PUB00053

• Year: 1999
• Title: Metropolitian Water Supply Investigation Final Report
• Author: Hydrosphere Resource Consultants
• Description: Metropolitian Water Supply Investigation Final Report
• Publications - Doc Type: Water Resource Studies

Ml"lit<m W"a S'pply In"~tig"''"

Table of Contents

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FigUre I South Platte River Basin Water Supply Service and Source Regions .......................16
Figl'rre 2: Major Service Areas of Major Water Providers in the Metro Denver Area ............ 22
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Figure 3: Existing Municipal & Industrial Water Supply, South Platte Basin of Colorado ...25
Figure 4: Denver Water's Near- Tenn Strategy.,.................,..........................,.........,.............. 36
Figure 5: Denver's Unused Divertible Supplies South Platte and Blue Rivers Near-Tenn

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/II 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/II 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 FIGURES

LIST OF TABLES

Table I: Denver Water Contract Obligations ..........,........,......................................................23
Table 2: Existing Municipal Water Use in the South Platte Basin (1996 Demand Conditions)

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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

IV

Prepared for the Colorado Water Conservation Board, Colorado Department of Natural Resources by
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