Sorum Dam
Key Takeaway
Sorum Dam 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 | 33 ft (taller than 92.4% in SD) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 2.0K acre-ft |
| Normal Storage | 1.2K acre-ft |
| Max Discharge | 400 cfs |
| Year Completed | 1934 (92 years old) |
| Year Modified | 1999 |
| NID ID | SD00925 |
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
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Sorum Dam?
Sorum 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 Sorum Dam?
Sorum Dam is owned by S&PL (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sorum Dam built?
Sorum Dam 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 Sorum Dam?
Sorum 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 Sorum Dam?
Sorum Dam has a dam height of 33 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 Sorum Dam last inspected?
Sorum Dam was last inspected on December 18, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.