Upjohn Dam
Upjohn Dam is an earth dam located in Kalamazoo County, Michigan, built in 1845. It carries a Low hazard potential classification.
About Upjohn Dam
The primary purpose of Upjohn Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Upjohn Company (private). It impounds the Castle Creek near Galesburg.
The dam stands 9 feet tall and stretches 100 feet across, creates a reservoir covering 2 acres, and has a maximum storage capacity of 90 acre-feet. Completed in 1845, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 01/01/1901. That was over 125 years ago.
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Location
| State | Michigan |
| County | Kalamazoo |
| Nearest City | Galesburg |
| River/Stream | Castle Creek |
| Coordinates | 42.27500, -85.42000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 100 ft |
| Year Completed | 1845 (181 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 2 acres |
| Max Discharge | 190 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Upjohn Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 01/01/1901 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00564 |
| Federal ID | MI00564 |
| More Info | State Dam Safety Program |