Corn Creek Dam
Key Takeaway
Corn Creek Dam is classified as significant hazard in South Dakota. It was completed in 1935 and is 91 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 29 ft (taller than 82.6% in SD) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 460 acre-ft |
| Normal Storage | 352 acre-ft |
| Max Discharge | 3,200 cfs |
| Year Completed | 1935 (91 years old) |
| NID ID | SD01466 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
ROSEBUD SIOUX TRIBE
Federal Government
Nearby Dams
Berry Dam
Mellette, SD
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Low Hazard 29 ftBronson #1
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Low Hazard 24 ftBronson #2
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Low Hazard 35 ftSd Noname 183
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Low Hazard 20 ftRassmussen #1
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Low Hazard 24 ftKarrels Dam
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Corn Creek Dam?
Corn Creek Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Corn Creek Dam?
Corn Creek Dam is owned by ROSEBUD SIOUX TRIBE (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Corn Creek Dam built?
Corn Creek Dam was completed in 1935, making it 91 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 Corn Creek Dam?
Corn Creek Dam serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Corn Creek Dam?
Corn Creek Dam has a dam height of 29 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.