Pisgah
Key Takeaway
Pisgah is classified as low hazard in Minnesota. It was completed in 1918 and is 108 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 26 ft (taller than 74.2% in MN) |
| Dam Length | 493 ft |
| Dam Type | Gravity |
| Max Storage | 250 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 70 acres |
| Drainage Area | 1,355 sq mi |
| Max Discharge | 2,430 cfs |
| Year Completed | 1918 (108 years old) |
| NID ID | MN00197 |
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
Otter Tail Power Company
Public Utility
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Pisgah?
Pisgah 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 Pisgah?
Pisgah is owned by Otter Tail Power Company (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pisgah built?
Pisgah was completed in 1918, making it 108 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 Pisgah?
Pisgah serves the following purposes: Hydroelectric, Fish And Wildlife Pond, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Pisgah?
Pisgah has a dam height of 26 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 Pisgah last inspected?
Pisgah was last inspected on September 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.