Research & Data

Ecology provides the high-quality science that is microscope iconthe 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.

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Research & Data

Ecology provides the high-quality science that is microscope iconthe 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.

See more about this collection...
Washington Air Quality Advisory
The Washington Air Quality Advisory (WAQA) tells you when air quality is healthy or unhealthy.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Washington-Air-Quality-Advisory
Measuring bluff erosion in ​Clallam County
​We collected scientific data about bluff-backed Dungeness and Elwha beaches and spits to measure erosion.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Coastal-monitoring-assessment/Projects/Clallam-County-bluffs
​Shoalwater Bay berm monitoring
We monitored the Willapa Bay shoreline to assess how a flood-protection berm changed over time.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Coastal-monitoring-assessment/Projects/Shoalwater-Bay-berm-monitoring
Puget Sound feeder bluffs
Protecting the cliffs that feed Puget Sound beaches with sand and the beaches that depend on them.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Coastal-monitoring-assessment/Projects/Puget-Sound-feeder-bluff
Soos Creek SAP Appendix 1: 7-DADMAX thermal record graphs
7-DADMAX thermal record graphs for Soos Creek Watershed Temperature and DO TMDL Study and Analysis Plan, Appendix 1
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/TMDLs/Soos-Creek-SAP-Appendix-1-7-DADMAX-thermal-record
Soos Creek SAP Appendix 2: Historical dissolved oxygen data
Historical dissolved oxygen data
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/TMDLs/Soos-Creek-SAP-Appendix-2-Historical-dissolved-ox
Soos Creek SAP Appendix 3: Discharge, water temperature, air temperature graphs
Discharge, water temperature, air temperature graphs
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/TMDLs/Soos-Creek-SAP-Appendix-3-Discharge,-water-temper
Water Quality Fiscal Year 2013 - 2015 Biennium Outcomes Report
2 year report on Water Quality projects funded by Ecology, covering Fiscal Years 2013 through 2015
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Gen-Resources/Fiscal-Year-2013-2015-Biennium-Outcomes-Report-f
Clean Watershed Needs Survey - Calendar year 2018 Overview
This document provides an overview of the calendar year 2018 cycle of the Clean Watershed Needs Survey process for reviewing state watersheds to make a list of their water issues and needs
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Gen-Resources/CWNS-CY2018-Overview
2019 Ambient Air Monitoring Network Plan
This report describes Washington's air monitoring network and how Ecology will operate its air quality monitoring stations in the next year.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Air-quality/Air-quality-monitoring-network/20190515AirMonitoringNetworkPlan
Verification of Continued Attainment in Limited Maintenance Areas
This document summarizes the calculations for verification of continued attainment of National Ambient Air Quality Standards (NAAQS) in Washington's Limited Maintenance Areas.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Air-quality/Air-quality-monitoring-network/20190515Verification
Ecology Water Quality Funded Aquatic Invasive Plants Grant Project Offer List for Fiscal Year 2021
List of applicants who were offered grants/loan through Ecology's Water Quality Funded Aquatic Invasive Plants Grant Project for Fiscal Year 2021
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Grants-and-Loans/Aquatic-Inv-Plant-Prgm/FY2021-Aquatic-Invasive-Plant-Grants-Offer-List
Policy 1-11 Easy-To-Read Bacteria Criteria Revisions
Easy to read version of water quality Policy 1-11 proposed bacteria criteria revisions for public comment
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Water-improvement/Policy-1-11-Draft-Bacteria-Criteria-Revisions
Frequently Asked Questions: Policy 1-11 Bacteria Criteria Revision
Frequently asked questions about the bacteria criteria revisions to water quality Policy 1-11
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Water-quality/Water-improvement/Frequently-Asked-Questions-Policy-1-11-Bacteria-Cr
Air Quality data for Intalco Storymap
A table showing the number of days in each Air Quality Index category near Intalco
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Air-quality/Research-Data/20200414-IntalcoStorymap
Ecology comments to EPA on proposed ozone NAAQS standard
Comments submitted to EPA on the agency's proposed ozone standards.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Air-quality/Air-quality-targets/20200929-Ecology-ozone-NAAQS-comments
Washington Total Annual Emissions
bar chart shoring Washington greenhouse gases the past decade
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/2011-2018_GHG-BarChart-Alt
Tracking Washington Greenhouse Gases
Chart showing past emissions and future greenhouse gas limits set by the Legislature.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/20201221-ghg-actual-projections_ALT
Washington 2018 Greenhouse Gas Contributors by Percent
Pie chart showing 2018 Washington greenhouse gas contributors by percent
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Climate-change/Reducing-carbon-pollution/20201228-GHGpiechart-2018-ALT
MNA Plain Text
Monitored natural attenuation (MNA) process at the Boeing Auburn site
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Contamination-cleanup/Cleanup-sites/Boeing-Auburn/MNA-PlainText
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