Helen Smith
Key Takeaway
Helen Smith is classified as low hazard in Oklahoma. It was completed in 1986 and is 40 years old. Its primary use is other.
Physical Details
| Dam Height | 30 ft (taller than 54.9% in OK) |
| Dam Length | 187 ft |
| Dam Type | Earth |
| Max Storage | 68 acre-ft |
| Normal Storage | 14 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,212 cfs |
| Year Completed | 1986 (40 years old) |
| NID ID | OK03032 |
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
HELEN SMITH
Private
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Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Helen Smith?
Helen Smith 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 Helen Smith?
Helen Smith is owned by HELEN SMITH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Helen Smith built?
Helen Smith was completed in 1986, making it 40 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 Helen Smith?
Helen Smith 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 Helen Smith?
Helen Smith 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 Helen Smith last inspected?
Helen Smith was last inspected on November 29, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.