Research & Data - Washington State Department of Ecology

Disadvantaged Business Enterprise (DBE) Program DBE Subcontractor Participation Form

This form gives a DBE subcontractor the opportunity to describe work received and/or report any concerns regarding the EPA-funded project

https://ecology.wa.gov/disadvantaged-business-enterprise-dbe-program-db

Disadvantaged Business Enterprise (DBE) Program DBE Subcontractor Performance Form

This form is intended to capture the DBE subcontractor's description of work to be performed and the price of the work submitted to the prime contractor

https://ecology.wa.gov/disadvantaged-business-enterprise-dbe-progra-1

Disadvantaged Business Enterprise (DBE) Program DBE Subcontractor Utilization Form

This form is intended to capture the prime contractor's actual and/or anticipated use of identified certified DBE subcontractors and the estimated dollar amount of each subcontract

https://ecology.wa.gov/disadvantaged-business-enterprise-dbe-progra-2

Policy 1-11 Public Dialogue Data Used in the Assessment December 2016

This is a review of public dialogue about the issue of data used in the Water Quality Assessment/Policy 1-11 Updates Human Health Criteria Alternatives Proposed by Ecology

https://ecology.wa.gov/datausedissuepaperpolicy1-11

Dioxin Study Technical Memo

This is a PDF file that summarizes well testing results in the Lower Yakima Valley.

https://ecology.wa.gov/dioxin-study-technical-memo

Ecology Water Quality Funded Facility Projects Specification Insert

For Ecology Water Quality Funded Facility Projects, this is the Specification Insert

https://ecology.wa.gov/cwsrf-specification-insert

Ecology Water Quality Funded Facility Projects Specification Insert for Pre Selection Contracts

https://ecology.wa.gov/cwsrf-specification-insert-for-pre-selection-contr

Ecology Water Quality Funded Facility Projects Specification Insert for Service Contracts

https://ecology.wa.gov/cwsrf-specification-insert-for-service-contracts

Ecology Water Quality Funded Facility Projects Davis Bacon Act Guidance

https://ecology.wa.gov/davis-bacon-act-guidance

Ecology Water Quality Grant/Loan Funding Cultural Resources Review Process Flow

https://ecology.wa.gov/cultural-resources-review-process-flow

Ecology Water Quality Funded Facility Projects Davis Bacon Act Memo

https://ecology.wa.gov/davis-bacon-act-memo

Ecology Water Quality Funded Facility Projects DBE Subcontractor Participation Form 6100-2

https://ecology.wa.gov/dbe-subcontractor-participation-form-6100-2

Ecology Water Quality Funded Facility Projects DBE Subcontractor Participation Form 6100-3

https://ecology.wa.gov/dbe-subcontractor-participation-form-6100-3

Ecology Water Quality Funded Facility Projects DBE Subcontractor Participation Form 6100-4

https://ecology.wa.gov/dbe-subcontractor-participation-form-6100-4

Silva Cell Modeling Procedure

Report on using the Western Washington Hydrology Model (Vers. 4.0) to size Silva Cells for stormwater runoff treatment and flow control.

https://ecology.wa.gov/deeprootssilvacellmodelingprocedure

Fact Sheet Addendum with Response to Comments for the CSWGP Modification

Fact Sheet Addendum for the CSWGP Modification dated March 22, 2017 (includes Response to Comments)

https://ecology.wa.gov/cswgpmod2017responsetocomments

Public Workshop PowerPoint Slideshow for 2015 Construction Stormwater Permit Reissuance

The 2015 Construction Stormwater Permit Reissuance Public Workshop PowerPoint Slideshow explains the process, schedule, and proposed changes to the permit.

https://ecology.wa.gov/cswgppblcwrkshp2015

2010 Construction Stormwater General Permit

This is the previous Construction Stormwater General Permit, effective from January 1, 2011 to December 31, 2015.

https://ecology.wa.gov/cswgppermit120110

2010 Construction Stormwater General Permit Response to Comments

Response to Comments on the 2010 Construction Stormwater General Permit reissuance.

https://ecology.wa.gov/cswgpresponse120110

Diamond Track Environmental Trackout Mat

Letter that determined to be functionally equivalent to BMP C105: Stabilized Construction Entrance

https://ecology.wa.gov/diamond-track-environmental-trackout-mat