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.
Licensed Tire Handlers
A list of Washington businesses licensed to store and/or transport waste tires.
https://ecology.wa.gov/licensedtirehandlers
List of Businesses Participating in Product Replacement Programs
List of businesses participating in our product replacement programs.
https://ecology.wa.gov/prp-businesses
Licensed Tire Handlers
A PDF file of companies licensed to haul waste tires in Washington state.
https://ecology.wa.gov/tiretransporterlist
Transcript: 30 Years of Toxics Reduction and Pollution Prevention
Transcript of the audio blog, "30 Years of Toxics Reduction and Pollution Prevention"
https://ecology.wa.gov/20220105-30-years-of-p2-transcript
Ecology Organic Waste Reduction Hierarchy
A text version of the organics waste reduction hierarchy pyramid created by the Washington Department of Ecology to assist businesses and residents in efficiently managing organic wastes.
https://ecology.wa.gov/ecologyorganicsreductionhierarchy
Carnival Splendor inspection report
This document is the wastewater inspection report for Carnival Splendor Cruise Line.
https://ecology.wa.gov/carnival-splendor-inspection-report
Rulemaking Announcement (WAC 173-337) 11/17/21
This is a rulemaking announcement (CR-101) for WAC 173-337 Safer Products Restrictions and Reporting
https://ecology.wa.gov/rulemaking-announcement-wac-173-337-11-17-21
Silver Muse, SilverSea Cruises inspection report
This document is the wastewater discharges inspection report for Silver Muse, SilverSea Cruises Line.
https://ecology.wa.gov/silver-muse-silversea-cruises-inspection-report
Rulemaking Proposal WAC 173-350 01/23/18
This is the information the agency filed with the Office of the Code Reviser on January 23, 2018 to formally propose amendments to Chapter 173-350 WAC - Solid Waste Handling Standards
https://ecology.wa.gov/rulemaking-proposal-wac-173-350-01-23-18
Rulemaking Adoption Notice (WAC 173-337) 05/31/23
This is a rulemaking adoption (CR-103) for WAC 173-337 Safer Products Restrictions and Reporting
https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-337
Pharmaceutical waste regulations webinar
PDF version of the Pharmaceutical Waste Regulations webinar conducted by Ecology's health care team January 2021
https://ecology.wa.gov/webinar-pharmawaste-slides-2021
Mercury Switch Removal Program Invoice Form (PDF)
Invoice form for mercury switches
https://ecology.wa.gov/mercury-switch-removal-program-invoice-form
Mercury Switch Removal Program: Vehicle Recycler Sign-up Form (PDF)
Fill out this form to sign up for the mercury switch removal program
https://ecology.wa.gov/mercury-switch-removal-program-vehicle-recycler-s
WSR 23-19-066 Commerical airport restrictions
WSR 23-19-066 requires commercial airports in Washington procure non-PFAS firefighting agents by 2025.
https://ecology.wa.gov/wsr-23-19-066
Rulemaking Announcement (WAC 173-337) 12/08/23
This is a rulemaking announcement (CR-101) for WAC 173-337 Safer Products Restrictions and Reporting.
https://ecology.wa.gov/rulemaking-announcement-wac-173-337-12-06-23
PCB petition to EPA
Letter from Ecology to the EPA petitioning to reduce allowable PCBs in consumer products.
https://ecology.wa.gov/pcb-petition-to-epa
Lithium-ion battery management under Chapter 173-303 WAC, Dangerous Waste Regulations
This memo clarifies how businesses can safely manage lithium-ion batteries as universal waste under the Dangerous Waste Regulations.
https://ecology.wa.gov/memo-lithium-ion-batteries
Aug 14 webinar slides
This is the presentation for the Cycle 1.5 webinar conducted on Aug. 14, 2024
https://ecology.wa.gov/webinar-presentation-aug-14
SPWA Sept 25 webinar materials
This is the PowerPoint presentation for the webinar conducted on Sept. 25, 2024 for WAC 173-339.
https://ecology.wa.gov/sept-25-webinar-materials
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