GRANBY RESERVOIR

Capacity • Weather • Hydrology

Granby Reservoir
Reservoir Levels

March 26 2023

400,885 acre-ft

-0.28% today
128% of normal • High


Water storage at Granby Reservoir is currently 400,885 acre-ft, approximately 128% of normal. The average for this time of year is approximately 312,312.71acre-ft, plus or minus 105,137acre-ft.

Maximum recorded Storage since record keeping began in 1951 was 1962-07-13 when levels reached 540,120 acre-ft. Lowest recorded Storage was 1978-04-16 when levels receded to 87,259 acre-ft.

Geolocation -105.871, 40.182
Elevation 8,291.8 ft
Storage 24hr Change -0.28%
Percent of Normal 128%
Minimum 87,259 acre-ft
1978-04-16
Maximum 540,120 acre-ft
1962-07-13
Average 312,313 acre-ft

Peak Water Storage

Maximum storage by year

Seasonal Comparison

Year over year storage

Area Snowpack and Streamflow

Location Streamflow Stage
COLORADO RIVER NEAR GRANBY 31 cfs 1.2 ft
COLORADO RIVER NEAR KREMMLING 444 cfs 4.0 ft
HALFMOON CREEK NEAR MALTA 5 cfs 1.3 ft
WILLIAMS FORK BELOW STEELMAN CREEK 0 cfs 2.7 ft
NORTH CLEAR CREEK ABOVE MOUTH NR BLACKHAWK 3 cfs 3.8 ft
MOFFAT WATER TUNNEL AT EAST PORTAL 7 cfs 0.3 ft
SNAKE RIVER NEAR MONTEZUMA 38 cfs 1.4 ft
JOE WRIGHT CREEK ABOVE JOE WRIGHT RESERVOIR 2 cfs 4.2 ft
NORTH PLATTE RIVER NEAR NORTHGATE 81 cfs 3.7 ft
MICHIGAN RIVER AT WALDEN 13 cfs 1.2 ft
MICHIGAN RIVER NEAR CAMERON PASS 0 cfs 2.0 ft
BOOTH CREEK NEAR MINTURN 1 cfs 3.0 ft
WEST FORK CLEAR CREEK ABV MOUTH NR EMPIRE 13 cfs 4.0 ft
S CLEAR CR ABV LWR CABIN CR RES SPILWY NR GEORGTWN 0 cfs 0.1 ft
BLUE RIVER NEAR DILLON 33 cfs 4.2 ft
WILLIAMS FORK NEAR LEAL 19 cfs 1.5 ft
CLEAR CREEK AT GOLDEN 40 cfs 3.4 ft
FRASER RIVER AT UPPER STA 8 cfs 0.5 ft
WILLIAMS FORK ABOVE DARLING CREEK 18 cfs 4.6 ft
ST. LOUIS CREEK NEAR FRASER 11 cfs 1.4 ft
TARRYALL CREEK AT UPPER STATION 12 cfs 5.1 ft
BEMROSE-HOOSIER DIVERSION NEAR HOOSIER PASS 0 cfs 0.0 ft
LAKE FORK BELOW SUGAR LOAF RESERVOIR 3 cfs 0.3 ft
TENMILE CREEK BL NORTH TENMILE C 27 cfs 1.8 ft
FALL RIVER NEAR IDAHO SPRINGS -999 cfs 3.5 ft
ARKANSAS RIVER BELOW EMPIRE GULCH NEAR MALTA 89 cfs 3.0 ft
