WSP11761

• File Number: 8441.400
• Description: Colorado Big Thompson Project - Reports
• State: CO
• Basin: South Platte
• Water Division: 1
• Date: 4/1/1987
• Title: Joint-Use Reservoir and Green Mountain Exchange Projects - Summary Report
• Water Supply Pro - Doc Type: Report/Study

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TABLE S.6

SUMMARY OF YEARLY DEBT SERVICE AND
AVERAGE ANNUAL OPERATING COSTS
($1,000,000)

DEBT 1) POWER OTHER 2) TOTAL COST 3)
FEATURE SERVICE COST COSTS PER YEAR
CAPACITY
RESERVOIR (afl
Wolford Mountain A' 120,000 $ 7.0 $ 0.1 $ 7.1
w/Colo. diversion 4) 120,000 9.8 $0.4 0.2 10.4
Wolford Mountain C 60,000 3.8 0.1 3.9
-, ~ Red Mountain 140,000 14.0 0.2 14.2
: <{ Azure 85,000 12.2 0.1 12.3
c,'-
Wolcott w/diverslon from: 4)
Eagle & Colo. 350,000 54.6 10.8 0.7 66.1
Eagle only 160,000 22.4 3.7 0.4 26.5
Una 150,000 25.8 0.2 26.0
CONVEYANCE FLOW RATE 5)
SYSTEM (af/vr)
12,000 af/mo. 119,000 $17.6 $9.86) $ 0.8 $28.2
113,000 17.6 9.3 6) 0.8 27.7
8,000 af/mo. 87,000 14.7 7.16) 0.7 22.5
81,000 14.7 6.6 6) 0.7 22.0

1)

Annual principal and interest payment on 30-year, 8 percent financing In the amount of the
total Investment cost. Construction costs are Indexed to January, 1986.

2)
3)

Other costs include operating and maintenance labor, supplies and repair costs.

Total cost per year is the sum of yearly debt service, average electrical power and other
operating costs.

4)
5)
6)

Diversion Involves pumping from Colorado R. or Eagle R. or both rivers, as cited.

, Flow rates shown match Average Conveyance System Flow of Table S,8.

Compensation of $340,000 per year for lost revenue from Green Mountain hydropower
included in average annual power costs for the conveyance system.

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