Brightwater Lake Dam, also known as Lost Mountain Sportsmen Lake Dam, is a private dam located in Dallas, Georgia.
Wind
Humidity
Completed in 1957, this Earth-type dam serves primarily for recreational purposes, offering a serene spot for water enthusiasts to enjoy. It stands at a height of 27 feet and spans 384 feet in length, creating a reservoir with a storage capacity of 113 acre-feet and a surface area of 7.3 acres.
Situated on Powder Springs Creek within the Mobile District of the US Army Corps of Engineers, Brightwater Lake Dam is regulated by the Georgia Safe Dams Program. Despite being classified as having a high hazard potential, the dam is currently deemed to be in satisfactory condition following its last inspection in March 2019. With a moderate risk assessment rating, measures for risk management and emergency preparedness are yet to be fully determined, highlighting the ongoing need for vigilance and maintenance to ensure the safety and functionality of this important water resource structure for the local community and environment.
Year Completed |
1957 |
Dam Length |
384 |
Dam Height |
27 |
River Or Stream |
Powder Springs Creek |
Primary Dam Type |
Earth |
Surface Area |
7.3 |
Drainage Area |
230 |
Nid Storage |
113 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
27 |
Noses Creek At Powder Springs Rd
|
21cfs |
Sweetwater Creek Near Austell
|
156cfs |
Etowah River At Ga 61
|
2120cfs |
Noonday Creek At Hawkins Store Rd
|
46cfs |
Noonday Creek At Shallowford Road
|
47cfs |
Etowah River At Allatoona Dam
|
4430cfs |
| Location | Reservations | Toilets |
|---|---|---|
World Famous Lake Military - Atlanta NAS
|
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Old Hwy 41 - Allatoona Lake
|
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Lake Allatoona Military - Fort McPherson
|