Letellier
Key Takeaway
Letellier is classified as low hazard in South Dakota. It was completed in 1955 and is 71 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 25 ft (taller than 57.4% in SD) |
| Dam Length | 268 ft |
| Dam Type | Earth |
| Max Storage | 20 acre-ft |
| Normal Storage | 16 acre-ft |
| Max Discharge | 445 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | SD01406 |
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
LETELLIER
Private
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Letellier?
Letellier 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 Letellier?
Letellier is owned by LETELLIER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Letellier built?
Letellier was completed in 1955, making it 71 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 Letellier?
Letellier 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 Letellier?
Letellier 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.