Gruenig Dam
Key Takeaway
Gruenig Dam is classified as significant hazard in South Dakota. It was completed in 1952 and is 74 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 33.7% in SD) |
| Dam Length | 550 ft |
| Dam Type | Earth |
| Max Storage | 96 acre-ft |
| Normal Storage | 54 acre-ft |
| Max Discharge | 400 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | SD00205 |
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
VERNON GRUENIG
Private
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What is the hazard classification of Gruenig Dam?
Gruenig 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 Gruenig Dam?
Gruenig Dam is owned by VERNON GRUENIG (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gruenig Dam built?
Gruenig Dam was completed in 1952, making it 74 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 Gruenig Dam?
Gruenig Dam 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 Gruenig Dam?
Gruenig Dam has a dam height of 20 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.