Allen South Lake Dam
Key Takeaway
Allen South Lake Dam is classified as low hazard in Texas. It was completed in 1972 and is 54 years old.
Physical Details
| Dam Height | 9 ft (taller than 2.7% in TX) |
| Dam Length | 1,500 ft |
| Dam Type | Earth |
| Max Storage | 92 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1972 (54 years old) |
| NID ID | TX05670 |
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
SAMMY ALLEN
Private
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Significant Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Allen South Lake Dam?
Allen South Lake 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 Allen South Lake Dam?
Allen South Lake Dam is owned by SAMMY ALLEN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Allen South Lake Dam built?
Allen South Lake Dam was completed in 1972, making it 54 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Allen South Lake Dam?
Allen South Lake Dam has a dam height of 9 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.