SRUS66 KRSA 161730
RR6RSA
MONTHLY RESERVOIR STORAGE
NATIONAL WEATHER SERVICE / CALIFORNIA-NEVADA RIVER FORECAST CENTER
WITH COOPERATION FROM THE CALIFORNIA DEPARTMENT OF WATER RESOURCES
30-YEAR HISTORICAL AVERAGE BASED ON 1971-2000 PERIOD
1030 PDT Wed May 16 2012
STORAGE IN MAJOR RESERVOIRS AS OF APRIL 30 2012
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
NORTH COAST
KLAMATH RIVER
UPPER KLAMATH LAKE 523.7 483.4 500.6 493.1 94 102
LOST RIVER
GERBER RSVR 94.3 72.9 74.9 64.1 68 88
CLEAR LAKE RSVR 513.3 306.0 182.4 129.3 25 42
SHASTA RIVER
SHASTINA 50.0 36.6 45.5 34.1 68 93
TRINITY RIVER
TRINITY LAKE 2447.6 1985.4 2314.5 2338.2 96 118
LEWISTON LAKE 14.7 13.9 14.4 13.9 95 100
MAD RIVER
RUTH RSVR 61.0 48.5 48.9 48.5 79 100
S FK EEL RIVER
LAKE PILLSBURY 80.5 74.5 72.7 69.6 86 93
RUSSIAN RIVER
LAKE MENDOCINO 122.4 87.1 87.3 90.0 74 103
WARM SPRINGS RSVR* 381.0 223.8 245.3 247.4 65 111
SAN FRANCISCO BAY - NORTH BAY
CONN CREEK
LAKE HENNESSEY 31.0 27.2 31.0 31.0 100 114
NICASIO CREEK
NICASIO RSVR 22.4 19.6 22.4 22.4 100 114
LAGUNITAS CR
ALPINE LAKE 8.9 8.3 8.9 8.9 100 107
KENT LAKE 32.9 22.0 32.9 32.8 100 149
WALKER CK
SOULAJULE RSVR* 10.7 9.7 10.5 10.6 99 109
SAN FRANCISCO BAY - SOUTH / EAST BAY
SAN PABLO CREEK
SAN PABLO RSVR 43.2 32.5 35.3 37.8 87 116
SAN LEANDRO CREEK
U SAN LEANDRO RSVR 42.0 34.8 35.5 37.4 89 107
LAKE CHABOT 10.4 9.6 9.4 9.6 92 100
BEAR CREEK
BRIONES RSVR 67.5 58.1 60.1 59.7 88 103
ARROYO VALLE
LAKE DEL VALLE 77.1 38.9 41.2 32.0 41 82
SAN ANTONIO CREEK
SAN ANTONIO RSVR 50.5 38.0 49.8 47.9 95 126
COYOTE CREEK
COYOTE RSVR* 22.9 14.7 18.6 12.0 52 82
ANDERSON LAKE 91.3 60.3 60.2 41.6 46 69
LOS GATOS CR
ELSMAN (L AUSTRAIN) 6.2 4.5 -9999.0 MSG MSG MSG
LEXINGTON RSVR 21.4 12.2 19.3 9.3 44 77
CALAVERAS CR
CALAVERAS RSVR 100.0 74.0 49.7 21.2 21 29
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
SAN FRANCISCO BAY - PENNINSULA
SAN ANDREAS CR
SAN ANDREAS LAKE 19.0 15.9 15.1 18.6 98 117
SAN MATEO CR
CRYSTAL SPRINGS 58.4 49.7 56.5 54.0 92 109
CENTRAL COAST
SALINAS RIVER
SANTA MARGARITA LK 26.0 20.0 23.9 18.9 73 95
SAN ANTONIO RIVER
SAN ANTONIO RSVR 350.0 238.4 265.6 248.4 71 104
NACIMIENTO R
NACIMIENTO RSVR 350.0 234.5 375.0 256.7 73 109
SANTA YNEZ R
GIBRALTER RSVR 10.0 7.8 5.3 4.7 47 60
LAKE CACHUMA 205.0 169.8 195.4 167.6 82 99
OLD CREEK
WHALE ROCK RSVR 40.7 35.2 32.5 32.0 79 91
SOUTH COAST - VENTURA R / SANTA CLARA R
COYOTE CREEK
LAKE CASITAS 254.0 228.3 221.6 201.6 79 88
PIRU CREEK
PYRAMID LAKE* 180.0 163.1 169.4 166.6 93 102
LAKE PIRU 88.3 58.9 72.6 54.7 62 93
MATILIJA CR
MATILIJA RSVR 0.8 1.1 1.0 1.0 129 88
CASTAIC CR
CASTAIC LAKE* 323.7 286.3 313.8 296.4 92 104
