Atlanta Dam, also known as Thunder Bay River Dam, is a privately owned structure located in Atlanta, Michigan.
Wind
Humidity
Completed in 1920, this earth dam stands at a height of 15 feet and stretches 300 feet in length, serving primarily for recreational purposes. Situated on the Thunderbay River, the dam has a storage capacity of 965 acre-feet and a maximum discharge of 950 cubic feet per second.
Despite its low hazard potential, Atlanta Dam has been labeled as a high-risk structure due to its very high risk assessment rating. The dam is regulated, permitted, inspected, and enforced by the Michigan Department of Environment, Great Lakes, and Energy (DEGLE). With a controlled spillway width of 48 feet, the dam's condition assessment is currently not rated, and it has not been assigned a Dam Safety Action Classification (DSAC) date.
Although Atlanta Dam poses a low hazard potential, its elevated risk assessment highlights the importance of ongoing monitoring and maintenance. Given its scenic location and recreational value, this dam on the Thunderbay River serves as a vital piece of infrastructure in Montmorency County, Michigan. enthusiasts of water resources and climate will find the unique characteristics and management of Atlanta Dam to be of significant interest.
Year Completed |
1920 |
Dam Length |
300 |
Dam Height |
15 |
River Or Stream |
Thunderbay River |
Primary Dam Type |
Earth |
Surface Area |
94 |
Hydraulic Height |
15 |
Nid Storage |
965 |
Structural Height |
15 |
Hazard Potential |
Low |
Nid Height |
15 |