COLORADO RIVER BELOW LAKE GRANBY 21 cfs 3.2 ft
PINEY RIVER BELOW PINEY LAKE 3 cfs 3.1 ft
N FRK CACHE LA POUDRE R BLW HALLIGAN RES NR V DAL 1 cfs 1.5 ft
VASQUEZ CREEK AT WINTER PARK 6 cfs 1.5 ft
ELK CREEK AT UPPER STATION 0 cfs 4.9 ft
EAGLE RIVER NEAR MINTURN 44 cfs 2.9 ft
BLUE RIVER AT BLUE RIVER 5 cfs 0.5 ft
CLEAR CREEK NEAR LAWSON 51 cfs 2.5 ft
EWING DITCH AT TENNESSEE PASS -999 cfs -3.8 ft
EAST FORK EAGLE RIVER NEAR CLIMAX 2 cfs 0.1 ft
GRAND RIVER DITCH AT LA POUDRE PASS -999 cfs -0.1 ft
LEFT HAND CREEK NEAR BOULDER 5 cfs 0.2 ft
BOULDER CREEK NEAR ORODELL -999 cfs 1.7 ft
RANCH CREEK NEAR FRASER 2 cfs 4.4 ft
COLORADO RIVER AT WINDY GAP 60 cfs 3.4 ft
BLACK GORE CREEK NEAR MINTURN 3 cfs 2.6 ft
HOMESTAKE CREEK AT GOLD PARK 18 cfs 3.8 ft
WILLIAMS FORK BELOW WILLIAMS FORK RESERVOIR 50 cfs 1.2 ft
BLUE RIVER BELOW DILLON 91 cfs 1.0 ft
BOBTAIL CREEK NEAR JONES PASS 1 cfs 2.2 ft
MIDDLE BOULDER CREEK AT NEDERLAND 6 cfs 0.4 ft
ARKANSAS RIVER NEAR LEADVILLE 324 cfs 4.3 ft
SOUTH PLATTE RIVER BELOW CHEESMAN LAKE 182 cfs 1.3 ft
LARAMIE R BL PIONEER CANAL NR WOODS LANDING 1,010 cfs 3.2 ft
JOE WRIGHT CREEK BELOW JOE WRIGHT RESERVOIR 3 cfs 1.0 ft
ILLINOIS CREEK NEAR RAND 118 cfs 2.6 ft
MONTE CRISTO DIVERSION NEAR HOOSIER PASS 0 cfs 0.0 ft
SOUTH PLATTE RIVER ABOVE CHEESMAN LAKE 155 cfs 5.2 ft
KEYSTONE GULCH NEAR DILLON 2 cfs 1.9 ft
CROSS CREEK NEAR MINTURN 7 cfs 2.9 ft
MUDDY CREEK ABOVE ANTELOPE CREEK NR. KREMMLING 0 cfs 2.2 ft
COLUMBINE DITCH NEAR FREMONT PASS -999 cfs -0.4 ft
GORE CREEK AT UPPER STATION 3 cfs 2.1 ft
GORE CREEK ABV RED SANDSTONE CREEK AT VAIL 13 cfs 4.5 ft
PIONEER CANAL NEAR WOODS 174 cfs 1.6 ft
EF ARKANSAS R AT US HIWAY 24 17 cfs 2.5 ft
SAND CREEK AT COLORADO-WYOMING STATE LINE 3 cfs 0.5 ft
BLUE RIVER BELOW GREEN MOUNTAIN RESERVOIR 197 cfs 3.5 ft
NORTH FORK CACHE LA POUDRE R. AT LIVERMORE 4 cfs 6.9 ft
WILLIAMS FORK NEAR PARSHALL 37 cfs 2.0 ft
LARAMIE RIVER NEAR GLENDEVEY -999 cfs 0.0 ft
BERTHOUD PASS DITCH AT BERTHOUD PASS -999 cfs 0.1 ft
FOURMILE CREEK AT ORODELL 2 cfs 4.5 ft
MISSOURI CREEK NEAR GOLD PARK 2 cfs 1.4 ft
