Located in Berrien, Michigan, the Grand Mere Lake Level Control Structure is a gravity dam completed in 2007 with a primary purpose of recreation.
Wind
Humidity
Standing at 8.1 feet in height, the dam boasts a storage capacity of 400 acre-feet and a normal storage level of 95 acre-feet. The structure controls the water level in Grand Mere Lake, ensuring a safe and enjoyable environment for water resource and climate enthusiasts.
With a spillway width of 10 feet and an uncontrolled spillway type, the Grand Mere Lake Level Control Structure has a low hazard potential and is assessed to be in satisfactory condition as of the last inspection in December 2020. The structure, which overlooks the Valley Drain, covers a surface area of 68 acres and serves as a vital component for maintaining the ecological balance of the surrounding area. Despite being privately owned, the dam plays a crucial role in water management and flood control in the region.
While not regulated by the state, the Grand Mere Lake Level Control Structure is monitored for its risk assessment, which has been classified as moderate. With a designated inspection frequency of 5 years, the structure is equipped with emergency protocols for any unforeseen events. Overall, the dam stands as a testament to the importance of sustainable water resource management and the preservation of natural habitats in Michigan.
Year Completed |
2007 |
Dam Length |
50 |
Dam Height |
8.1 |
River Or Stream |
Valley Drain |
Primary Dam Type |
Gravity |
Surface Area |
68 |
Hydraulic Height |
5.5 |
Drainage Area |
5.6 |
Nid Storage |
400 |
Structural Height |
8.1 |
Hazard Potential |
Low |
Nid Height |
8 |
Galien River Near Sawyer
|
38cfs |
Paw Paw River At Riverside
|
373cfs |
Dowagiac River At Sumnerville
|
273cfs |
St. Joseph River At Niles
|
2070cfs |
Juday Creek Near South Bend
|
5cfs |
Trail Creek At Michigan City
|
64cfs |
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