WSP09277

• File Number: 8441.700
• Description: Colorado Big Thompson Project - Annual Operating Plans
• Basin: South Platte
• Water Division: 1
• Date: 1/1/1998
• Title: Annual Operating Plans - Colorado Big Thompson Project and Western Division System Power Operations - Water Year 1998 Summary of Actual Operations
• Water Supply Pro - Doc Type: Report/Study

PICK-SLOAN UJSSOURI BASIN PROGRAM
WESTERN DMSION WATER AND 'POWER SYSTEM
EASTERN COLORADO AREA OFFICE
"""""""" DIVISION
WVELAND, COLORADO

ANNUAL OPERATING PlAN STuDIES OF GREEN MOUNTAIN RESERVOIR FOR WATER YEAR 1998

WATER at 1000 ACFIE.-fEET .., .., ENERGY IN GWH
INI.OR
TOTAL OCT NOY DEC JAN FE8 ....R APR MAY JUN JUL AUG SEP
MOST PROBABLE RESERVOIR INFLOW
UndepJeted Inflow 386.4 14.5 12.' 12.0 9.2 7.3 9.3 17.2 67" 121.2 66A '2.2- 17.0
Est. DePletion by Cities of
Colo. Springs and Denver 36.4 -1.$ ~1.0 ~1.2 -1.8 -9.1 -1.9 0.' 13.6 32.0 7.' 0.2 ~1.1
Depleted Inflow "0.0 15.8 13.5 13.2 11.0 16.4 11.2 16.7 54.0 89.2 "'9 '2.0 18.1
Total Release 348.5 25.' Z4.5 25.' 25.2- 22.8 25.3 21;4 23.' 33.4 55.5 32.. 34.0
End of Month Content 138.2 128.3 1.11~1 104.9 90.7 84.3 70.0 ".0 95.0 150.0 152.. 151.5 135,0
Generation 67.8 5.1 4.9 4.9 4.7 4.1 4.3 3.. 4.1 ... 11.1 ..8 7.1
(Does not Include Estimated Power Interference of 7.. GWH)

REASONABLE MINIMUM RESERVOIR INFLOW
Undepleted Inflow 246.9 14.5 12.' 12.0 9.2 7.3 9.3 15.1 50.1 54.. 28.4 20.8 13.1
Es1. Depletion by Cities of
Colo. Springs and Denver .8.2 0.4 .... -<l.S ".1 ".4 -M 0.' 29.1 36.8 3.1 0.0 0.0
Depleted Inflow 178.7 14.1 13.1 12.5 9.' 7.7 9.4 14.6 21.0 17.8 25.3 20.8 13.1
Total Relea8e 232.7 22.7 22.0 22.7 22.7 20.' 22.8 '.1 3.7 3.6 4.' 14.8 67..
End of Month Content 138,2 129.2 120,1 109.8 9.A 83.6 70.0 19.2 ".0 109.5 129.6 135.0 80.0
Generation 44.4 ... 4.4 4.4 4.3 3.7 3.9 0.9 0.7 0.7 8.' 3.0 12.9
(Does not Include estimated Power Irderf8rence of 14.3 GWH)

REASONABLE MAXIMUM RESERVOIR INFLOW
Undepleted Inflow 558.8 14.5 12.' 12.0 9.2- 7.3 9.3 17.2 78.4 178.3 131.5 63.4 25.2
Est. DepletIon by Cities Of
Colo. Springs and Denver -24.5 -1.3 -1.0 ~1.2 -1.8 ".1 -1.9 0.0 0.0 0.0 0.0 -s.2- -3.0
Depleted Inflow 583.3 15-8 13.' 13.2 11.0 1... 11.2 17.2 78.4 178,3 131.5 88.8 28.2
T__ 572.3 25.3 24.5 25.3 25.2- 22.8 25.3 31.9 93.1 95.7 "'9 70.2 34.1
End of Month Content 138.2- 128.3 111.1 104.9 90.7 84.3 70.0 55.0 40.0 122.0 153.8 151.5 145.0
Generation 104.3 5.1 4.' 4.9 4.7 4.1 4.3 5.1 13.9 16.6 18.6 14.9 7.2
(Does not inclUde estimated Power Interference of -s.1 GWH)

19GIOO

TABLE 2