Lower South Platte River Study

• Contractor Name: Colorado Water Conservation Board
• Loan Projects - Doc Type: Feasibility Study

ILower South Platte River Study
Colorado Water Conservation Board
IDecember 2001
4.5.3 Water Bank/Interruptible Supply 4-27
I4.6 Preliminary Screening of Plan Elements 4-27
Section 5 — Formulation of Alternative Plans 5-1
I 5.1 Overview of Water Development Objectives 5-1
5.2 Viable Storage Options 5-3
5.3 Potential Combination Alternatives 5-4
I 5.4 Potential "Stand-Alone" Projects 5-8
5.5 Comparison of Alternatives 5-9
5.5.1 Cost Comparison 5-9
I 5.5.2 Wetlands and 404 Permitting 5-10
5.6 Implementation Schedule Considerations 5-16
I Section 6—Assessment of Financial and Institutional Issues 6-1,
6.1 Overview 6-1
6.2 Financial Assessment 6-2
I6.3 Institutional Considerations 6-3
Section 7 — Primary Conclusions and Recommendations 7-1
I 7.1 Conclusions 7-1
7.2 Recommendations 7-5
•
Section 8 - References 8-1
List of Tables
Table ES-1 Cost of Potential Surface Storage Projects
I Tables 2-1 Estimated Water Availability at North Sterling Canal Headgate
Table 2-2 Estimated Water Availability at Harmony Ditch No. 1 Headgate
Table 2-3 Estimated Water Availability at Peterson Ditch Headgate
ITable 2-4 North Sterling Inlet and Outlet Canal System Monthly Feasible
Diversion
I Table 2-5
Table 2-6 Harmony Ditch No. 1 Monthly Feasible Diversion
Peterson Ditch Monthly Feasible Diversion
Table 3-1 Overview of Permitting Requirements
I Table 4-1 Potential Surface Storage Sites
Table 4-2 Cost of Potential Surface Storage Projects
Table 4-3 (sh. 1) Scoring of Alternatives for Coarse Screening(Base Case)
ITable 4-3 (sh. 2) Scoring of Alternatives for Coarse Screening(Sensitivity 1)
Table 4-3 (sh. 3) Scoring of Alternatives for Coarse Screening(Sensitivity 2)
Table 4-4 Reconnaissance-Level Opinion of Probable Project Cost(Ovid Dam and
IReservoir(5,770 AF))
Table 4-5 Reconnaissance-Level Opinion of Probable Project Cost(Sedgwick
IDam and Reservoir(2,230 AF))
GEI Consultants, Inc. ii 01002 Dec 2001 Lower South Platte River Study