Mathis Lake Dam (lower)
Mathis Lake Dam (lower) is an earth dam located in DeKalb County, Georgia, built in 1949. It carries a Low hazard potential classification.
About Mathis Lake Dam (lower)
The primary purpose of Mathis Lake Dam (lower) is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Renaissance Lakes Community (private). It impounds the Unknown near Decatur.
The dam stands 37 feet tall and stretches 375 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 55 acre-feet. Completed in 1949, the structure is well-established, with more than 75 years of service.
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 09/01/2005. That was over 20 years ago.
At 37 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Georgia |
| County | DeKalb |
| Nearest City | Decatur |
| River/Stream | Unknown |
| Coordinates | 33.70556, -84.25778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 375 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 4 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Renaissance Lakes Community |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/01/2005 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA03918 |
| Federal ID | GA03918 |
| More Info | State Dam Safety Program |