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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Pend Oreille County request for ECY SEPA lead

Pend Oreille County Commissioners' letter requesting Ecology take the lead agency role in Environmental review of PacWest Silicon’s proposal

https://ecology.wa.gov/po-county-to-ecy-request-lead-agency-status

SWAC guidance document

An overview of guidance for local Solid Waste Advisory Committees

https://ecology.wa.gov/swac-guidance-document

Washington LightRecycle 2017 Program Plan

This is the 2017 update to Washington's LightRecycle Program Plan.

https://ecology.wa.gov/program-plan-2017

Registered Manufacturers

List of registered paint manufacturers

https://ecology.wa.gov/paint-registered-manufacturers

Registered brands

List of registered paint brands

https://ecology.wa.gov/paint-registered-brands

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

LightRecycle Annual Report 2019

This is the 2019 annual report for Washington's mercury lights program, Washington LightRecycle.

https://ecology.wa.gov/annual-report-2019

LightRecycle Annual Report 2020

This is the 2020 annual report for Washington's mercury lights program, Washington LightRecycle.

https://ecology.wa.gov/annual-report-2020

2023 Local Government Satisfaction Report

This report includes the feedback from local governments about the E-Cycle Washington program's performance in 2023.

https://ecology.wa.gov/local-government-satisfaction-report

EIM submit data

Ecology partners, submit your environmental monitoring data to EIM online.

https://ecology.wa.gov/research-data/data-resources/environmental-information-management-database/eim-submit-data