Johnson Dam 756
Key Takeaway
Johnson Dam 756 is classified as low hazard in Nebraska. It was completed in 1973 and is 53 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 26 ft (taller than 50.7% in NE) |
| Dam Length | 1,038 ft |
| Dam Type | Earth |
| Max Storage | 529 acre-ft |
| Normal Storage | 63 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 2,060 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | NE00756 |
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
Sharon A & Jane M Johnson
Private
Nearby Dams
Gadway Dam
Kimball, NE
Significant Hazard 18 ftKenton Dam
Kimball, NE
Low Hazard 18 ftJung Dam
Cheyenne, NE
Significant Hazard 24 ftBrothers Dam
Kimball, NE
Low Hazard 22 ftHeimer Dam
Cheyenne, NE
High Hazard 27 ftPotter Dam
Cheyenne, NE
High Hazard 24 ftWilloughby Dam
Cheyenne, NE
Significant Hazard 27 ftPeterson Group Dam
Kimball, NE
Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Johnson Dam 756?
Johnson Dam 756 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 Johnson Dam 756?
Johnson Dam 756 is owned by Sharon A & Jane M Johnson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Johnson Dam 756 built?
Johnson Dam 756 was completed in 1973, making it 53 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 Johnson Dam 756?
Johnson Dam 756 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 Johnson Dam 756?
Johnson Dam 756 has a dam height of 26 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 Johnson Dam 756 last inspected?
Johnson Dam 756 was last inspected on April 27, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.