Twin Arrow No 1 Gss
Key Takeaway
Twin Arrow No 1 Gss is classified as low hazard in Texas. It was completed in 1974 and is 52 years old.
Physical Details
| Dam Height | 28 ft (taller than 61.3% in TX) |
| Dam Length | 566 ft |
| Dam Type | Earth |
| Max Storage | 75 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1974 (52 years old) |
| NID ID | TX06251 |
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
JOHN HILL
Private
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High Hazard 54 ftFrequently Asked Questions
What is the hazard classification of Twin Arrow No 1 Gss?
Twin Arrow No 1 Gss 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 Twin Arrow No 1 Gss?
Twin Arrow No 1 Gss is owned by JOHN HILL (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Twin Arrow No 1 Gss built?
Twin Arrow No 1 Gss was completed in 1974, making it 52 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Twin Arrow No 1 Gss?
Twin Arrow No 1 Gss has a dam height of 28 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.