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Image caption: FIGURE 18 Cost Comparision - Seasonal Pumped-Storage with Alternatives
Image details: Emery Cr Lower Deadman Patterson Ridge Goose Flats Upper Limit Combined Cycle Combustion Turbine Lower Limit ANNUAL COST - $/KW - YEAR... |
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2. If off-peak energy for pumping were not always available, a seasonal plant could generate for an extended period of time without intermittent pumping. An example would be during a typical winter "cold snap" which usually lasts one to two...
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months, the reservoir would normally be full, or at least near full and at a stable elevation, and this would be beneficial for recreation. During the winter months, however, the reservoir would be drawn down, but this would have very little...
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Image caption: Pumped-Storage on mainstem Columbia River, Mid-Columbia Subregion. Example of using existing Bonneville pool for a lower reservoir: Burdoin Mountain (549) view looking westerly.
Image details: UPPER RESERVOIR BURDOIN MTN.... |
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SELECTED SITES
The site inventory described on the preceding pages has determined conclusively that the region has a substantial potential for the development of pumped-storage hydropower. The next stage is to identify some of the projects which...
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TABLE 4
SITES GIVEN ADDITIONAL INVESTIGATION
(All Weekly Cycle)
SITE NO. LOCATION
CAPACITY MW
INV COST
Min.
Size
$/KW Max. Size
Daily Prairie 509 Nooksack R. WA 1- 4,000 191 141
Calligan Lake 1/ 430 N.F. Snoqualmie R. WA 1-...
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SUMMARY OF SELECTED SITES
Following is a summary of the seven weekly cycle sites listed in Table 5. Goose Flats, a seasonal pumped-storage site, is shown on Table 3. The Appendix contains more detailed discussions of these sites, together with...
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TABLE 5
EVALUATION OF A FEW SELECTED PUMPED-STORAGE SITES 4/
No.
Site
Plant Capacity MW
Invest 1/ Cost $/KW
Capacity 2/
Cost $/KW-Yr
B/C3/ Ratio
Buster Creek 592 1,000 211 14.40 2.3
6,000 164 11.20 2.8...
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Indian Rapids. The Indian Rapids site (No. 564) is located adjacent to the Columbia River just east of the mouth of the John Day River (Subregion 7E). The upper reservoir would be located on a bluff, about 1000 feet above Lake Umatilla, the...
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Image caption: Pumped-Storage site using existing reservoir as the lower pool, Detroit Lake, Willamette Subregion: Tumble Lake (34) view looking easterly.
Image details: UPPER RESERVOIR (TUMBLE LAKE) POWER UNDERGROUND POWERPLANT DETROIT... |
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Goose Flats (Seasonal). This site is located adjacent to the Columbia River in the Upper Columbia Subregion (2A) of Washington. Development of the site would inundate the existing Goose Lake for the upper reservoir, and Rufus Woods Lake (Chief...
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Seasonal pumped-storage does not appear as attractive as weekly cycle pumped-storage for a source of peaking power. However, seasonal storage can provide multi-purpose uses. Further feasibility study of seasonal pumped-storage is required to...
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Image caption: Potential pumped-storage site on Clackamas River, Willamette Subregion: Cottonwood Meadows (39) view looking west.
Image details: POWER TUNNEL UNDERGROUND POWERPLANT LOWER RESERVOIR UPPER RESERVOIR OAK GROVE FORK,... |
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LIST OF POTENTIAL PUMPED-STORAGE SITES IN THE PACIFIC NORTHWEST
Table 6 Table 6
JUL 75 COST $/KW $/KWYR
AREA ACRES UPPER LOWER
LAC DSGNTN
STORAGE AC FT
NC CO-ORDINATES LOWER RESERVOIR
DRAWDOWN FT UPPER LOWER
PENSTOCK
FT
DISC...
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Table 6
NO SITE NAME
JUL 75 COST 1/KW $/KWYR
AREA ACRES UPPER LOWER
LAND DSGNTN
STORAGE AC FT
CO—ORDINATES
LOWER RESERVOIR
DRAWDOWN FT UPPER LOWER
PENSTOCK
FT
DISCH CFS
NC
SIZE MW
HEAD FT
1B Clark Fork—Pend...
