Basil Prettyman Structure Dam
Key Takeaway
Basil Prettyman Structure Dam is classified as low hazard in Missouri. It was completed in 1980 and is 46 years old. Its primary use is grade stabilization.
Physical Details
| Dam Height | 25 ft (taller than 23.5% in MO) |
| Dam Length | 520 ft |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 109 sq mi |
| Max Discharge | 70 cfs |
| Year Completed | 1980 (46 years old) |
| NID ID | MO12358 |
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
BASIL PRETTYMAN
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Basil Prettyman Structure Dam?
Basil Prettyman Structure Dam 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 Basil Prettyman Structure Dam?
Basil Prettyman Structure Dam is owned by BASIL PRETTYMAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Basil Prettyman Structure Dam built?
Basil Prettyman Structure Dam was completed in 1980, making it 46 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 Basil Prettyman Structure Dam?
Basil Prettyman Structure Dam serves the following purposes: Grade Stabilization. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Basil Prettyman Structure Dam?
Basil Prettyman Structure Dam 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.