Hill James L
Key Takeaway
Hill James L is classified as low hazard in Oklahoma. It was completed in 1960 and is 66 years old. Its primary use is other.
Physical Details
| Dam Height | 30 ft (taller than 54.9% in OK) |
| Dam Length | 320 ft |
| Dam Type | Earth |
| Max Storage | 70 acre-ft |
| Normal Storage | 30 acre-ft |
| Max Discharge | 640 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | OK12893 |
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
JAMES L HILL
Private
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Low Hazard 43 ftFrequently Asked Questions
What is the hazard classification of Hill James L?
Hill James L 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 Hill James L?
Hill James L is owned by JAMES L HILL (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hill James L built?
Hill James L was completed in 1960, making it 66 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 Hill James L?
Hill James L serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hill James L?
Hill James L has a dam height of 30 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 Hill James L last inspected?
Hill James L was last inspected on August 27, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.