Millecoquins Creek Dam
Millecoquins Creek Dam is an earth dam located in Mackinac County, Michigan, built in 1965. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Millecoquins Creek Dam
The primary purpose of Millecoquins Creek Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mdnr Fisheries (state). It impounds the Trib Upper Millecoquin River.
The dam stands 18 feet tall and stretches 144 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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 08/14/2018.
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Location
| State | Michigan |
| County | Mackinac |
| Nearest City | None |
| River/Stream | Trib Upper Millecoquin River |
| Coordinates | 46.23550, -85.53047 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 144 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 64 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MDNR Fisheries |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/14/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00386 |
| Federal ID | MI00386 |
| More Info | State Dam Safety Program |