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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Rule Advisory Meeting Presentation

PowerPoint slides from the Rule Advisory Meeting Presentation.

https://ecology.wa.gov/rule-advisory-meeting-presentation

Rule Agenda for July - December 2023

2023 Department of Ecology Rules Agenda

https://ecology.wa.gov/effie-bolinger

Cleanup Rule comments received from the public, Ecology staff, and AGO (2009-2018)

This July 2019 document compiles the Cleanup Rule comments received from the public, Ecology staff and Office of the Attorney General from 2009 through 2018.

https://ecology.wa.gov/cleanup-rule-comments-received-2009-2018-july-201

Rule Agenda for July - December 2017

https://ecology.wa.gov/rule-agenda-for-july-december-2017

Plan Holder Implementation Guidance

Rule implementation doc_Plan Holder Implementation Guidance

https://ecology.wa.gov/rule-implementation

Rule Advisory Committee Meeting - April 14, 2022 Notes Summary

Rule Advisory Committee Meeting Notes Summary

https://ecology.wa.gov/ruleadvisorycommitteemtgnotes4-14-22

Rosemere vs. Ecology & Clark County - Pollution Control Hearings Board Ruling - Jan. 5, 2011

The Pollution Control Hearings Board (PCHB) issued a ruling on Jan. 5, 2011 that the Agreed Order #7273 entered in between Ecology and Clark County is unlawful.

https://ecology.wa.gov/rosemerevecy_clarkcopchbrulingjanuary52011

Rubberform trackout mat

Letter about use of Rubberform Trackout Mat.

https://ecology.wa.gov/rubberform-trackout-mat

Aquatic Invasive Species Management General Permit Response to Comments

Response to Comments for the Aquatic Invasive Species Management General Permit.

https://ecology.wa.gov/rtc08082016

Rosalia Restoration Plan Chapter 4-5

This plan describes opportunities to restore ecological functions.

https://ecology.wa.gov/rosalia-restoration-plan-chapter-4-5

Rosalia Restoration Plan Chapter 6-9

This plan describes opportunities to restore ecological functions.

https://ecology.wa.gov/rosalia-restoration-plan-chapter-6-9

Rosalia Restoration Plan Table of Contents

Table of Contents for the Rosalia Restoration Plan

https://ecology.wa.gov/rosalia-restoration-plan-table-of-contents

Rosalia Shoreline Analysis

Presents the results of the inventory and characterization of the local jurisdictions Shoreline of the State

https://ecology.wa.gov/rosalia-shoreline-analysis

Rule Advisory Committee Meeting Agenda

This is the agenda for the May 6, 2024 meeting of the Battery Stewardship Rulemaking Advisory Committee.

https://ecology.wa.gov/rule-advisory-committee-meeting-agenda

Rule Advisory Committee Meeting Presentation 5-6-24

This is a presentation for the May 6, 2024 meeting of the Battery Stewardship Rule Advisory Committee.

https://ecology.wa.gov/rule-advisory-committee-meeting-presentation-5-6-24

Rule Advisory Committee Meeting Agenda 6-24-24

This is the agenda for the June 24, 2024 meeting of the Battery Stewardship Rulemaking Advisory Committee.

https://ecology.wa.gov/rule-advisory-committee-meeting-agenda-6-24-24

Rule Advisory Committee Meeting Presentation 6-24-24

This is a presentation for the June 24, 2024 meeting of the Battery Stewardship Rule Advisory Committee.

https://ecology.wa.gov/rule-advisory-committee-meeting-presentation-6-24-24

Rule Agenda for July - December 2024

Rule Agenda for July thru December 2024

https://ecology.wa.gov/rule-agenda-for-july-dec-2024

Rule Advisory Committee Meeting Presentation 9-23-24

This is a presentation for the September 23, 2024 meeting of the Battery Stewardship Rule Advisory Committee.

https://ecology.wa.gov/rule-advisory-committee-meeting-presentation-9-23-24

Rule Advisory Committee Meeting Notes 9-23-24

This document contains the 9-23-24 meeting notes of the Advisory Committee on battery stewardship rulemaking in Washington.

https://ecology.wa.gov/rule-advisory-committee-meeting-notes-9-23-24