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.
Transcript of the "Is your dry cleaner still using toxic PERC?" audio blog
Fifty dry cleaning businesses across the state have now switched from using toxic perchloroethylene (PERC) to a less toxic alternative since 2019. However, approximately 60 PERC-using businesses are still operating, prompting Ecology to redouble its efforts to eliminate the hazardous chemical from use.
https://ecology.wa.gov/20210820-perc-audio-transcript
Transcript of the "Helping your community help small businesses" audio blog
The Pollution Prevention Assistance program (PPA) helps businesses and organizations partner with local authorities to ensure they're effectively and efficiently meeting all their obligations.
https://ecology.wa.gov/20210820-ppa-audio-transcript
Transcript of the "Replacing toxic products with safer alternatives" audio blog
The vast majority of chemicals that seep into peoples' bodies and the environment come not from factories or treatment facilities, but from the very products and services people buy and use every day.
https://ecology.wa.gov/20210820-prp-audio-transcript
Draft-EIS-Process
Steps in the state environmental review process for a draft EIS
https://ecology.wa.gov/draft-eis-process
Goldendale-Energy-Storage-Project-Draft-EIS-Open-House
Read the online open house for the Goldendale Energy Storage Project draft Environmental Impact Statement.
https://ecology.wa.gov/goldendale-energy-draft-eis-open-house
Washington compost facilities and material types 2017
This is a spreadsheet listing Washington's composting facilities, the types of material they accept, and the quantities they handle.
https://ecology.wa.gov/washington-compost-facilities-and-material-types-2
LightRecycle Annual Report 2015
This is the 2015 annual report for Washington's mercury lights program, Washington LightRecycle.
https://ecology.wa.gov/annual-report-2015
LightRecycle Annual Report 2016
This is the 2016 annual report for Washington's mercury lights program, Washington LightRecycle.
https://ecology.wa.gov/annual-report-2016
LightRecycle Annual Report 2017
This is the 2017 annual report for Washington's mercury lights program, Washington LightRecycle.
https://ecology.wa.gov/annual-report-2017
LightRecycle Annual Report 2018
This is the 2018 annual report for Washington's mercury lights program, Washington LightRecycle.
https://ecology.wa.gov/annual-report-2018
Rulemaking Proposal (WAC 173-350) 1/23/18
This is a rulemaking proposal (CR-102) for WAC 173-350 Solid Waste Handling Standards
https://ecology.wa.gov/rulemaking-proposal-wac-173-350-1-23-18
Rulemaking proposed language (WAC 173-350) 1/23/18
This is proposed rule language for WAC 173-350 Solid Waste Handling Standards.
https://ecology.wa.gov/rulemaking-proposed-language-wac-173-350-1-23-18
Goldendale Energy Draft EIS June 28, 2022 hearing transcript
Transcript of the second hearing on the Goldendale Energy Storage Project draft EIS
https://ecology.wa.gov/goldendale-energy-draft-eis-hearing-2-transcript
Goldendale Energy Draft EIS June 30, 2022 hearing transcript
Transcript of the third hearing on the Goldendale Energy Storage Project draft EIS
https://ecology.wa.gov/goldendale-energy-draft-eis-hearing-3-transcript
Waste 2 Resources Advisory Committee Roster
Current membership roster for the Waste 2 Resources Advisory Committee
https://ecology.wa.gov/w2racmembership
AFFF interactive DEIS plain text
This is the plain text version of the AFFF DEIS.
https://ecology.wa.gov/afff-interactive-deis-plain-text
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