Sukup Dam 1
Key Takeaway
Sukup Dam 1 is classified as low hazard in Nebraska. It was completed in 1955 and is 71 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 23 ft (taller than 39.7% in NE) |
| Dam Length | 268 ft |
| Dam Type | Earth |
| Max Storage | 66 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 787 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | NE00499 |
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
Dale L & Marilyn Sukup
Private
Nearby Dams
Sukup Upper Dam
Knox, NE
Low Hazard 19 ftJelinek Dam
Knox, NE
Low Hazard 26 ftDon Doerr Irrigation Dam
Knox, NE
Low Hazard 33 ftFarnik Dam
Knox, NE
Low Hazard 23 ftCaskey Dam
Knox, NE
Low Hazard 18 ftBartos Dam 2
Knox, NE
Low Hazard 19 ftCoover Dam 2389
Knox, NE
Low Hazard 26 ftButterfield Dam
Knox, NE
Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Sukup Dam 1?
Sukup Dam 1 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 Sukup Dam 1?
Sukup Dam 1 is owned by Dale L & Marilyn Sukup (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sukup Dam 1 built?
Sukup Dam 1 was completed in 1955, making it 71 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 Sukup Dam 1?
Sukup Dam 1 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sukup Dam 1?
Sukup Dam 1 has a dam height of 23 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 Sukup Dam 1 last inspected?
Sukup Dam 1 was last inspected on September 20, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.