Thelen Dam
Key Takeaway
Thelen Dam is classified as low hazard in Nebraska. It was completed in 1969 and is 57 years old. Its primary use is other.
Physical Details
| Dam Height | 17 ft (taller than 17.6% in NE) |
| Dam Length | 410 ft |
| Dam Type | Earth |
| Max Storage | 80 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 166 cfs |
| Year Completed | 1969 (57 years old) |
| NID ID | NE00140 |
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
Happy Hogs LLC
Private
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Thelen Dam?
Thelen 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 Thelen Dam?
Thelen Dam is owned by Happy Hogs LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thelen Dam built?
Thelen Dam was completed in 1969, making it 57 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 Thelen Dam?
Thelen Dam serves the following purposes: Other, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Thelen Dam?
Thelen Dam has a dam height of 17 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 Thelen Dam last inspected?
Thelen Dam was last inspected on May 1, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.