Upper Michigan
Key Takeaway
Upper Michigan is classified as low hazard in Colorado. It was completed in 1889 and is 137 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 21 ft (taller than 40.7% in CO) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 107 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 480 cfs |
| Year Completed | 1889 (137 years old) |
| NID ID | CO02006 |
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
FRED C. BARTLE JR. LIVING TRUST (KASPAREK, GREG)
Private
Nearby Dams
Lower Michigan
Park, CO
Low Hazard 20 ftJefferson Lake
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High Hazard 30 ftLininger Lake
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Low Hazard 12 ftJames Tingle
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High Hazard 26 ftGoose Pasture Tarn
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High Hazard 57 ftTarryall Ranch Reservoir Dam
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Low Hazard 21 ftSawmill
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Significant Hazard 17 ftMontgomery
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High Hazard 108 ftFrequently Asked Questions
What is the hazard classification of Upper Michigan?
Upper Michigan 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 Upper Michigan?
Upper Michigan is owned by FRED C. BARTLE JR. LIVING TRUST (KASPAREK, GREG) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Michigan built?
Upper Michigan was completed in 1889, making it 137 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 Upper Michigan?
Upper Michigan serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Upper Michigan?
Upper Michigan has a dam height of 21 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 Upper Michigan last inspected?
Upper Michigan was last inspected on August 29, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.