WURTZ DITCH NEAR TENNEESSEE PASS -999 cfs -0.7 ft
SOUTH ST. VRAIN CREEK NEAR WARD 9 cfs 1.6 ft
MIDDLE CREEK NEAR MINTURN 0 cfs 2.0 ft
GRAND LAKE OUTLET BLW CHIPMUNK LN AT GRAND LK 34 cfs 8.6 ft
LEAVENWORTH CREEK @ MOUTH NR GEORGETOWN 1 cfs 3.4 ft
BEAR CREEK ABOVE EVERGREEN 34 cfs 4.2 ft
COLORADO RIVER BL SHADOW MOUNTAIN RESERVOIR 20 cfs 1.4 ft
CABIN CREEK NEAR FRASER 2 cfs 1.5 ft
RANCH CREEK BLW MEADOW CR NR TABERNASH CO 11 cfs 6.8 ft
FRASER RIVER BLW CROOKED CR AT TABERNASH CO 51 cfs 3.1 ft
WILLOW CREEK BELOW WILLOW CREEK RESERVOIR 7 cfs 2.4 ft
SOUTH CLEAR CREEK ABV LOWER CABIN CREEK RESERVOIR 2 cfs 5.1 ft
COAL CREEK NEAR PLAINVIEW -888 cfs 0.6 ft
CHICAGO CREEK BLW DEVILS CANYON NR IDAHO SPRGS CO -999 cfs 0.5 ft
GORE CREEK AT MOUTH 48 cfs 5.2 ft
MUDDY CRK BLW WOLFORD MTN RESER. NR KREMMLING 20 cfs 4.1 ft
ST. VRAIN CREEK AT LYONS 21 cfs 2.9 ft
COLORADO R BELOW BAKER GULCH 105 cfs 6.8 ft
FRASER RIVER AT WINTER PARK 4 cfs 0.6 ft
STRAIGHT CR BLW LASKEY GULCH NR DILLON 4 cfs 4.0 ft
CLEAR CREEK ABV WEST FORK CLEAR CREEK NR EMPIRE CO 11 cfs 3.5 ft
EAGLE RIVER AT RED CLIFF 8 cfs 2.5 ft
SOUTH FORK OF WILLIAMS FORK NEAR LEAL 11 cfs 2.4 ft
Location Snowpack 24hr Change
BUCKSKIN JOE 31" 1"
ELLIOT RIDGE 79" 2"
SARGENTS MESA 50" 0"
WILLOW PARK 77" -1"
BEAR LAKE 69" -1"
PHANTOM VALLEY 51" 1"
NORTH FRENCH CREEK 98" 1"
VAIL MOUNTAIN 66" 2"
SAINT ELMO 55" 1"
GRIZZLY PEAK 60" 1"
HOOSIER PASS 52" 1"
BEAVER CK VILLAGE 55" 0"
DEADMAN HILL 66" 2"
SUMMIT RANCH 53" 4"
MED BOW 116" 0"
PORPHYRY CREEK 67" 1"
WILLOW CREEK PASS 64" 0"
HOURGLASS LAKE 44" 0"
UNIVERSITY CAMP 53" 1"
HAYDEN PASS 28" -2"
LOVELAND BASIN 64" 1"
BROOKLYN LAKE 80" -1"
CROW CREEK 27" 1"
HIGH LONESOME 71" 5"
STILLWATER CREEK 38" 0"
COPELAND LAKE 19" -1"
BLACK MOUNTAIN 44" 0"
ARAPAHO RIDGE 91" 2"
BERTHOUD SUMMIT 67" 3"
SAND LAKE 98" 1"
CINNABAR PARK 62" -2"
COPPER MOUNTAIN 54" 2"
ROUGH AND TUMBLE 21" 0"
FREMONT PASS 60" 0"
LONG DRAW RESV 66" 2"
SAWTOOTH 72" 0"
JONES PASS 58" 0"
NIWOT 44" 1"
JACKWHACKER GULCH 46" 1"
ROACH 66" 1"
LAKE ELDORA 40" 0"
JOE WRIGHT 84" 4"

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