatic Species Restoration Plan Research and Studies
The ASRP is a science-based plan to restore and enhance aquatic species habitat in the Chahalis Basin.
https://ecology.wa.gov/research-data/scientific-reports/asrp-research
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
Rulemaking Proposal Extension (WAC 173-201A) 7/11/24
This is a rulemaking proposal extension (CR-102 C) for WAC 173-201A Water Quality Standards for Surface Waters of the State of Washington
https://ecology.wa.gov/rulemaking-proposal-extension-wac-173-201a-7-11-24
Ecology Water Quality Stormwater Grants of Regional or Statewide Significance (GROSS) Program Guidance
Guidance for applying for Ecology Water Quality Stormwater Grants of Regional or Statewide Significance (GROSS) grants
https://ecology.wa.gov/stormwater-gross-grants-prgm-guidance
Field Nutrient Budget Template
Template for submitting CAFO annual reports
https://ecology.wa.gov/field-nutrient-budget-template
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