Research & Data - Washington State Department of Ecology

Cleaning Hanford's Groundwater

Brochure explaining groundwater contamination at Hanford

https://ecology.wa.gov/cleaning-hanford-s-groundwater

Cleanup Rule (WAC 173-340) exploratory rulemaking: 2018 comments

This document contains comments received from the public during the Exploratory Rulemaking process, from February 15 through May 11, 2018. These include comments provided through the online eComment system, by mail, by email, and on comment cards at the April 3rd listening session.

https://ecology.wa.gov/cleanuprulemakingexprulemakingcommentsthru051118

Clarification on Class 5 UIC well practices from EPA

Read EPA's clarification on which stormwater infiltration practices/technologies we may regulate as a Class 5 UIC well

https://ecology.wa.gov/class5wellepamemo

Conditional “No Exposure” Exemption Focus Sheet

Facilities with “no exposure” of industrial materials and activities to rain, snow, snowmelt, and/or runoff can apply for an exemption from coverage under the permit; this is called a Conditional No Exposure (CNE) exemption. This focus sheet explains that exemption.

https://ecology.wa.gov/cne-focus-sheet

Collection Events under the E-Cycle Washington Program

This document answers frequently asked questions regarding collection events for the E-Cycle Washington program.

https://ecology.wa.gov/collectioneventsfaq12-09-08

Ecology Water Quality Clean Watershed Needs Survey (CWNS) Program On-Site Sewage Systems Survey Instructions and Forms

https://ecology.wa.gov/clean-watershed-needs-survey-cwns-on-site-sewage

Comments from the public (WAC 173-442; WAC 173-441) 07/21/16

These are comments from the public.

https://ecology.wa.gov/comments-from-the-public-wac-173-442;-wac-173-441

Ecology Water Quality Clean Watershed Needs Survey (CWNS) Program Overview for 2012

https://ecology.wa.gov/clean-watershed-needs-survey-cwns-program-overvi

Ecology Water Quality Clean Watershed Needs Survey (CWNS) Program Small Communities Survey Form 2012

https://ecology.wa.gov/clean-watershed-needs-survey-cwns-small-communit

Clima Cover

Letter verifying that ClimaCover All Weather Protective Systems can be used as an alternative to sandbags in stormwater control.

https://ecology.wa.gov/climacover

Interceptor ClimaCover

Ecology finds ClimaCover Interceptor Dike is equivalent to BMP C200 Interceptor Dam. The specifications for the check dam system must adhere to the specifications listed in this letter.

https://ecology.wa.gov/climacoverinterceptordikefea

Columbia River Temperature TMDL Comment

Ecology's comment letter on EPA's Temperature TMDL for the Columbia and Snake Rivers

https://ecology.wa.gov/columbia-river-tmdl-comment

Cle Elum Approved SMP August 2016

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

https://ecology.wa.gov/cle-elum-approved-smp-august-2016

Colfax Approved SMP November 2016

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

https://ecology.wa.gov/colfax-approved-smp-november-2016

Columbia County Approved SMP March 2017

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

https://ecology.wa.gov/columbia-county-approved-smp-march-2017

Columbia County Shoreline Environmental Designation Map

Shoreline Environment Designation maps, which are overlays on local zoning

https://ecology.wa.gov/columbia-county-shoreline-environmental-designatio

Annual Report for Coast Seafoods

Annual report reviewing 2017 annual report for zostera japonica controls in Willapa Bay for Coast Seafoods.

https://ecology.wa.gov/coast-3011-annual-report

Draft Climate Resilience Engagement Plan

This is the Draft Climate Resilience Engagement Plan.

https://ecology.wa.gov/climate-resilience-strategy-draft

Climate Resilience Strategy Engagement Plan

This Engagement Plan supports Ecology in our efforts to develop an updated statewide Climate Resilience Strategy.

https://ecology.wa.gov/climate-resilience-strategy-engagement-plan-final