Georgia John Farms Dam is an earth dam located in Mecosta County, Michigan, built in 1972. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 15 ft15 ft tall and 1,640 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 Georgia John Farms Dam
The primary purpose of Georgia John Farms Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Robert Clark (private). It impounds the Tanner Creek near Mount Pleasant.
The dam stands 15 feet tall and stretches 1,640 feet across, creates a reservoir covering 45 acres, has a maximum storage capacity of 348 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1972, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/01/2002. That was over 24 years ago.
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Location
| State | Michigan |
| County | Mecosta |
| Nearest City | Mount Pleasant |
| River/Stream | Tanner Creek |
| Coordinates | 43.71667, -85.11667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 1,640 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 348 acre-ft |
| Max Storage | 348 acre-ft |
| Normal Storage | 247 acre-ft |
| Surface Area | 45 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,125 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Robert Clark |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/01/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00463 |
| Federal ID | MI00463 |
| More Info | State Dam Safety Program |