Lake Le-ann North Dam
Lake Le-ann North Dam is an earth dam located in Jackson County, Michigan, built in 1961. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Lake Le-ann North Dam
The primary purpose of Lake Le-ann North Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Hillsdale County Drain Commissioner (private). It impounds the Grand River near Liberty.
The dam stands 27 feet tall and stretches 350 feet across, creates a reservoir covering 200 acres, has a maximum storage capacity of 1,200 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1961, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/02/2019.
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Location
| State | Michigan |
| County | Jackson |
| Nearest City | Liberty |
| River/Stream | Grand River |
| Coordinates | 42.07313, -84.42677 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 350 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 1,200 acre-ft |
| Max Storage | 1,200 acre-ft |
| Normal Storage | 800 acre-ft |
| Surface Area | 200 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 174 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Hillsdale County Drain Commissioner |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/02/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MI00080 |
| Federal ID | MI00080 |
| More Info | State Dam Safety Program |