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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CAP Addendum for Olympic View Sanitary Landfill

This is a draft addendum to Olympic View Sanitary Landfill's Cleanup Action Plan (CAP), including revised cleanup levels for arsenic, iron, and manganese..

https://ecology.wa.gov/cap-addendum-for-olympic-view-sanitary-landfill

Carnival Splendor inspection report

This document is the wastewater inspection report for Carnival Splendor Cruise Line.

https://ecology.wa.gov/carnival-splendor-inspection-report

CARA Scoping Detail by Topic

This excel spreadsheet is an easy way to give us feedback by topic for the CARA Guidance Scoping

https://ecology.wa.gov/cara-scoping-detail-by-topic-1

Carbon Intensities Blended Fuels Substitute Pathways (WAC 173-424) 7-15-22

This is a spreadsheet of carbon intensities of blended fuels for substitute pathways, November 17, 2022 version.

https://ecology.wa.gov/carbon-intensities-blended-fuels-substitute-pa-2

Carbon Intensities Blended Fuels Substitute Pathways (WAC 173-424) 7-15-22

This is a spreadsheet of carbon intensities of blended fuels for substitute pathways, July 15, 2022 version.

https://ecology.wa.gov/carbon-intensities-blended-fuels-substitute-pa-1

Carbon Intensities Blended Fuels Substitute Pathways (WAC 173-424) 4-29-22

This is a spreadsheet of carbon intensities of blended fuels for substitute pathways, April 29, 2022 version.

https://ecology.wa.gov/carbon-intensities-blended-fuels-substitute-pathwa

Carbon Intensity Lookup Table (WAC 173-424) 4-26-22

This is a table of carbon intensity values for lookup pathways under Washington Clean Fuels Standard, 4/26/22 version.

https://ecology.wa.gov/carbon-intensity-lookup-table-wac-173-424-4-26-22

Carbon Intensity Lookup Table (WAC 173-424) 03/09/22

This is the 3/9/22 table of carbon intensity lookup and baseline carbon intensity.

https://ecology.wa.gov/draft-carbon-intensity-lookup-table-wac-173-424-03

Carbon Intensity Model Peer Review Report (WAC 173-424) 04/06/22

This is the April 6, 2022 Carbon Intensity Model Peer Review Report for Chapter 173-424 WAC, Clean Fuels Program Rule.

https://ecology.wa.gov/carbon-intensity-model-peer-review-report-wac-173

Car maintance fact sheet WQ

Washington Waters Ours to Protect car maintenance fact sheet WQ

https://ecology.wa.gov/car-maintenance-fact-sheet-wq

Car washing fact sheet English

Washington Waters Ours to Protect car washing fact sheet English

https://ecology.wa.gov/car-washing-fact-sheet-english

Car washing fact sheet Spanish

Washington Waters Ours to Protect car washing fact sheet Spanish

https://ecology.wa.gov/car-washing-fact-sheet-spanish

Car maintenance poster WQ

Washington Waters Ours to Protect car maintenance poster

https://ecology.wa.gov/car-maintenance-poster-wq

Car washing poster English

Washington Waters Ours to Protect car washing poster English

https://ecology.wa.gov/car-washing-poster-english

Car washing poster Spanish

Washington Waters Ours to Protect car washing poster Spanish

https://ecology.wa.gov/car-washing-poster-spanish

Catch basin inspection alternatives

This focus sheet explains the catch basin inspection options in the permits and provides examples.

https://ecology.wa.gov/catch-basin-inspection-alternatives

Carnation Approved SMP June 2012

Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology

https://ecology.wa.gov/carnation-approved-smp-june-2012

Cashmere Approved SMP July 2014

Shoreline Master Program that has been adopted by the local jurisdiction and Approved by Ecology

https://ecology.wa.gov/cashmere-approved-smp-july-2014

Cap and Invest Agency Request Legislation

A PowerPoint on Ecology's proposed agency request legislation for our Cap and Invest Program.

https://ecology.wa.gov/cap-and-invest-agency-request-legislation-ppt

CaptionsLunchNLearn

Captions for WRIA 1 Adjudication Lunch and Learn discussing water right documents

https://ecology.wa.gov/captions-wria-1-lunchnlearn