UPPER STILLWATER RESERVOIR

Capacity • Weather • Hydrology

Upper Stillwater Reservoir
Reservoir Levels

March 25 2023

5,049 acre-ft

-7.27% today
100% of normal • Normal


Water storage at Upper Stillwater Reservoir is currently 5,049 acre-ft, approximately 100% of normal. The average for this time of year is approximately 5,055.75acre-ft, plus or minus 3,412acre-ft.

Maximum recorded Storage since record keeping began in 1989 was 2011-07-08 when levels reached 31,691 acre-ft. Lowest recorded Storage was 2010-04-02 when levels receded to 880 acre-ft.

Geolocation -110.700, 40.566
Elevation 8,169 ft
Storage 24hr Change -7.27%
Percent of Normal 100%
Minimum 880 acre-ft
2010-04-02
Maximum 31,691 acre-ft
2011-07-08
Average 5,056 acre-ft

Peak Water Storage

Maximum storage by year

Seasonal Comparison

Year over year storage

Area Snowpack and Streamflow

Location Streamflow Stage
LAKE FORK RIVER BL MOON LAKE NR MOUNTAIN HOME 4 cfs 0.9 ft
YELLOWSTONE RIVER NEAR ALTONAH 99 cfs 0.6 ft
LAKE FORK RIVER AB MOON LAKE 53 cfs 2.2 ft
DUCHESNE RIVER AT MYTON 27 cfs 3.2 ft
EAST FORK OF SMITHS FORK NEAR ROBERTSON 3 cfs 3.2 ft
BEAR RIVER AT EVANSTON 46 cfs 1.2 ft
YELLOWSTONE R. AT BRIDGE CAMPGRND 39 cfs 4.9 ft
SIXTH WATER CR AB SYAR TUNNEL 21 cfs 4.2 ft
UINTA RIVER BLW POWERPLANT DIVERSION NR NEOLA 106 cfs 4.9 ft
BLACKS FORK NEAR ROBERTSON 55 cfs 4.4 ft
BEAR RIVER ABOVE RESERVOIR 42 cfs 1.2 ft
FISH CREEK ABOVE RESERVOIR 35 cfs 0.8 ft
MUD CREEK BL WINTER QUARTERS CANYON AT SCOFIELD 19 cfs 2.4 ft
DUCHESNE RIVER NEAR TABIONA 75 cfs 1.0 ft
STRAWBERRY RIVER NEAR DUCHESNE 59 cfs 6.3 ft
PROVO RIVER NEAR WOODLAND 53 cfs 2.5 ft
WEBER RIVER NEAR OAKLEY 63 cfs 5.2 ft
CURRANT CREEK NEAR FRUITLAND 25 cfs 1.3 ft
STRAWBERRY RIVER AT PINNACLES NEAR FRUITLAND 30 cfs 1.7 ft
BEAR RIVER NEAR UTAH-WYOMING STATE LINE 40 cfs 3.4 ft
WHITE RIVER BL TABBYUNE C NEAR SOLDIER SUMMIT 1 cfs 2.9 ft
BLACKS FORK NEAR MILLBURNE 51 cfs 2.3 ft
ROCK CREEK NEAR MOUNTAIN HOME 37 cfs 1.7 ft
PROVO RIVER NEAR HAILSTONE 94 cfs 6.0 ft
Location Snowpack 24hr Change
RED PINE RIDGE 85" 3"
LAKEFORK #3 58" 2"
CHALK CREEK #2 75" 11"
BLACKS FORK JCT 48" -1"
CHALK CREEK #1 106" 11"
LAKEFORK #1 69" 1"
DANIELS-STRAWBERRY 86" 4"
FIVE POINTS LAKE 86" 1"
CURRANT CREEK 70" 4"
BEAR RIVER RS 50" 2"
HAYDEN FORK 78" 8"
BURTS MILLER RANCH 33" 4"
CLEAR CREEK #1 103" 7"
STEEL CREEK PARK 64" 2"
WHITE RIVER #1 71" 3"
ROCK CREEK 51" 0"
HOLE-IN-ROCK 41" 1"
SMITH AND MOREHOUSE 71" 5"
UPPER JOES VALLEY 62" -1"
LILY LAKE 51" 3"
BROWN DUCK 91" 0"
TIMBERLINE 81" 1"
TRIAL LAKE 107" 9"
CORRAL 63" -95"
HEWINTA 49" 2"
BUCK PASTURE 68" 2"
INDIAN CANYON 79" -95"

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