Lake Manitou Dam
Lake Manitou Dam is an earth dam located in Shiawassee County, Michigan, built in 1973. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Lake Manitou Dam
The primary purpose of Lake Manitou Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Manitou Residents Association (private). It impounds the Tributary To Spring Brook near Ovid.
The dam stands 12 feet tall and stretches 370 feet across, creates a reservoir covering 80 acres, has a maximum storage capacity of 470 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1973, the structure is well into its service life at over 50 years old.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/08/2016.
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Location
| State | Michigan |
| County | Shiawassee |
| Nearest City | Ovid |
| River/Stream | Tributary To Spring Brook |
| Coordinates | 42.92833, -84.20167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 370 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 470 acre-ft |
| Max Storage | 470 acre-ft |
| Normal Storage | 300 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 520 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lake Manitou Residents Association |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/08/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00401 |
| Federal ID | MI00401 |
| More Info | State Dam Safety Program |