Upjohn Dam
Key Takeaway
Upjohn Dam is classified as low hazard in Michigan. It was completed in 1845 and is 181 years old. Its primary use is recreation.
Physical Details
| Dam Height | 9 ft (taller than 14.1% in MI) |
| Dam Length | 100 ft |
| Dam Type | Earth |
| Max Storage | 90 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 190 cfs |
| Year Completed | 1845 (181 years old) |
| NID ID | MI00564 |
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
Upjohn Company
Private
Nearby Dams
Taylor Dam
Kalamazoo, MI
Low Hazard 13 ftCooks Mill Dam
Kalamazoo, MI
Low Hazard 18 ftHowlandsburg Dam
Kalamazoo, MI
Significant Hazard 16 ftWhitford Lake Dam
Kalamazoo, MI
Low Hazard 8 ftMorrow
Kalamazoo, MI
High Hazard 26 ftJackson Hole Dam
Kalamazoo, MI
Low Hazard 9 ftScotts Mill Dam
Kalamazoo, MI
Significant Hazard 19 ftMitchell Dam
Kalamazoo, MI
Low Hazard 9 ftFrequently Asked Questions
What is the hazard classification of Upjohn Dam?
Upjohn Dam 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 Upjohn Dam?
Upjohn Dam is owned by Upjohn Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upjohn Dam built?
Upjohn Dam was completed in 1845, making it 181 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 Upjohn Dam?
Upjohn Dam 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 Upjohn Dam?
Upjohn Dam has a dam height of 9 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 Upjohn Dam last inspected?
Upjohn Dam was last inspected on January 1, 1901. Inspection dates indicate when a formal review occurred, not the results of that inspection.