Hutchison No.1
Key Takeaway
Hutchison No.1 is classified as low hazard in Oklahoma. It was completed in 1961 and is 65 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 35 ft (taller than 72.5% in OK) |
| Dam Length | 130 ft |
| Dam Type | Earth |
| Max Storage | 115 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 1 acres |
| Max Discharge | 1,160 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | OK00354 |
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
THE NATURE CONSERVATORY
Private
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Hutchison No.1?
Hutchison 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 Hutchison No.1?
Hutchison No.1 is owned by THE NATURE CONSERVATORY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hutchison No.1 built?
Hutchison No.1 was completed in 1961, making it 65 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 Hutchison No.1?
Hutchison 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 Hutchison No.1?
Hutchison No.1 has a dam height of 35 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 Hutchison No.1 last inspected?
Hutchison No.1 was last inspected on December 14, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.