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Table 6
NC SITE NAME
JUL 75 COST */KW $/KWYR
AREA ACRES UPPER LOWER
LANG DSGNTN
STORAGE AC FT
DRAWDOWN FT UPPER LOWER
PENSTOCK
FT
NC CO—ORDINATES LOWER RESERVOIR
DISCH CFS
SIZE MW
HEAD FT
270 COLCHUCK 1000 1700 221...
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393 SCHAEFER CREEK 1000 2760 168 11.5 130 750 WA 5900 393 N47 58.0 W120 50.0 NEW CHIWAWA RIVER 50 10 9400 5000
3000 135 9.2 180 940 17700
125 25 14600
372 SEATONS GROVE 1000 1310 185 12.6 200 **** IR 12600 372 N48 2.0 W118 55.0 EXIST LAKE...
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2C Methow Basin
65 BROMAS CREEK 1000 2800 200 13.6 120 1170 5700 65 N48 40.0 W120 6.0 NEW CHEWACK RIVER 60 15 11300 4900
66 FALLS CREEK #2 1000 1700 171 11.7 190 610 9400 66 N48 42.0 W120 12.5 NEW CHEWACK RIVER 75 20 7200 8100
6000 119...
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5 MIDDLE SNAKE SUBREGION ( See Figure 23 )
5A Boise—Payette Basin
308 BIG FIDDLER 1000 1180 180 12.3 260 930 14000 308 K43 31.5 W115 43.5 NEW BOISE RIVER SF 85 15 5800 11700
2000 154 10.5 370 950 27000 125 20 22500
386 DRY BUCK I000 1600...
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642 DIVIDE CREEK 1000 1460 197 13.4 170 430 WSR 11400 642 N45 52.0 W116 44.0 NEW SALMON RIVER 75 65 4900 9400
2000 154 10.5 200 590 23100 100 65 18700
160 HALEY RIDGE 1000 343C 2C8 14.1 90 2380 PA 4800 16C N45 11.7 W116 38.6 EXIST HELLS...
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138 ECHO LAKE#2 1000 2200 226 15.3 120 170 WA 7500 138 N45 7.0 W117 27.0 NEW MINAM RIVER 75 55 19100 6200
2000 227 15.2 200 240 14200 80 8C 11800
122 FRANCES LAKE#1 1000 2410 174 11.8 220 210 WA 6800 122 N45 18.0 W117 21.7 NEW LOSTINE RIVER 40...
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SUBREGION 7 MID-COLUMBIA
( See Figure 25 )
7A Walla Walla Basin
84 BIG MEADOWS 1000 2210 226 15.2 300 140 7500 84 N45 55.2 W118 6.5 NEW MILL CREEK 30 75 20100 6200
82 COTTONWOOD CREEK NI 1000 1490 230 15.6 230 200 11100 82 N45 58.2 W118...
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188 CANT 1000 1770 216 14.7 280 190 WSR 9600 188 N45 3.0 W121 3.0 NEW DESCHUTES RIVER 15 30 9700 8000
2000 2C5 13.8 340 600 18700 60 55 15500
226 DRY CANYON #2 1000 770 276 18.7 490 560 21500 226 N44 38.7 W121 12.0 EXIST LAKE SIMTUSTUS 55 40...
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8 LOWER COLUMBIA SUBREGION (
See Figure 25 )
8A Columbia main Stem Basin
44 CATHIAMET 1000 1490 184 12.6 170 **** 11200 44 N46 11.0 W123 18.5 EXIST COLUMBIA RIVER 65 1 5400 9200
52 DUNCAN CREEK #1 1000 2190 200 13.6 160 ****...
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9B McKenzie Basin
12 COW SWAMP 1000 1490 187 12.8 290 200 WA 11500 12 N43 56.6 W1.21 58.5 NEW MCKENZIE RIVER SF 50 80 7200 9200
13 DEADHORSE GRADE 1000 1170 238 16.1 610 210 WA 14800 13 N44 12.0 W121 52.5 NEW LINTON LAKE 75 80 11700 11700...
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