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
SOUTH COAST - SAN GABRIEL R / SANTA ANA RIVER
SAN GABRIEL RIVER
COGSWELL RSVR 9.0 3.9 2.4 2.8 31 72
SAN GABRIEL RSVR 62.0 21.2 46.0 11.6 19 55
BEAR CREEK
BIG BEAR LAKE 74.0 61.9 73.2 69.4 94 112
BERNASCONI PASS
PERRIS RSVR* 131.5 117.1 73.7 73.8 56 63
TRIB CAJALCO CR
LAKE MATHEWS 182.0 156.9 161.6 143.4 79 91
SAN JACINTO R
LAKE HEMET 14.0 10.5 12.8 10.7 76 102
RAILROAD CYN RSVR 11.9 10.6 11.4 9.3 78 88
SANTIAGO CREEK
SANTIAGO CK RSVR 25.0 17.5 25.8 20.0 80 114
SOUTH COAST - SANTA MARGARITA / SAN LUIS REY R
TUCALOTA CR
SKINNER RSVR* 43.8 36.9 40.3 41.5 95 112
TEMECULA CR
VAIL LAKE 51.0 30.1 32.2 30.0 59 100
SAN LUIS REY R
LAKE HENSHAW 53.4 21.9 21.1 6.7 13 31
SOUTH COAST - SAN DIEGUITO R / SAN DIEGO R
SAN DIEGUITO R
LAKE HODGES* 30.3 29.1 30.9 21.9 72 75
SAN YSABEL CREEK
SUTHERLAND RSVR 29.7 12.9 20.7 12.1 41 94
BIG SUR CREEK
MIRAMAR RSVR 7.2 6.1 5.4 5.6 78 91
SAN VICENTE CR
SAN VICENTE RSVR 89.3 76.4 42.6 38.5 43 50
SAN DIEGO RIVER
EL CAPITAN RSVR 112.8 55.7 104.5 80.8 72 145
BOULDER CREEK
CUYAMACA RSVR 12.2 3.1 2.9 1.4 12 46
QUAIL CANYON CR
LAKE JENNINGS 9.8 8.6 8.9 8.9 91 104
CHAPPARAL CANYON
MURRAY RESERVOIR 4.8 3.7 3.5 4.0 84 109
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
SOUTH COAST - SWEETWATER / OTAY R / COTTONWOOD
SWEETWATER R
LOVELAND RSVR 25.4 18.1 25.4 18.1 71 100
SWEETWATER RSVR 27.7 15.5 19.7 19.7 71 127
OTAY R
LOWER OTAY RSVR* 49.5 44.0 42.8 41.7 84 95
COTTONWOOD CREEK
MORENA RSVR* 50.2 36.8 13.2 12.8 26 35
BARRETT LAKE* 37.9 29.4 34.8 26.3 69 89
UPPER SACRAMENTO RIVER
MCCLOUD R
MCCLOUD RSVR 35.3 29.8 29.5 26.7 76 90
PIT RIVER TRIBUTARY
IRON CANYON RSVR 24.3 8.9 6.2 6.8 28 76
PIT RIVER
LAKE BRITTON* 40.6 36.7 37.3 37.4 92 102
PIT NO 6 15.7 14.8 14.3 15.3 98 104
PIT NO 7 34.0 33.2 32.4 30.7 90 93
SACRAMENTO R
SHASTA LAKE 4552.0 3842.7 4266.3 4440.1 98 116
KESWICK RSVR 23.8 22.0 22.6 21.4 90 97
CLEAR CREEK
WHISKEYTOWN LAKE 241.1 232.9 226.2 233.6 97 100
FEATHER RIVER
N FK FEATHER R
LAKE ALMANOR 1143.0 886.4 983.3 1074.3 94 121
MOUNTAIN MEADOWS 23.9 15.8 15.5 23.4 98 148
BUTT CREEK
BUTT VALLEY RSVR 49.9 41.0 41.8 46.9 94 114
BUCKS CREEK
BUCKS LAKE 105.6 74.1 78.6 98.0 93 132
INDIAN CREEK
ANTELOPE LAKE 22.6 21.4 23.4 23.4 104 109
LITTLE LAST CHANCE CR
FRENCHMAN LAKE 55.5 42.7 47.0 46.6 84 109
BIG GRIZZLY CR
LAKE DAVIS 84.4 69.6 72.9 69.5 82 100
S FK FEATHER R
LITTLE GRASS VLY R 94.7 75.1 71.9 79.0 83 105
LOST CREEK
SLY CREEK RSVR 65.7 53.0 54.6 54.4 83 103
FEATHER R
LAKE OROVILLE 3537.6 2964.0 3305.4 3422.1 97 115
THERMALITO SYSTEM 81.3 51.7 70.2 66.9 82 129
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
YUBA RIVER / BEAR RIVER
