PUB00047

• Year: 2000
• Title: SECWD/Arkansas Basin Preferred Storage Options Plan Final Draft Report
• Author: GEI Consultants, Inc
• Description: SECWD/Arkansas Basin Preferred Storage Options Plan Final Draft Report
• Publications - Doc Type: Water Resource Studies

Final Draft - Preferred Storage Options Plan
Southeastern Colorado Water Conservancy District
June 8, 2000

3.3.4.2 Implementation Costs............................. 3-14
3.3.5 New Storage Reservoirs ................................. 3-14
3.4 Water System Modeling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
3.5 Formulation of Potential Storage Plans ........................... 3-27

4.0 EVALUATION OF ALTERNATIVE STORAGE PLANS. . . . . . . . . . . . . . . . . . 4-1
4.1 Water Supply Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.2 Stream Flow and Water Quality Impacts ........................... 4-2
4.3 Environmental Issues .......................................... 4-5
4.4 Cultural Resource Issues. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
4.5 Socio-Economic Issues. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
4.6 Permitting and Regulatory Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10

4.7 Costs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
4.8 Summary of Evaluation .......................................4-14

5.0 DESCRIPTION OF THE PREFERRED STORAGE OPTIONS PLAN ........ 5-1
5.1 Phase 1: Fry-Ark Project Re-operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
5.1.1 M&I Re-operation Storage Contracts .. . . . . . . . . . . . . . . . . . . . . . . 5-2
5.1.2 Agricultural Interests in Re-operation . . . . . . . . . . . . . . . . . . . . . . . . 5-3
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5.1.4 Development Cost and Timeline . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
5.1.5 Contribution of Re-operation to Total Storage Need. . . . . . . . . . . . 5-6
5.1.6 Conditions for Re-operation ............................... 5-7
5.2 Phase 2: Additional Reservoir Storage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
5.2.1 Enlargement of Existing Storage Facilities. . . . . . . . . . . . . . . . . . . 5-10
5.2.2 _8.11ocation and Operation of New Storage Space. . . . . . . . . . . . . . 5-11
5.2.3 Institutional Requirements ............................... 5-13
5.2.4 Development Costs and Timeline .. . . . . . . . . . . . . . . . . . . . . . . . . 5-13
5.2.5 Implementation and Potential Staging Plan .................. 5-15
5.3 Financing Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18
5.3.1 DevelopmentlO&M Fund. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-20
5.3.2 Other Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21

6.0 RECOMMENDATIONS TO THE ENTERPRISE BOARD ................. 6-1

Iv. GEl Consultants, Inc.

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