Hickman Dam
Key Takeaway
Hickman Dam is classified as low hazard in South Dakota. It was completed in 1939 and is 87 years old. Its primary use is recreation.
Physical Details
| Dam Height | 28 ft (taller than 77.7% in SD) |
| Dam Length | 520 ft |
| Dam Type | Earth |
| Max Storage | 450 acre-ft |
| Normal Storage | 184 acre-ft |
| Surface Area | 31 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,527 cfs |
| Year Completed | 1939 (87 years old) |
| NID ID | SD00324 |
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
S&PL
State Government
Nearby Dams
Mikkelson Dam
Marshall, SD
Low Hazard 23 ftPeters Dam
Marshall, SD
Low Hazard 23 ftPerson #1
Marshall, SD
Significant Hazard 21 ftOgren Dam
Marshall, SD
Low Hazard 24 ftPenrhos Farms #5
Marshall, SD
Low Hazard 14 ftOgren Dam No. 2
Marshall, SD
Low Hazard 22 ftPenrhos Farms #2
Marshall, SD
Low Hazard 22 ftPenrhos Farms #1
Marshall, SD
Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Hickman Dam?
Hickman 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 Hickman Dam?
Hickman Dam is owned by S&PL (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hickman Dam built?
Hickman Dam was completed in 1939, making it 87 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 Hickman Dam?
Hickman Dam 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 Hickman Dam?
Hickman Dam has a dam height of 28 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.
When was Hickman Dam last inspected?
Hickman Dam was last inspected on November 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.