Twin Lakes No 1 Dam
Key Takeaway
Twin Lakes No 1 Dam is classified as high hazard in Texas. It was completed in 1970 and is 56 years old. Its primary use is recreation. 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 | 11 ft (taller than 6.1% in TX) |
| Dam Length | 420 ft |
| Dam Type | Earth |
| Max Storage | 58 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1 cfs |
| Year Completed | 1970 (56 years old) |
| NID ID | TX05954 |
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
YES COMPANIES LLC
Private
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What is the hazard classification of Twin Lakes No 1 Dam?
Twin Lakes No 1 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 Twin Lakes No 1 Dam?
Twin Lakes No 1 Dam is owned by YES COMPANIES LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Twin Lakes No 1 Dam built?
Twin Lakes No 1 Dam was completed in 1970, making it 56 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 Twin Lakes No 1 Dam?
Twin Lakes No 1 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 Twin Lakes No 1 Dam?
Twin Lakes No 1 Dam has a dam height of 11 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 Twin Lakes No 1 Dam last inspected?
Twin Lakes No 1 Dam was last inspected on November 19, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.