N YUBA RIVER
NEW BULLARDS BAR R 969.6 744.9 884.0 930.2 96 125
M YUBA RIVER
JACKSON MEADOWS RS 69.2 42.5 54.1 61.2 89 144
CANYON CREEK
FRENCH LAKE 13.8 10.2 13.0 11.3 82 111
BOWMAN LAKE 68.5 42.5 28.0 66.6 97 157
S YUBA RIVER
LAKE SPAULDING SYS 144.6 78.9 59.3 113.2 78 143
YUBA R
ENGLEBRIGHT RSVR 70.0 66.1 70.5 70.7 101 107
DEER CREEK
SCOTTS FLAT RSVR 49.0 46.2 36.0 48.4 99 105
BEAR RIVER
ROLLINS RSVR 66.0 61.6 66.0 66.0 100 107
CAMP FAR WEST RSVR 104.4 98.6 95.2 94.9 91 96
AMERICAN
M FK AMERICAN R
FRENCH MEADOWS RSVR 136.4 88.5 83.8 105.9 78 120
RUBICON R
HELL HOLE RSVR 208.4 138.1 164.0 167.6 80 121
GERLE CR
LOON LAKE 69.3 37.9 28.0 66.4 96 175
CAPLES CR
CAPLES (TWIN) LAKE 21.6 11.3 12.5 14.7 68 130
S FK AMERICAN R
SLAB CREEK RSVR 13.1 14.6 13.5 10.2 78 70
SILVER CR
UNION VALLEY RSVR 266.9 189.7 188.4 247.1 93 130
S FK SILVER CR
ICE HOUSE RSVR 43.4 27.4 18.5 39.9 92 146
AMERICAN R
FOLSOM LAKE 977.0 734.8 750.6 933.4 96 127
LAKE NATOMA 9.0 8.1 7.5 7.9 88 98
WEST SIDE SACRAMENTO VALLEY
STONY CREEK
EAST PARK RSVR 51.0 46.3 48.4 48.4 95 104
STONY GORGE RSVR 50.3 46.7 47.6 48.7 97 104
BLACK BUTTE RSVR 143.7 100.6 113.3 115.1 80 114
CACHE CREEK
INDIAN VALLEY RSVR* 300.0 203.4 192.5 196.6 66 97
CLEAR LAKE 315.0 254.3 313.4 241.7 77 95
PUTAH CREEK
LAKE BERRYESSA 1602.0 1343.8 1459.6 1393.3 87 104
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
EAST CONTRA COSTA
KELLOGG CR
LOS VAQUEROS RSVR* 104.8 99.4 49.8 72.9 70 73
MOKELUMNE R
SLY PARK CREEK
JENKINSON LAKE 41.0 37.4 41.2 41.0 100 110
BEAR RIVER
LOWER BEAR RIVER R 52.0 29.1 16.2 50.3 97 173
N FK MOKELUMNE R
SALT SPRINGS RSVR 141.9 66.0 61.2 115.5 81 175
MOKELUMNE R
PARDEE RSVR 210.0 184.5 199.4 198.4 94 108
CAMANCHE RSVR 417.1 259.5 292.7 251.2 60 97
CALAVERAS RIVER
CALAVERAS R
NEW HOGAN RSVR 317.0 173.7 241.8 200.1 63 115
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
STANISLAUS RIVER
RELIEF CR
RELIEF RSVR 15.6 6.7 14.1 7.8 50 116
N FK STANISLAUS R
NEW SPICER MDWS R* 189.0 86.4 124.9 120.2 64 139
M FK STANISLAUS R
DONNELLS RSVR 64.3 26.3 53.4 49.4 77 188
BEARDSLEY LAKE 97.8 64.6 79.4 55.9 57 87
S FK STANISLAUS R
PINECREST LAKE 18.3 13.9 17.5 18.0 98 129
STANISLAUS R
NEW MELONES RSVR* 2420.0 1446.4 1986.0 1945.0 80 134
TULLOCH LAKE 68.4 57.8 62.4 60.2 88 104
TUOLUMNE RIVER
CHERRY CR
CHERRY LAKE 273.5 158.8 208.9 265.8 97 167
ELEANOR CR
LAKE ELEANOR 28.6 15.2 24.2 23.9 84 157
TUOLUMNE R
HETCH HETCHY RSVR 360.4 166.3 239.2 334.3 93 201
NEW DON PEDRO RSVR* 2030.0 1444.0 1583.7 1652.3 81 114
TRIB TUOLUMNE R
TURLOCK LAKE 49.0 28.9 30.5 26.8 55 93
MODESTO RSVR 29.0 18.2 18.8 17.6 61 97
MERCED RIVER
MERCED R
LK MCCLURE(EXCQR) 1024.6 606.2 688.8 772.8 75 127
