Rainbo Lake Dam
Key Takeaway
Rainbo Lake Dam is classified as high hazard in Texas. It was completed in 1932 and is 94 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 33.5% in TX) |
| Dam Length | 2,080 ft |
| Dam Type | Earth |
| Max Storage | 2.7K acre-ft |
| Normal Storage | 830 acre-ft |
| Surface Area | 159 acres |
| Drainage Area | 13 sq mi |
| Max Discharge | 8,883 cfs |
| Year Completed | 1932 (94 years old) |
| NID ID | TX00195 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
RAINBO CLUB INC
Private
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Significant Hazard 48 ftFrequently Asked Questions
What is the hazard classification of Rainbo Lake Dam?
Rainbo Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Rainbo Lake Dam?
Rainbo Lake Dam is owned by RAINBO CLUB INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Rainbo Lake Dam built?
Rainbo Lake Dam was completed in 1932, making it 94 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 Rainbo Lake Dam?
Rainbo Lake Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Rainbo Lake Dam?
Rainbo Lake Dam has a dam height of 20 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 Rainbo Lake Dam last inspected?
Rainbo Lake Dam was last inspected on June 2, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.