Chippewa River
Key Takeaway
Chippewa River is classified as significant hazard in Minnesota. It was completed in 1870 and is 156 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 23 ft (taller than 68.4% in MN) |
| Dam Length | 250 ft |
| Dam Type | Gravity |
| Max Storage | 180 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 105 sq mi |
| Max Discharge | 725 cfs |
| Year Completed | 1870 (156 years old) |
| NID ID | MN00559 |
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
County of Pope
Local Government
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Low Hazard 6 ftFrequently Asked Questions
What is the hazard classification of Chippewa River?
Chippewa River 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 Chippewa River?
Chippewa River is owned by County of Pope (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Chippewa River built?
Chippewa River was completed in 1870, making it 156 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 Chippewa River?
Chippewa River 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 Chippewa River?
Chippewa River has a dam height of 23 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 Chippewa River last inspected?
Chippewa River was last inspected on August 30, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.