Hulm
Key Takeaway
Hulm is classified as low hazard in South Dakota. It was completed in 1956 and is 70 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 18 ft (taller than 24.1% in SD) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 162 acre-ft |
| Normal Storage | 97 acre-ft |
| Max Discharge | 3,150 cfs |
| Year Completed | 1956 (70 years old) |
| NID ID | SD00778 |
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
JOE HULM
Private
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Hulm?
Hulm 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 Hulm?
Hulm is owned by JOE HULM (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hulm built?
Hulm was completed in 1956, making it 70 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 Hulm?
Hulm 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 Hulm?
Hulm has a dam height of 18 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.