Heath John
Key Takeaway
Heath John is classified as low hazard in Oklahoma. It was completed in 1977 and is 49 years old. Its primary use is other.
Physical Details
| Dam Height | 25 ft (taller than 29.9% in OK) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 125 acre-ft |
| Normal Storage | 88 acre-ft |
| Max Discharge | 600 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | OK13125 |
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
DAVID N & CAROLYN PARKER
Private
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Heath John?
Heath John 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 Heath John?
Heath John is owned by DAVID N & CAROLYN PARKER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Heath John built?
Heath John was completed in 1977, making it 49 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 Heath John?
Heath John 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 Heath John?
Heath John has a dam height of 25 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 Heath John last inspected?
Heath John was last inspected on August 9, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.