H. Hulm
Key Takeaway
H. Hulm is classified as low hazard in South Dakota. It was completed in 1938 and is 88 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 25 ft (taller than 57.4% in SD) |
| Dam Length | 370 ft |
| Dam Type | Earth |
| Max Storage | 80 acre-ft |
| Normal Storage | 40 acre-ft |
| Max Discharge | 1,525 cfs |
| Year Completed | 1938 (88 years old) |
| NID ID | SD00895 |
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
H. HULM
Private
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of H. Hulm?
H. 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 H. Hulm?
H. Hulm is owned by H. HULM (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was H. Hulm built?
H. Hulm was completed in 1938, making it 88 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 H. Hulm?
H. 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 H. Hulm?
H. Hulm 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.