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.

See more about this collection...

Rule Advisory Meeting Presentation

PowerPoint slides from the Rule Advisory Meeting Presentation.

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

School Awards Application Form

Application form for the Waste Not WA School Awards

https://ecology.wa.gov/school-awards-application-form

Licensed Tire Handlers

A PDF file of companies licensed to haul waste tires in Washington state.

https://ecology.wa.gov/tiretransporterlist

Rulemaking Announcement WAC 173-331 12/02/15

This is a rulemaking announcement (CR-101) for WAC 173-331 Vehicle Battery Recycling

https://ecology.wa.gov/rulemaking-announcement-wac-173-331-12-02-15

Vader-biosolids-site-plan

This document maps the site associated with a proposal by the Vader Wastewater Treatment Plant to remove biosolids from their facility for land application.

https://ecology.wa.gov/vader-biosolids-site-plan

Vader-biosolids-spill-plan

This document describes the spill prevention and response plan for Vader Wastewater Treatment Plant's biosolids proposal.

https://ecology.wa.gov/vader-biosolids-spill-prevention-and-response

Rulemaking Adoption Notice (WAC 173-910) 08/23/16

This is a rulemaking adoption (CR-103) for WAC 173-910 Mecury-Containing Lights Product Stewardship Program.

https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-910-08-24-16

Rulemaking Announcement (WAC 173-910) 07/22/15

This is a rulemaking announcement (CR-101) for WAC 173-910 Mercury-Containing Lights Product Stewardship Program

https://ecology.wa.gov/rulemaking-announcement-wac-173-910-07-22-15

Vader-draft-agreed-order

This draft agreed order would allow the Vader Wastewater Treatment Plant to remove biosolids for land application.

https://ecology.wa.gov/vader-draft-agreed-order

SWRO Youth Application

An application for a crew member position for the Ecology Youth Corps' 2022 summer youth crews.

https://ecology.wa.gov/swro-youth-application

Vader-added-conditions

This documents lists additional and more stringent conditions to a draft agreed order for the Vader Wastewater Treatment Facility.

https://ecology.wa.gov/vader-draft-agreed-order-added-conditions

Rulemaking Proposal (WAC 173-910) 03/10/16

This is a rulemaking proposal (CR-102) for WAC 173-910 Mercury-Containing Lights Product Stewardship Program.

https://ecology.wa.gov/rulemaking-proposal-wac-173-910-03-10-16

Rulemaking proposed language (WAC 173-910) 03/10/16

This is proposed rule language for WAC 173-910 Mercury Containing Lights product Stewardship Program.

https://ecology.wa.gov/rulemaking-proposed-language-wac-173-910-03-10-1

Vader-sampling-analysis

This document describes the sampling and analysis planned for the removal of biosolids from the Vader Wastewater Treatment Plant.

https://ecology.wa.gov/vader-sampling-and-analysis-plan

TV Recycling

Graphic with TVs and E-Cycle Washington information.

https://ecology.wa.gov/tv-recycling

SEPA - Determination of Non-Significance (WAC 173-910) 03/10/16

This is the SEPA Determination of Non-significants (DNS) for the rulemaking for WAC 173-910 Mercury-Containing Lights Product Stewardship Program.

https://ecology.wa.gov/sepa-determination-of-non-significance-wac-173

SEPA Checklist and DNS (WAC 173-350) 01/23/18

This is the environmental checklist and determination of nonsignificance for proposed rulemaking on WAC 173-350 - 01/23/18

https://ecology.wa.gov/sepa-checklist-and-dns-wac-173-350-01-23-18

Rulemaking-Announcement

A Preproposal Statement of Inquiry, announcing the beginning of an Ecology rulemaking on recycled content for plastic containers.

https://ecology.wa.gov/rulemaking-announcement-wac-173-925

Solid Waste Facilities

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

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

SEPA determination of nonsignificance

This document is a determination of nonsignificance (DNS) in which Ecology has determined the proposed biosolids general permit will not have a probable significant adverse impact on the environment.

https://ecology.wa.gov/sepa-determination-of-nonsignificance-26201b433614b0478c7dbc8114f0a4ba