Minatare Dam

Minatare Dam Quick Facts

Location: Scotts Bluff, Nebraska
Coordinates: 41.9181, -103.4932
River: Supply Canal River
Primary Purpose: Irrigation
Type: Earth
Commissioned: 1914
Dam Height: 114 ft (35 m)
Dam Length: 3,760 ft (1,146 m)
Dam Capacity: 62,190 acre-ft (76,710 Ml)
Condition Assessment: Not Available
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Minatare Dam Map

Minatare Dam Information

Minatare Dam is an earthen embankment dam located about 5 miles from Baxter, Scotts Bluff, Nebraska.

The dam, which is on the Supply Canal River, was primarily built for Irrigation purposes, but also serves for benefits.

The dam was designed by US Bureau of Reclamation and commissioned in 1914 and is currently owned by US Bureau of Reclamation.

Minatare Dam Structure

The Minatare Dam is approximately 3,760 feet (1,146 m) long, 114 feet (35 m) high and has a structural volume of 696,000 cubic yards (532,130 cubic metres).

Minatare Dam Storage Capacity & Surface Area

The reservoir has a normal storage capacity of 58,795 acre-ft (72,522 Ml) and maximum capacity of 62,190 acre-ft (76,710 Ml).

The surface area of the reservoir is 2,195 acres (888 ha) and the total catchment area is 8 square miles (21 square kilometres).

Minatare Dam Spillway

The dam has a 100 feet (30 m) wide uncontrolled spillway with a maximum discharge capacity of 700 cubic feet per second (20 cubic metres per second).

Minatare Dam Compared to Five Famous American Dams

Height (ft)
Length (Ft)
Storage Volume (acre-ft)
Drainage Area (sq miles)
 
Minatare Dam
Scotts Bluff, Nebraska
Height (ft)
114
Length (Ft)
3,760
Storage Volume (acre-ft)
62,190
Drainage Area (sq miles)
8
Hoover Dam
Clark County, Nevada
Height (ft)
730
Length (Ft)
1,244
Storage Volume (acre-ft)
30,237,000
Drainage Area (sq miles)
167,800
Grand Coulee Dam
Okanogan County, Washington
Height (ft)
550
Length (Ft)
5,673
Storage Volume (acre-ft)
9,562,0000
Drainage Area (sq miles)
74,100
Theodore Roosevelt Dam
Maricopa County, Arizona
Height (ft)
357
Length (Ft)
1,208
Storage Volume (acre-ft)
3,411,500
Drainage Area (sq miles)
5,736
Oroville Dam
Butte County, California
Height (ft)
235
Length (Ft)
6,920
Storage Volume (acre-ft)
3,540,000
Drainage Area (sq miles)
3,611
Glen Canyon Dam
Coconino County, Arizona
Height (ft)
216
Length (Ft)
1,565
Storage Volume (acre-ft)
29,875,000
Drainage Area (sq miles)
108,355

Minatare Dam Weather

Current Conditions at Minatare Dam

Parameter Value
Current Time 18:39
Sunrise 07:15
Sunset 16:54
Temperature (°F) 33
Feels Like (°F) 24
Cloud Coverage (%) 0
Pressure (inHg) 1019
Humidity (%) 24
Wind Speed (mph) 13
Rain (mm) 0

7-Day Forecast for Minatare Dam

Day Min Temp (°F) Max Temp (°F) Feels Like (°F) Pressure (inHg) Humidity (%) Wind Speed (mph) Wind Gust (mph) Wind Dir Precip Prob (%) Precip Volume (mm) Weather
Today -2 33 16 1019 24 29 49 WNW 0 - overcast clouds
Wed 21 28 14 1029 50 26 43 NW 0 - overcast clouds
Thu 20 31 14 1033 50 21 35 NW 34 - light snow
Fri 25 34 24 1016 48 20 38 W 100 - light snow
Sat 16 23 11 1031 57 11 21 NNW 20 - light snow
Sun 16 26 15 1028 70 10 18 WNW 92 - light snow
Mon 13 34 17 1025 43 11 22 W 0 - clear sky
Tue 24 40 26 1019 50 15 28 WNW 0 - clear sky

Minatare Dam Frequently Asked Questions

In which state is the Minatare Dam?

Minatare Dam is in Nebraska.

In which county is the Minatare Dam?

Minatare Dam is in Scotts Bluff County.

How high is the Minatare Dam?

Minatare Dam is 114 feet high.

How long is the Minatare Dam?

Minatare Dam is 3,760 feet long.

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More Dams in Scotts Bluff County:

Lake Alice No. 1 Dam
Minatare Dam

Condition Assessment Classification

Satisfactory

No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.

Fair

No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum

Poor

A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.

Unsatisfactory

A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.

Not Rated

The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.

Not Available

Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High

Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.

Significant

Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.

Low

Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner’s property.

Undetermined

Dams for which a downstream hazard potential has not been designated or is not provided.

Not Available

Dams for which the downstream hazard potential is restricted to approved government users.

Source: National Inventory of Dams

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