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.

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RecycleHotlineSearches20152016

Calls and web searches to the 1-800-RECYCLE hotline.

https://ecology.wa.gov/recyclehotlinesearches20152016

List of Businesses Participating in Product Replacement Programs

List of businesses participating in our product replacement programs.

https://ecology.wa.gov/prp-businesses

TPA PI Calendar 2017-2018

TRI-PARTY AGREEMENT AGENCIES - PUBLIC INVOLVEMENT CALENDAR – Fall/Winter 2017-2018

https://ecology.wa.gov/tpa-pi-calendar-2017-2018

Synopsis of Vessel Activities Webinar

PowerPoint presentation for the Synopsis of Vessel Activities Webinar

https://ecology.wa.gov/synopsis-of-vessel-activities-webinar-slides

Solid waste facilities list

This is Ecology's list of active solid waste facilities in Washington.

https://ecology.wa.gov/solid-waste-facilities-list

WasteCharacterization2015-16

Washington's 2015-2016 waste characterization study samples landfills from across the state to estimate overall solid waste composition.

https://ecology.wa.gov/washington-waste-characterization-2015-2016

WasteCharacterization2020-2021

Washington's 2020-2021 waste characterization study samples landfills from across the state to estimate overall solid waste composition.

https://ecology.wa.gov/washington-waste-characterization-2020-2021

Waste Imported and Exported - WA

https://ecology.wa.gov/waste-imported-and-exported-wa

Water Quality Combined Funding - SFY 2022 Draft Offer List

This publication provides information about the annual Water Quality Combined Funding cycle and specifically the draft version of who is projected to be given funding for State Fiscal Year 2022.

https://ecology.wa.gov/sfy-2022-draft-offer-list-excel-version-water-qu

TotalCompostedProduced-AltChart

This spreadsheet contains data on the amount of material composted in Washington, as well as the amount of compost produced in the state.

https://ecology.wa.gov/totalcompostedproduced-altchart

Water Quality Combined Funding SFY2019 Final Offer List

List of funded and unfunded projects seeking grant and loan funding in the State Fiscal Year 2019 cycle of the Water Quality Combined funding program.

https://ecology.wa.gov/wqc-fy19-final-offer-list-excel-version

Tipping Fees Map 2023

This map show landfill tipping fees by county in Washington.

https://ecology.wa.gov/tipping-fees-map-2023

Tipping Fees Data 2023

This spreadsheet lists tipping fees in Washington by county.

https://ecology.wa.gov/tipping-fees-data-2023

WasteGenerationAndRecovery-2021

This is Solid Waste Managment's public dataset covering waste generation, recycling, and recovery quantities in 2021.

https://ecology.wa.gov/wastegenerationandrecovery-2021-updated-3-19-24

Washington State Climate Resilience Strategy Public Comment Draft

This draft public comment period details how to provide comments and feedback on the Climate Resilience Strategy.

https://ecology.wa.gov/public-comment-draft

Solid Waste Facilities

This is Ecology's list of active solid waste facilities in Washington.

https://ecology.wa.gov/solid-waste-facilities

WA Composted Materials 2023

This is Solid Waste Management's list of Washington compost facilities and the types of materials they accept.

https://ecology.wa.gov/wa-composted-materials-2023

Solid waste & recycling data

View data on solid waste collection and recycling in Washington.

https://ecology.wa.gov/research-data/data-resources/solid-waste-recycling-data

GIS Data

Ecology's authoritative GIS data layers are available for download.

https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/data

Washington State Hydrography Dataset Program

Mapping surface waters in Washington.

https://ecology.wa.gov/research-data/data-resources/geographic-information-systems-gis/hydrography-program-washd