Road 391 County Dam
Key Takeaway
Road 391 County Dam is classified as low hazard in Nebraska. It was completed in 1980 and is 46 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 20 ft (taller than 28.5% in NE) |
| Dam Length | 525 ft |
| Dam Type | Earth |
| Max Storage | 159 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1980 (46 years old) |
| NID ID | NE04107 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Frontier County
Local Government
Nearby Dams
Belf Coon Creek 1
Frontier, NE
Low Hazard 12 ftSughrone Dam
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Low Hazard 30 ftLashley Dam
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Low Hazard 16 ftLarington Dam
Red Willow, NE
Low Hazard 30 ftDry Creek 1-B
Frontier, NE
Low Hazard 33 ftDry Creek 3-B
Frontier, NE
Low Hazard 37 ftDry Creek 1-A
Frontier, NE
Low Hazard 29 ftKoetter Dam
Red Willow, NE
Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Road 391 County Dam?
Road 391 County Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Road 391 County Dam?
Road 391 County Dam is owned by Frontier County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Road 391 County Dam built?
Road 391 County Dam was completed in 1980, making it 46 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Road 391 County Dam?
Road 391 County Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Road 391 County Dam?
Road 391 County Dam has a dam height of 20 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Road 391 County Dam last inspected?
Road 391 County Dam was last inspected on June 28, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.