Knapple
Key Takeaway
Knapple is classified as low hazard in Nebraska. It was completed in 1941 and is 85 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 33 ft (taller than 76.9% in NE) |
| Dam Length | 328 ft |
| Dam Type | Earth |
| Max Storage | 400 acre-ft |
| Normal Storage | 325 acre-ft |
| Surface Area | 38 acres |
| Year Completed | 1941 (85 years old) |
| NID ID | NE01022 |
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
Central Nebraska Public Power & Irrigation District
Public Utility
Nearby Dams
East Phillips
Gosper, NE
Low Hazard 63 ftPhillips
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Low Hazard 31 ftPhillippi Dam
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Low Hazard 15 ftWest Phillips
Gosper, NE
Low Hazard 43 ftBrell Dam
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Low Hazard 14 ftKnoerzer Dam North
Gosper, NE
Low Hazard 35 ftBoren Dam
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Low Hazard 35 ftKnoerzer Dam
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Knapple?
Knapple 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 Knapple?
Knapple is owned by Central Nebraska Public Power & Irrigation District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Knapple built?
Knapple was completed in 1941, making it 85 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 Knapple?
Knapple serves the following purposes: Irrigation, Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Knapple?
Knapple has a dam height of 33 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 Knapple last inspected?
Knapple was last inspected on May 25, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.