Gehrke Dam is an earth dam located in Oakland County, Michigan, built in 1913. It carries a Significant hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 150 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 Gehrke Dam
Gehrke Dam is a dam in Oakland, Michigan. The dam is owned by Anmar Inc. (private). It impounds the Tibutary to Stoney Creek near Rochester.
The dam stands 18 feet tall and stretches 150 feet across, creates a reservoir covering 3 acres, and has a maximum storage capacity of 60 acre-feet. Completed in 1913, the structure is over a century 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. The most recent inspection on record was 01/01/1901. That was over 125 years ago.
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Location
| State | Michigan |
| County | Oakland |
| Nearest City | Rochester |
| River/Stream | Tibutary to Stoney Creek |
| Coordinates | 42.49000, -83.12000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 150 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 3 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Anmar Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 01/01/1901 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00250 |
| Federal ID | MI00250 |
| More Info | State Dam Safety Program |