Oak Grove Millpond Dam is an earth dam located in Livingston County, Michigan, built in 1850. It carries a Significant hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 300 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Oak Grove Millpond Dam
The primary purpose of Oak Grove Millpond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Joseph Lieberman (private). It impounds the Bogue Creek near Oak Grove.
The dam stands 20 feet tall and stretches 300 feet across, creates a reservoir covering 49 acres, has a maximum storage capacity of 430 acre-feet, and collects water from a drainage area of 35 square miles. Completed in 1850, the structure is one of the older dams in the region, with over a century and a half 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. The most recent inspection on record was 01/09/1997. That was over 29 years ago.
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Location
| State | Michigan |
| County | Livingston |
| Nearest City | Oak Grove |
| River/Stream | Bogue Creek |
| Coordinates | 42.70167, -83.93667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 300 ft |
| Year Completed | 1850 (176 years old) |
Storage & Hydraulics
| NID Storage | 430 acre-ft |
| Max Storage | 430 acre-ft |
| Normal Storage | 125 acre-ft |
| Surface Area | 49 acres |
| Drainage Area | 35 sq mi |
| Max Discharge | 1,400 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Joseph Lieberman |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 01/09/1997 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MI00754 |
| Federal ID | MI00754 |
| More Info | State Dam Safety Program |