Documents
Green River Stormwater Retrofit Project

Documents are provided in Adobe Acrobat format.

Project Management Team Meeting, March 22, 2012

• Meeting agenda (75 Kb)
• Meeting notes (76 Kb)
• Target application proposed procedures (148 Kb)
  Criteria for development of BMP's for biological-hydrological indicators (B-IBI) and water quality indicators.
• Basin Scale Bioretention Concept Validation: Newaukum Urban Approaches (1.3 Mb)
  Analysis of BMP scenarios and costs for rainfall and surface runoff storage.
• Analysis of rooftop, road, driveway/parking lot, sidewalk, lawn, pasture/agriculture, and forest areas in WRIA 9 (14 Kb)
  Proposed project to digitize impervious areas from high-resolution orthophotos and field-checks for comparison to data derived from remote sensing.

Workshop presentations, January 26, 2012

• Stakeholder Workshop #2 Meeting Minutes (228 Kb)
• Stakeholder Workshop #2 Overview - Stormwater Retrofit Planning Project for WRIA 9 (1.5 Mb)
  Presentation by Jim Simmonds
• Development of a Stormwater Retrofit Plan for Water Resources Inventory Area (WRIA) 9 and Estimation of Costs for Retrofitting all Developed Lands of Puget Sound (1.2 Mb)
  Presentation by Richard Horner
• SUSTAIN Sub-Basin Scale Pilot Concept (1.4 Mb)
  Presentation by Curtis DeGasperi

Existing Data Review For the Development of a Stormwater Retrofit Plan for Water Resource Inventory Area (WRIA) 9: Historical Flow, Total Suspended Solids, and Turbidity Data, December 2011 (12.4 Mb)

Status Report, Development of Flow and Water Quality Targets, January 5, 2012 (283 Kb)
Development of a Stormwater Retrofit Plan for Water Resources Inventory Area (WRIA) 9 and Estimation of Costs for Retrofitting all Developed Lands of Puget Sound

Meeting minutes, WRIA 9 Retrofit Project Management Team, December 8, 2011 (254 Kb)

Data Report for Field Data Collection for the Development of a Stormwater Retrofit Plan for Water Resources Inventory Area 9, December, 2011 (20 Mb)

Project Management Team meeting summary, May 19, 2011 (252 Kb)

Project workshop summary, April, 2011 (391 Kb)

Project workshop attendees, April 2011 (59 Kb)

Partner agencies, study area map, objectives and schedule (4.5 Mb)
Poster summarizes the who, what, where and why for the Stormwater Retrofit Planning Project for WRIA 9 (Green River).

Project overview (36 Kb)
The steps planned for this project.

Hydrologic Indicators (511 Kb)
Rankings, illustrative graphs and definitions of candidate hydrologic criteria.

Project data collection map (3.5 Mb)
Existing and proposed gage locations within the project area.

SUSTAIN - System for Urban Stormwater Treatment and Analysis INtegration (2.1 Mb)
Descriptive illustration for an ArcGIS-based modeling application designed to help select and strategically place Best Management Practices (BMPs) and Low Impact Development (LID) techniques in urban watersheds.

Water quality indicators (2.4 Mb)
Land use and cover map, graphs and summary of water quality indicators in the project area.

HSPF watershed modeling (2.8 Mb)
Visual description of hydrologic model inputs and products.

Development of Flow and Water Quality Indicators (187 Kb)
April, 2011 status report by Dr. Richard Horner, University of Washington.

Project Work Plan for developing the Stormwater Retrofit Plan for Water Resource Inventory Area (WRIA) 9 (141 Kb)
This plan outlines the project’s purpose; existing conditions; and summary of tasks, participants, components, budget, schedule, location, including approach, anticipated outcomes, deliverables, and products.

Quality Assurance Project Plan (QAPP) for Field Data Collection for the Development of a Stormwater Retrofit Plan for Water Resource Inventory Area (WRIA) 9 (956 Kb)
This plan describes the activities associated with field data collection for developing a Stormwater Retrofit Plan for Water Resource Inventory Area (WRIA) # 9 in King County, Washington. It describes the strategy and methods the project will use to ensure that the project is being managed, developed, and deployed in a sound, reasonable way; and that the project's deliverables are of acceptable quality before they are delivered to the project's clients.

For more information about the Stormwater Retrofit Project, please contact Jim Simmonds, Project Manager, Science and Technical Support Section.