Upper Little Nemaha 26
Key Takeaway
Upper Little Nemaha 26 is classified as low hazard in Nebraska. It was completed in 1998 and is 28 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 37 ft (taller than 86.1% in NE) |
| Dam Length | 825 ft |
| Dam Type | Earth |
| Max Storage | 640 acre-ft |
| Normal Storage | 93 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 767 cfs |
| Year Completed | 1998 (28 years old) |
| NID ID | NE02488 |
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
Nemaha Natural Resources District
Local Government
Nearby Dams
Codr Grade Stabilization Dam
Otoe, NE
Low Hazard 31 ftUpper Little Nemaha 25
Lancaster, NE
Low Hazard 44 ftUpper Little Nemaha 79
Lancaster, NE
Significant Hazard 38 ftUpper Little Nemaha 31 West
Otoe, NE
Low Hazard 31 ftUpper Little Nemaha 31 East
Otoe, NE
Low Hazard 34 ftUpper Little Nemaha 36
Otoe, NE
Low Hazard 37 ftMueller Dam
Lancaster, NE
Low Hazard 25 ftUpper Little Nemaha 23
Lancaster, NE
Significant Hazard 51 ftFrequently Asked Questions
What is the hazard classification of Upper Little Nemaha 26?
Upper Little Nemaha 26 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 Upper Little Nemaha 26?
Upper Little Nemaha 26 is owned by Nemaha Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Little Nemaha 26 built?
Upper Little Nemaha 26 was completed in 1998, making it 28 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 Upper Little Nemaha 26?
Upper Little Nemaha 26 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 Upper Little Nemaha 26?
Upper Little Nemaha 26 has a dam height of 37 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 Upper Little Nemaha 26 last inspected?
Upper Little Nemaha 26 was last inspected on June 17, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.