Sundowner Lake Dam
Key Takeaway
Sundowner Lake Dam is classified as low hazard in Texas. It was completed in 1971 and is 55 years old. Its primary use is recreation.
Physical Details
| Dam Height | 22 ft (taller than 41.9% in TX) |
| Dam Length | 550 ft |
| Dam Type | Earth |
| Max Storage | 614 acre-ft |
| Normal Storage | 389 acre-ft |
| Surface Area | 48 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,811 cfs |
| Year Completed | 1971 (55 years old) |
| NID ID | TX00927 |
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
SUNDOWNER PROPERTY OWNERS ASSOCIATION
Private
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Significant Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Sundowner Lake Dam?
Sundowner 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 Sundowner Lake Dam?
Sundowner Lake Dam is owned by SUNDOWNER PROPERTY OWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sundowner Lake Dam built?
Sundowner Lake Dam was completed in 1971, making it 55 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 Sundowner Lake Dam?
Sundowner Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sundowner Lake Dam?
Sundowner Lake Dam has a dam height of 22 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 Sundowner Lake Dam last inspected?
Sundowner Lake Dam was last inspected on October 7, 1996. Inspection dates indicate when a formal review occurred, not the results of that inspection.