Atlanta Dam
Atlanta Dam is an earth dam located in Montmorency County, Michigan, built in 1920. It carries a Low hazard potential classification.
About Atlanta Dam
The primary purpose of Atlanta Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Village Of Atlanta (private). It impounds the Thunderbay River near Atlanta.
The dam stands 15 feet tall and stretches 300 feet across, creates a reservoir covering 94 acres, and has a maximum storage capacity of 965 acre-feet. Completed in 1920, the structure is over a century 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. The most recent inspection on record was 09/13/2018.
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Location
| State | Michigan |
| County | Montmorency |
| Nearest City | Atlanta |
| River/Stream | Thunderbay River |
| Coordinates | 45.00333, -84.14500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 300 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 965 acre-ft |
| Max Storage | 965 acre-ft |
| Normal Storage | 615 acre-ft |
| Surface Area | 94 acres |
| Max Discharge | 950 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Village of Atlanta |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/13/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00226 |
| Federal ID | MI00226 |
| More Info | State Dam Safety Program |