Trotter Ranch Dam
Key Takeaway
Trotter Ranch Dam is classified as low hazard in South Dakota. It was completed in 1957 and is 69 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 11 ft (taller than 1.9% in SD) |
| Dam Length | 490 ft |
| Dam Type | Earth |
| Max Storage | 55 acre-ft |
| Normal Storage | 40 acre-ft |
| Max Discharge | 585 cfs |
| Year Completed | 1957 (69 years old) |
| NID ID | SD01389 |
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
TROTTER RANCH
Private
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What is the hazard classification of Trotter Ranch Dam?
Trotter Ranch 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 Trotter Ranch Dam?
Trotter Ranch Dam is owned by TROTTER RANCH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Trotter Ranch Dam built?
Trotter Ranch Dam was completed in 1957, making it 69 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 Trotter Ranch Dam?
Trotter Ranch Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Trotter Ranch Dam?
Trotter Ranch 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.