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...
NDZ supplemental letter requested by EPA
This is the letter requested of Ecology regarding the NDZ petition.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Puget-Sound/No-discharge-zone/EPALetterVesselPumpoutAvailabilityOct2016-pdf
Effectiveness monitoring for water quality
Our scientists study the effectiveness of projects to protect and improve water quality.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Water-quality-improvement-effectiveness-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
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
Puget Sound Tide Model
A research tool programmed in Python by David Finlayson for predicting the tides of the Sound. The model was originally developed by Lavelle et al. (1988) at NOAA PMEL and subsequently updated by H. Mofjeld to include the full suite of standard tidal constituents.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/Puget-Sound-Tide-Model-zip
Budd Inlet
Publication index: documents and posters related to water quality in Budd Inlet
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/Budd-Inlet
Salish Sea Model
Publication index: documents and posters about the Salish Sea Model
https://ecology.wa.gov/Asset-Collections/Link-Assets/Research-Data/Salish-Sea-Model
CR-101 Form (WAC 173-228) 07/05/17
This is a rulemaking announcement (CR-101) for WAC 173-228 Vessel Sewage No Discharge Zones
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC173-228_-17-02/CR-101-Form-(WAC-173-228)-07-05-17
Rulemaking Proposal (WAC 173-228) 10/04/17
This is a rulemaking proposal (CR-102) for WAC 173-228 Sewage No Discharge Zones
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC173-228_-17-02/Rulemaking-Proposal-(WAC-173-228)-10-04-17
Rulemaking Proposed Language (WAC 173-228) 10/04/17
This is proposed rule language for WAC 173-228 Sewage No Discharge Zones
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC173-228_-17-02/Rulemaking-Proposed-Language-(WAC-173-228)-10-04-1
Rulemaking Draft Citation List (WAC 173-228) 10/04/17
This is the draft citation list for WAC 173-228 Vessel Sewage No Discharge Zones
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC173-228_-17-02/Rulemaking-Draft-Citation-List-(WAC-173-228)-10-04
2016 MOU with final amendment
This is the memorandum of understanding regulating cruise ship waste discharge.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Puget-Sound/Helping-Puget-Sound/2016MOUAmendment
Car washing poster English
Washington Waters Ours to Protect car washing poster English
https://ecology.wa.gov/Asset-Collections/Doc-Assets/About-Us/Get-Involved/What-you-can-do/Washington-waters,-ours-to-protect/Car-washing/Car-washing-poster-English
Eyes Over Puget Sound - Latest
Surface conditions of Puget Sound - high-resolution aerial photo observations with data from our monthly monitoring stations and en route ferry transects.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Research-Data/Monitoring-Assessment/Saltwater-studies/Eyes-Over-Puget-Sound
Commercial Vessel Sewage Pumpout Options
List of commercial vessel sewage pumpout options
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Puget-Sound/No-discharge-zone/Commercial-Vessel-Sewage-Pumpout-Options
Wastewater testing
Whole effluent toxicity testing ensures wastewater does not harm aquatic life.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Wastewater-testing
Coastal zone mapping & erosion monitoring
We survey Washington's coastlines to monitor coastal erosion and track sediment movement over time.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/Coastal-monitoring-assessment
BEACH annual report
See our annual county-by-county report on bacterial levels at saltwater swimming beaches for 2019.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/BEACH-annual-report
Monitoring watersheds for salmonids
Does salmon habitat restoration work? Our Intensively Monitored Watersheds program aims to find out.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/River-stream-monitoring/Intensively-monitored-watersheds
Modeling the environment
Computer models mathematically represent part of the environment to predict potential changes.
https://ecology.wa.gov/Research-Data/Data-resources/Models-spreadsheets/Modeling-the-environment
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