Gerald Martian
Key Takeaway
Gerald Martian is classified as low hazard in South Dakota. It was completed in 1934 and is 92 years old. Its primary use is recreation.
Physical Details
| Dam Height | 19 ft (taller than 29.5% in SD) |
| Dam Length | 440 ft |
| Dam Type | Earth |
| Max Storage | 418 acre-ft |
| Normal Storage | 238 acre-ft |
| Max Discharge | 1,248 cfs |
| Year Completed | 1934 (92 years old) |
| NID ID | SD00595 |
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
GERALD MARTIAN
Private
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What is the hazard classification of Gerald Martian?
Gerald Martian 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 Gerald Martian?
Gerald Martian is owned by GERALD MARTIAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gerald Martian built?
Gerald Martian was completed in 1934, making it 92 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 Gerald Martian?
Gerald Martian 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 Gerald Martian?
Gerald Martian has a dam height of 19 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.