Frd No 4-1
Key Takeaway
Frd No 4-1 is classified as low hazard in Kansas. It was completed in 1971 and is 55 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 45 ft (taller than 95.8% in KS) |
| Dam Length | 1,235 ft |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 158 acre-ft |
| Max Discharge | 1,570 cfs |
| Year Completed | 1971 (55 years old) |
| NID ID | KS02363 |
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
UPPER VERDIGRIS WJD NO 24
Local Government
Nearby Dams
Frd No 1-5
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High Hazard 60 ftFrd No 2-3
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Low Hazard 45 ftFrd No 2-4
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Low Hazard 43 ftFrd No 2-1
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Low Hazard 41 ftFrd No 4-3
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Low Hazard 35 ftFrd No 5-2
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Low Hazard 48 ftFrd No 5-1
Greenwood, KS
Low Hazard 41 ftDam KS04419
Greenwood, KS
Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Frd No 4-1?
Frd No 4-1 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 Frd No 4-1?
Frd No 4-1 is owned by UPPER VERDIGRIS WJD NO 24 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Frd No 4-1 built?
Frd No 4-1 was completed in 1971, making it 55 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 4-1?
Frd No 4-1 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 4-1?
Frd No 4-1 has a dam height of 45 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.