WSP06539

• File Number: 8220.100.50
• Description: CRSP - Power Issues
• Basin: Colorado Mainstem
• Date: 1/1/1983
• Author: West. Sys. Coord. Co
• Title: Western Systems Coordinating Council Ten-Year Coordinated Plan Summary 1983- 1992
• Water Supply Pro - Doc Type: Publication

30 I
TABLE 18
ESTIMATED FIRM PEAK LOADS, RESOURCES I
AND RESERVES 1983 - 1992
ROCKY MOUNTAIN POWER AREA
SUfotIER PEAK ADVERSE HYDRO CONDITIONS I
1983 1984 1985 1986 1987 1988 1989 1990 1991 1992
Month JUL JUL JUL JUL JUL JUL JUL JUL JUL JUL I
FInn Load - MW 5596 5848 6109 6491 6777 7146 7475 7753 8024 8317
Growth from Previous Yr. - ~ 4.2 4.5 4.5 6.3 4.4 5.4 4.6 3.7 3.5 3.7
Generation = Transfers - HW 7941 8635 8846 8982 9080 9128 9627 9688 9700 10054 I
Maint./lnoperable Cap. -MW 185 34 34 34 34 34 34 109 34 34
Reserve Capability
MW 2160 2753 2703 2457 2269 1948 2118 1826 1642 1703 I
Percent of Finn Load 38.6 47.1 44.2 37.9 33.5 27.3 28.3 23.6 20.5 20.5
Average Annual Summer Compound Growth Rate (1982-1992) - 4.5t
WINTER PEAK ADVERSE HYDRO CONDITIONS I
83-84 84-85 85-86 ~ 87-88 88-89 89-90 90-91 91-92 1992
Month JAN JAN JAN JAN JAN JAN JAN JAN JAN DEC I
FInn Load - MW 5477 5724 6024 6415 6780 7072 7476 7706 8008 8236
Growth from Previous Yr. - t 3.4 4.5 5.2 6.5 5.7 4.3 5.7 3.1 3.9 2.8
Generation t Transfers - MW 8495 8922 8999 9163 9244 9248 9812 9824 9820 10507 I
Maint./lnoperable Cap. -MW 276 336 214 345 230 337 457 283 246 336
Reserve Capability
MW 2742 2862 2761 2403 2234 1839 1879 1835 1566 1935 I
Percent of Firm Load 50.1 50.0 45.8 37.5 32.9 26.0 25.1 23.8 19.6 23.5
Average Annual Winter Compound Growth Rate (1982-1992) - 4.5S
J
TA8LE 19 J
SUMMARY OF GENERATION ADDITIONS
ROCKY MOUNTAIN POWER AREA 1
(WINTER CAPA81LITY - MW)
Percent
10 Yr. of 1
Generation Type 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 Period Total
Hydro - Conventional 0 0 26 19 12 0 2 0 0 0 59' 2.7
Hydro - Pumped Storage 106 lOa 0 0 0 0 0 0 0 0 206' 9.4
Steam - Coal 0 650 0 0 0 0 485 0 0 700 1835' 83.5 J
Steam - Gas & Oil -18 65 0 0 0 0 0 -8 -17 0 22 1.0
Nuclear 0 0 0 75 0 0 0 0 0 0 75 3.4
Combustion Turbine 0 0 0 0 0 0 0 0 0 0 0 .0 ]
Combined Cycl. 0 0 0 0 0 0 0 0 0 0 0 .0
Geothenral 0 0 0 0 0 0 0 0 0 0 0 .0
Internal Combustion 0 0 0 0 0 0 0 0 0 0 0 .0 1
Cogeneration 0 0 0 0 0 0 0 0 0 0 0 .0
Other 0 0 0 0 0 0 .-..Q. 0 0 .-..Q. 0 ~
Total 88 815 26 94 12 0 487 -8 -17 700 2197 100.0 l
, See following page for a summary of significant generation additions.
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