Frd No 21
Key Takeaway
Frd No 21 is classified as low hazard in Kansas. It was completed in 1965 and is 61 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 32 ft (taller than 79.1% in KS) |
| Dam Length | 1,750 ft |
| Dam Type | Earth |
| Max Storage | 1.5K acre-ft |
| Normal Storage | 149 acre-ft |
| Surface Area | 118 acres |
| Max Discharge | 1,445 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | KS02102 |
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
LITTLE WALNUT-HICKORY WJD NO 18
Local Government
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Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Frd No 21?
Frd No 21 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 Frd No 21?
Frd No 21 is owned by LITTLE WALNUT-HICKORY WJD NO 18 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Frd No 21 built?
Frd No 21 was completed in 1965, making it 61 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 Frd No 21?
Frd No 21 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 Frd No 21?
Frd No 21 has a dam height of 32 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.