Pittsford Mill Dam
Pittsford Mill Dam is an earth dam located in Hillsdale County, Michigan, built in 1872. It carries a Low hazard potential classification.
About Pittsford Mill Dam
The primary purpose of Pittsford Mill Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jay J. Smith (private). It impounds the East Branch St Joseph River near Pioneer Ohio.
The dam stands 14 feet tall and stretches 200 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 75 acre-feet. Completed in 1872, 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 12/07/1988. That was over 37 years ago.
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Location
| State | Michigan |
| County | Hillsdale |
| Nearest City | Pioneer Ohio |
| River/Stream | East Branch St Joseph River |
| Coordinates | 41.83620, -84.47725 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 200 ft |
| Year Completed | 1872 (154 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 1,400 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Jay J. Smith |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/07/1988 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00085 |
| Federal ID | MI00085 |
| More Info | State Dam Safety Program |