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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Withdrawal Notice (WAC 173-201A) 9/11/2012

This is the withdrawn rulemaking announcement (CR 101) for WAC 173-201A Water quality standards for surface waters of the state of Washington.

https://ecology.wa.gov/withdrawal-notice-wac-173-201a-9-11-2012

Standard Plan for Recycling

This document describes the standard plan for recycling covered electronic products through the E-Cycle WA program.

https://ecology.wa.gov/standardplanbasedocument

Winery Permit Preliminary Draft

This is the 2017 Preliminary Draft of the Winery General Permit for Washington state.

https://ecology.wa.gov/winery-permit-preliminary-draft

Winery Permit Preliminary Draft Fact Sheet

This is the fact sheet for the 2017 Preliminary Draft of the Winery General Permit for Washington state.

https://ecology.wa.gov/winery-permit-preliminary-draft-fact-sheet

WMMFA 2019 Collection Report

This report contains the year-to-date 2019 collection data of covered electronic products for the E-Cycle Washington program.

https://ecology.wa.gov/wmmfa-ytd-collection-report-2019

WMMFA December 2017 Report

This document includes updated CEP collection data for the E-Cycle Washington program.

https://ecology.wa.gov/wmmfa-november-2017-report

WMMFA October 2017 CEP Collection Data

This document includes CEP collection data for the E-Cycle Washington program.

https://ecology.wa.gov/wmmfa-october-2017-cep-collection-data

Notice to Withdraw Rulemaking (WAC 173-400) 04/01/19

This is the notice to withdraw rulemaking for Chapter 173-400 WAC, General Regulations for Air Pollution Sources.

https://ecology.wa.gov/withdrawal-notice-wac-173-400-04-01-19

Withdrawal letter (WSR 16-06-072) 02/26/16

This the withdrawal notice for the original CR-102 filed on January 5, 2016.

https://ecology.wa.gov/withdrawal-letter-wsr-16-06-072-02-26-16

WMMFA YTD Collection Report 2018

This report contains the year to date 2018 collection data of covered electronic products for the E-Cycle Washington program.

https://ecology.wa.gov/wmmfa-ytd-collection-report-2018

Withdrawal Notice (WAC 173-219) Dec. 23, 2015

Withdrawal Notice for Proposal Notice Continuance filed on Aug. 17, 2015 and Proposal Notice filed on June 22, 2015

https://ecology.wa.gov/withdrawal-notice-wac-173-219-12-23-15

Notice to Withdraw Rulemaking and Immediately Refile (WAC 173-455; 173-400) 04/18/18

This is the notice to withdraw the earlier announcement to expand the scope of the rulemaking.

https://ecology.wa.gov/withdrawrefile-wac173-455;wac173-400-041818

Wilson Creek Approved SMP March 2015