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Hyrum Project
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Project Data
Land Areas (1992)

 

  

Project # 188

 

Land Areas (1992)
Irrigable area:
Full Irrigation Service0 acres
Supplemental Service6,426 acres
Temporary Irrigation Service0 acres
Number of Irrigated Farms226
Residential, Commercial, Industrial Lands374 acres
Total Irrigable Lands6,800 acres

 

Population Served:
Farm Population Served1,018
Non-Farm Population Served3,160
Total Population Served4,178

 

Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)
19886,3631,915,156
19896,3632,058,005
19906,3631,442,690
19916,3631,507,753
19926,3631,274,439
19936,3391,032,904
19946,3291,158,237
19956,3281,273,120
19966,3281,386,156
19976,3281,284,319

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Project Water Supply

Current Conditions
Streamflow

Bear River near Corinne, Utah (USGS)
Streamflow Forecast Map

Spring and Summer (NRCS)
Snowpack Information

Mountain Snowpack Maps for Great Basin and California
Drought Index

Palmer Drought Index Map


Historic Conditions

Annual Precipitation
Normal19.52 in
Maximum - 198335.85 in
Minimum - 196610.58 in
Utah State University, Logan, Utah 1961-1990 

 

Temperature
Mean Annual48.2 ?F
Daily Maximum - 07/24/1931102 ?F
Daily Minimum - 01/22/1930-23 ?F
Utah State University, Logan, Utah 1928-1996 
Growing Season140 days
Elevation of irrigable area4,420- 4,800 feet

 

Little Bear River
Drainage area above Hyrum Dam200 sq mi
Annual discharge: 
Maximum acre-ft
Minimumacre-ft
Averageacre-ft

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Project Water Quality

Little Bear - Logan

Facilities in Operation
Storage Dams1
Canals21 mi
Laterals17 mi
Pumping Plants1
Drains10 mi

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Storage Facilities

Hyrum Dam

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Carriage Facilities
Hyrum Feeder Canal
TypePipeline, 0.46 mile - Unlined earth canal, 0.84 mile
LocationNorth of Hyrum Dam and West of Hyrum City, Utah
Construction period1934-1935 - Canal to pipeline renovation 1990-1995
Length1.3 mi
Diversion capacity9 cfs
Typical section in earth: 
Bottom width4 ft
Side slopes1.5:1
Water depth1.1 ft

 

Wellsville Canal
TypeEarth lined canal
LocationGenerally West of Hyrum Dam and Wellsville Canal Pumping Plant.
Construction period1934-1935 - Rehabilitation 1977 - Renovation 1990-1995
Length5.4 mi
Diversion capacity15 cfs
Typical section in earth: 
Bottom width4 ft
Side slopes1.5:1
Water depth1.5 ft

 

Hyrum-Mendon Canal
TypeEarth lined and Concrete lined canal
LocationGenerally West of Hyrum Dam and Wellsville Pumping Plant to the town of Wellsville, then generally North through the town of Mendon, and beyond for approximately 2.3 miles to the end of the canal the beginning of the wasteway.
Construction period1934-1935 - Rehabilitation 1977 - Renovation 1990-1995
Length14 mi
Diversion capacity89 cfs
Typical section in earth: 
Bottom width6 ft
Side slopes1.5:1
Water depth3.4 ft
Typical section, lined: 
Bottom width4 ft
Side slopes1.5:1
Water depth3 ft
Lining thickness3 in

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Pumping Plants
DesignationNumber of unitsTotal capacity, cfsTotal dynamic head, ftTotal horsepower
Wellsville Canal Pumping Plant11681550

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Last updated: May 10, 2011