Fawn River Mill Dam is an earth dam located in St. Joseph County, Michigan, built in 1830. It carries a Low hazard potential classification.
Dam profile
NID height · 14 ft14 ft tall and 625 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Fawn River Mill Dam
The primary purpose of Fawn River Mill Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Judy Disney (private). It impounds the Fawn River near Fawn River.
The dam stands 14 feet tall and stretches 625 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 200 acre-feet. Completed in 1830, 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 | St. Joseph |
| Nearest City | Fawn River |
| River/Stream | Fawn River |
| Coordinates | 41.78333, -85.34333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 625 ft |
| Year Completed | 1830 (196 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 15 acres |
| Max Discharge | 2,350 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Judy Disney |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/01/1901 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00366 |
| Federal ID | MI00366 |
| More Info | State Dam Safety Program |