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.
2020-21 Project Awards: Chehalis River Basin Aquatic Species Restoration Plan
Descriptive list of state grant awards for aquatic habitat restoration projects in the Chehalis Basin
https://ecology.wa.gov/2020-21-asrp-project-list
Revised Diesel Engine Exhaust Particulate Matter Health Risk Assessment Report Quincy, Washington
This report is a final health risk assessment (HRA) of diesel particles from some Quincy data centers.
https://ecology.wa.gov/20180806healthdieseldatacenter
2020 SO2 attainment recommendation for Chelan and Douglas counties
Ecology's recommendation to EPA that the agency find Chelan and Douglas counties to be in attainment for sulfur dioxide air pollution.
https://ecology.wa.gov/20200716-ecologyso2attainmentrecommendationdouglas
Yakima Air Wintertime Nitrate Study
A study about high nitrate levels in Yakima's winter air.
https://ecology.wa.gov/yakimaairwinterstudyreport
2021 Areas of Concern map
2021 map showing areas of concern for criteria pollutants
https://ecology.wa.gov/20210806-aoc-map-alt
Chapter 4H Lab Control Log
WASTE TREATMENT AND IMMOBILIZATION PLANT CHAPTER 4H ANALYTICAL LABORATORY (LAB) CHANGE CONTROL LOG
https://ecology.wa.gov/chapter-4h
Attachment 1: Ecology permitting conditions
HANFORD AIR OPERATING PERMIT, PERMIT NO. 00-05-006 RENEWAL 3 ATTACHMENT 1
https://ecology.wa.gov/attachment-1-ecology-permitting-conditions
Chapter 6A Inspection Plan
WASTE TREATMENT AND IMMOBILIZATION PLANT CHAPTER 6A INSPECTION PLAN CHANGE CONTROL LOG
https://ecology.wa.gov/chapter-6a
Chapter 8 Personnel Training
WASTE TREATMENT AND IMMOBILIZATION PLANT CHAPTER 8 PERSONNEL TRAINING CHANGE CONTROL LOG
https://ecology.wa.gov/chapter-8
Attachment 3: BCAA permitting conditions
HANFORD SITE AIR OPERATING PERMIT NO. 00-05-006 RENEWAL 3 ATTACHMENT 3
https://ecology.wa.gov/attachment-3-bcaa-permitting-conditions
Watershed health — Northeast update
River and stream habitat in the Northeast region shows improving conditions.
https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health/regional-reports/northeast
Watershed health — Puget Sound Region update
River and stream habitat in the Puget Sound Region shows variable conditions.
https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health/regional-reports/puget-sound
Watershed health — Snake River update
River and stream habitat in the Snake River Region shows variable conditions.
https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health/regional-reports/snake-river
Watershed health — Upper Columbia update
River and stream habitat in the Snake River Region shows mostly good conditions.
https://ecology.wa.gov/research-data/monitoring-assessment/river-stream-monitoring/habitat-monitoring/watershed-health/regional-reports/upper-columbia
Puget Sound feeder bluff mapping
We map the feeder bluffs that feed Puget Sound beaches with sand to understand and protect them.
https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects/puget-sound-feeder-bluff/puget-sound-feeder-bluff-mapping
BEACH annual report
See our annual county-by-county report on bacterial levels at saltwater swimming beaches for 2023.
https://ecology.wa.gov/research-data/monitoring-assessment/beach-annual-report
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
Mapping Puget Sound bluffs and beaches
We collect topographic data about Puget Sound beaches and bluffs.
https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects/mapping-puget-sound-bluffs-and-beaches
Coastal monitoring & analysis projects
Learn about coastal mapping and monitoring projects around Puget Sound and Pacific coast.
https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/projects
Data collection methods
We collect beach topography and nearshore bathymetry data using GNSS, boat-based lidar, sonar, and UAS.
https://ecology.wa.gov/research-data/monitoring-assessment/coastal-monitoring-assessment/data-collection-methods
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