Trotwood Dam
Key Takeaway
Trotwood Dam is classified as high hazard in Texas. It was completed in 1984 and is 42 years old. Its primary use is flood risk reduction. 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 | 25 ft (taller than 50.9% in TX) |
| Dam Length | 225 ft |
| Dam Type | Earth |
| Max Storage | 15 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2 cfs |
| Year Completed | 1984 (42 years old) |
| NID ID | TX07296 |
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
CITY OF AUSTIN
Local Government
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High Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Trotwood Dam?
Trotwood 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 Trotwood Dam?
Trotwood Dam is owned by CITY OF AUSTIN (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Trotwood Dam built?
Trotwood Dam was completed in 1984, making it 42 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 Trotwood Dam?
Trotwood Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Trotwood Dam?
Trotwood 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.
When was Trotwood Dam last inspected?
Trotwood Dam was last inspected on May 2, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.