C153659 Final Report

• Contract/PO #: C153659
• Contractor Name: Metropolitan Water Supply Investigation
• Contract Type: Loan
• Loan Projects - Doc Type: Report

Metropolitan Water Supply Investigation Table of Contents
LIST OF FIGURES
Figure 1 South Platte River Basin Water Supply Service and Source Regions 16
Figure 2: Major Service Areas of Major Water Providers in the Metro Denver Area 22
Figure 3: Existing Municipal & Industrial Water Supply, South Platte Basin of Colorado 25
Figure 4: Denver Water's Near-Term Strategy 36
Figure 5: Denver's Unused Divertible Supplies South Platte and Blue Rivers Near-Term
Scenario 44
Figure 6: Available Flows, South Platte River Below Denver 47_
Figure 7: Map of Denver Basin Aquifers 49
Figure 8: Map of Beebe Draw Aquifer 51
Figure 9: Blue River Below Dillon Reservoir 60
Figure 10: Conjunctive Use Scenario 9 Effects on Dillon Reservoir Contents 62
Figure 11: Conjunctive Use Scenario 9 Effects on Cheesman/11 Mile Reservoir Contents 62
Figure 12: Conjunctive Use Scenario 10 Effects on Dillon Reservoir Contents 63
Figure 13: Conjunctive Use Scenario 10 Effects on Cheesman/11 Mile Reservoir Contents 63
Figure 14: Relationships Between Various Temporary Transfer Arrangements 92
Figure 15: Sub-Basins of the Northern Front Range Region 106
Figure 16: Future Mix of Water Management Strategies, Metro Denver Area 135
LIST OF TABLES
Table 1: Denver Water Contract Obligations 23
Table 2: Existing Municipal Water Use in the South Platte Basin (1996 Demand Conditions)
29
Table 3: Future Water Supply Plans for South Platte Basin Municipal Water Providers 34
Table 4: Results of No-Borrowing, No-Recharge Scenarios 56
Table 5: Results of With-Borrowing Scenarios 58
Table 6: Metro Denver Area Reusable Supplies and Return Flows (Acre-Feet Per Year) 74
Table 7: Summary of Effluent Reuse Plans (Acre-Feet Per year) 79
Table 8: Results of Phase III Exchange Potential Analysis 83
Table 9: Summary of Interruptible Supply Arrangement Studies and Implementations 95
Table 10 (Maximum Option Price Which A Municipality Can Pay and Still Benefit Over
Purchasing the Water Right) (1988 $/AF) 105
Table 11: Estimate of Gross Supply Potential for Interruptible Supply Arrangements by Sub-
Basin 107
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Prepared for the Colorado Water Conservation Board,Colorado Department of Natural Resources by
Hydrosphere Resource Consultants,1002 Walnut Street,Suite 200,Boulder,CO 80302