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
CHOWCHILLA R / FRESNO R
CHOWCHILLA R
BUCHANAN* 150.0 96.9 135.5 112.5 75 116
FRESNO R
HIDDEN* 90.0 51.6 64.7 48.2 54 93
UPPER SAN JOAQUIN R
S FK SAN JOAQUIN R
FLORENCE LAKE 64.6 4.1 34.3 17.8 28 434
MONO CR
LK THOMAS A EDISON 125.0 31.7 44.0 52.1 42 164
BIG CREEK
HUNTINGTON LAKE 89.8 44.8 34.7 80.9 90 181
STEVENSON CR
SHAVER LAKE 135.4 59.5 99.7 86.4 64 145
N FK SAN JOAQUIN R
BASS (CRANE VALLEY) 45.4 36.3 30.7 30.3 67 83
SAN JOAQUIN R
MAMMOTH POOL RSVR 123.0 53.8 120.0 121.8 99 226
REDINGER LAKE 35.0 24.0 22.5 24.0 69 100
MILLERTON LK(FRIANT 520.5 359.3 228.5 370.1 71 103
SAN LUIS AREA
SAN LUIS CREEK
SAN LUIS RSVR 2041.0 1858.5 2026.3 1646.8 81 89
ONEILL FOREBAY 56.4 46.1 44.4 51.2 91 111
LOS BANOS CREEK
LOS BANOS RSVR 34.6 20.5 21.0 19.0 55 93
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
TULARE LAKE
HELMS CR
COURTRIGHT RSVR 123.3 48.4 37.3 91.5 74 189
N FK KINGS R
WISHON RSVR 128.3 49.0 47.9 68.9 54 141
KERN R
ISABELLA RSVR 568.0 252.3 319.1 200.8 35 80
KAWEAH R
LAKE KAWEAH 143.0 73.1 88.1 131.2 92 180
TULE R
LAKE SUCCESS 82.3 46.2 38.2 55.3 67 120
KINGS R
PINE FLAT RSVR 1000.0 613.8 662.6 743.7 74 121
LAKE TAHOE BASIN
LAKE TAHOE BASIN
LAKE TAHOE 744.6 402.7 369.7 538.2 72 134
NORTH LAHONTAN BASIN
PROSSER CREEK
PROSSER CK RSVR 28.6 14.0 12.3 16.9 59 120
LITTLE TRUCKEE R
STAMPEDE RSVR 226.5 146.3 191.8 208.7 92 143
BOCA RESERVOIR 40.9 30.0 36.1 17.3 42 58
CARSON R
LAHONTAN RSVR 295.1 224.7 185.6 200.7 68 89
E WALKER R
BRIDGEPORT RSVR 42.5 26.7 30.2 37.1 87 139
W WALKER R
TOPAZ LAKE 59.4 33.5 44.0 44.7 75 133
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
SOUTH LAHONTAN BASIN
LEE VINING CR
SADDLEBAG LAKE 11.1 1.8 3.9 1.0 9 56
RUSH CREEK
GEM LAKE 17.2 2.7 4.9 9.6 56 356
GRANT LAKE 47.6 23.7 47.9 38.4 81 162
S FK BISHOP CR
SOUTH LAKE 12.9 2.2 0.0 8.2 64 375
OWENS RIVER
LAKE CROWLEY 183.5 119.7 116.8 145.5 79 122
TINEMAHA RSVR 16.4 3.6 2.1 2.9 17 79
ROSE VALLEY
HAIWEE RSVR 46.6 32.8 27.9 29.8 64 91
W FK MOJAVE R
LAKE SILVERWOOD* 78.0 68.0 71.4 69.0 88 101
HUMBOLDT RIVER BASIN
HUMBOLDT RIVER BASIN
RYE PATCH RSVR 194.3 118.4 76.6 131.2 68 111
SNAKE RIVER BASIN
OWYHEE R
WILDHORSE RSVR 71.5 55.8 69.5 57.6 81 103
* USES AVERAGE OF AVAILABLE RECORDS FROM THE 1971-2000 PERIOD
30-YR 2012 2012
TOTAL HIST AVG 2011 2012 PCT PCT
CAPACITY KAF KAF KAF CAP AVG
COLORADO RIVER
COLORADO R
LAKE POWELL 24322.0 18539.0 12925.6 15508.0 64 84
LAKE MEAD 26159.0 21809.0 11115.0 13986.0 53 64
LAKE MOHAVE 1810.0 1653.0 1706.9 1708.3 94 103
LAKE HAVASU 619.0 592.1 590.5 602.0 97 102
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