Grand Mere Lake Level Control Structure
Grand Mere Lake Level Control Structure is a gravity dam located in Berrien County, Michigan, built in 2007. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Grand Mere Lake Level Control Structure
The primary purpose of Grand Mere Lake Level Control Structure is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Berrien County Drain Commissioner (private). It impounds the Valley Drain.
The dam stands 8 feet tall and stretches 50 feet across, creates a reservoir covering 68 acres, has a maximum storage capacity of 400 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 2007, the structure is relatively new.
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 12/04/2020.
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Location
| State | Michigan |
| County | Berrien |
| River/Stream | Valley Drain |
| Coordinates | 42.01643, -86.54339 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 50 ft |
| Year Completed | 2007 (19 years old) |
Storage & Hydraulics
| NID Storage | 400 acre-ft |
| Max Storage | 400 acre-ft |
| Normal Storage | 95 acre-ft |
| Surface Area | 68 acres |
| Drainage Area | 5 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Berrien County Drain Commissioner |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/04/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00952 |
| Federal ID | MI00952 |
| More Info | State Dam Safety Program |