Harden No 1
Key Takeaway
Harden No 1 is classified as low hazard in Oklahoma. It was completed in 1975 and is 51 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 42 ft (taller than 87.7% in OK) |
| Dam Length | 575 ft |
| Dam Type | Earth |
| Max Storage | 554 acre-ft |
| Normal Storage | 396 acre-ft |
| Year Completed | 1975 (51 years old) |
| NID ID | OK21486 |
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
CARL & SUE WERSCHKY
Private
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What is the hazard classification of Harden No 1?
Harden No 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 Harden No 1?
Harden No 1 is owned by CARL & SUE WERSCHKY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Harden No 1 built?
Harden No 1 was completed in 1975, making it 51 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 Harden No 1?
Harden No 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 Harden No 1?
Harden No 1 has a dam height of 42 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 Harden No 1 last inspected?
Harden No 1 was last inspected on December 1, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.