North Lansing Dam
North Lansing Dam is a gravity dam located in Ingham County, Michigan, built in 1936. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About North Lansing Dam
The primary purpose of North Lansing Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lansing Board Of Water & Light (public utility). It impounds the Grand River near Lansing.
The dam stands 20 feet tall and stretches 252 feet across, creates a reservoir covering 92 acres, has a maximum storage capacity of 1,810 acre-feet, and collects water from a drainage area of 1,230 square miles. Completed in 1936, the structure is well-established, with more than 75 years of service.
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 07/06/2017.
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Location
| State | Michigan |
| County | Ingham |
| Nearest City | Lansing |
| River/Stream | Grand River |
| Coordinates | 42.74570, -84.55001 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 252 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 1,810 acre-ft |
| Max Storage | 1,810 acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 92 acres |
| Drainage Area | 1,230 sq mi |
| Max Discharge | 17,700 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lansing Board of Water & Light |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/06/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MI00540 |
| Federal ID | MI00540 |
| More Info | State Dam Safety Program |