DEC
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ACTIVE % OF % OF
STATION - CODE CAPACITY 2010 CAPACITY AVG AVG
--------------------------- ------ ------ --- ------ ---
HGH-AF-HUNGRY HORSE DAM & R 2981.20 2447.79H 82 2139.09 114
CMO-AF-COMO DAM AND LAKE ON 35.10 9.20V 26 8.79 105
Yakima River Basin
CLE-AF-CLE ELUM LAKE, WA 436.90 144.99O 33 230.20R 63
KAC-AF-KACHESS LAKE, WA 239.00 129.82O 54 159.10 82
KEE-AF-KEECHELUS LAKE, WA 157.80 69.82O 44 83.00 84
RIM-AF-TIETON DAM & RIMROCK 198.00 75.45O 38 102.10 74
BUM-AF-BUMPING LAKE, WA 33.70 12.87O 38 6.20R 208
Columbia Basin
GCL-AF-GRAND COULEE DAM & F 5185.45 4656.33V 90 4547.90 102
BNK-AF-BANKS LAKE NR GRAND 715.00 652.42V 91 592.58 110
POT-AF-O'SULLIVAN DAM & POT 332.20 **** *** 208.01 ***
Okanogan River Basin
CCR-AF-CONCONULLY DAM & RES 13.00 **** *** 6.36 ***
CCL-AF-SALMON LK DAM & CONC 10.50 **** *** 8.16 ***
Snake River Basin
JCK-AF-JACKSON LAKE NEAR MO 847.00 628.69V 74 470.20 134
PAL-AF-PALISADES RESERVOIR 1200.00 866.29V 72 835.62 104
ISL-AF-ISLAND PARK RESERVOI 135.20 108.59V 80 89.37 122
GRS-AF-GRASSY LAKE NR MORAN 15.20 12.46V 82 10.47 119
RIR-AF-RIRIE RESERVOIR NEAR 80.50 38.10V 47 31.60E 121
AMF-AF-AMERICAN FALLS RES A 1672.60 1204.17V 72 969.47 124
MIN-AF-MINIDOKA DAM & LAKE 95.20 37.57V 39 47.55 79
WOD-AF-LITTLE WOOD RESERVOI 30.00 18.69V 62 13.32 140
Boise River Basin
AND-AF-ANDERSON RANCH RES A 413.10 266.13V 64 265.51 100
ARK-AF-ARROWROCK RESERVOIR 272.20 164.73V 61 184.27 89
LUC-AF-LUCKY PEAK LAKE NEAR 264.40 50.00V 19 57.63 87
LOW-AF-LAKE LOWELL, ID 159.37 114.51V 72 109.94 104
Payette River Basin
CSC-AF-CASCADE RESERVOIR AT 646.46 383.27V 59 370.33 103
DED-AF-DEADWOOD RESERVOIR N 161.90 92.62V 57 73.48 126
Weiser River Basin
MAN-AF-MANN CR DAM & RES ON 11.10 0.92V 8 3.54E 26
Clearwater River Basin
RES-AF-LEWISTON ORCHARDS RE 3.00 0.97V 32 1.41E 69
SOL-AF-SOLDIERS MEADOW DAM, 2.37 0.76V 32 0.61E 125
WAH-AF-WAH
Owyhee River Basin
OWY-AF-LAKE OWYHEE NEAR NYS 715.00 159.92V 22 401.65 40
WLD-AF-WILDHORSE RESERVOIR 71.50 27.45V 38 30.45 90
Malheur River Basin
BEU-AF-AGENCY VALLEY DAM & 59.90 8.61V 14 19.92 43
BUL-AF-BULLY CREEK RESERVOI 30.00 4.35V 14 10.70E 41
WAR-AF-WARM SPRINGS RESERVO 191.00 10.00B 5 74.28 13
Powder River Basin
PHL-AF-MASON DAM & PHILLIPS 73.50 38.66V 53 36.63E 106
THF-AF-THIEF VALLEY RESERVO 17.40 13.58V 78 14.99E 91
Burnt River Basin
UNY-AF-UNITY RESERVOIR NEAR 25.20 6.53V 26 9.99 65
Umatilla River Basin
MCK-AF-MCKAY RESERVOIR NR P 66.26 8.71V 13 20.85 42
CLS-AF-COLD SPRINGS DAM & R 38.33 1.69V 4 17.16 10
Deschutes River Basin
CRA-AF-CRANE PRAIRIE DAM & 55.30 35.25V 64 37.35 94
CRE-AF-CRESCENT LK DAM & LK 86.90 64.92V 75 47.78 136
WIC-AF-WICKIUP DAM & RES ON 200.00 158.56V 79 134.95 117
OCH-AF-OCHOCO DAM & RES ON 45.24 15.81V 35 20.14 79
PRV-AF-ARTHUR R BOWMAN DAM 152.80 87.57V 57 91.20 96
HAY-AF-HAYSTACK DAM & RES O 5.64 4.74V 84 4.68E 101
WAS-AF-WASCO DAM & CLEAR LA 11.90 2.86V 24 4.50 63
Rogue River Basin
AGA-AF-AGATE DAM AND RES ON 4.70 0.94V 20 2.51E 37
EMI-AF-EMIGRANT DAM & LK ON 39.00 14.04V 36 18.12 77
FIS-AF-FISH LK NR LAKE CR, 7.90 4.93V 62 5.07E 97
FOR-AF-FOURMILE LAKE, OR 15.60 7.80V 50 7.98E 98
HPD-AF-HOWARD PRAIRIE DAM & 60.60 41.37V 68 40.47E 102
HYA-AF-HYATT DAM & RES NR A 16.00 12.00V 75 10.34E 116
Tualatin River Basin
SCO-AF-SCOGGINS DAM AND HEN 53.60 33.52V 63 26.79E 125
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TOTAL OF 50 RESERVOIRS 18035.01 12951.00 72 12491.78 104
AF is acre-feet.
AVG is published 30-year average, 1961-1990.
Please note that all data are PROVISIONAL and subject to revision.
This report is updated monthly, after the 10th of each month.