Upper Mulberry River WS Str. # 7
Key Takeaway
Upper Mulberry River WS Str. # 7 is classified as high hazard in Georgia. It was completed in 1980 and is 46 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 44 ft (taller than 93.9% in GA) |
| Dam Type | Earth |
| Max Storage | 1.8K acre-ft |
| Year Completed | 1980 (46 years old) |
| Year Modified | 2009 |
| NID ID | GA05328 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Gwinnett County Board of Commissioners
Local Government
Nearby Dams
Dover Dam
Gwinnett, GA
Low Hazard 28 ftUpper Mulberry River WS Str. # 11
Gwinnett, GA
High Hazard 46 ftHamilton Mill Lake Dam
Gwinnett, GA
Unknown 24 ftCrossland-Universal Lake Dam
Gwinnett, GA
Unknown 25 ftSterling On The Lake Dam #1
Hall, GA
High Hazard 27 ftMulberry Lake Dam
Gwinnett, GA
High Hazard 34 ftOglesby Lake Dam (Upper)
Barrow, GA
Low Hazard 22 ftByrnes Lake Dam
Gwinnett, GA
Low Hazard 40 ftFrequently Asked Questions
What is the hazard classification of Upper Mulberry River WS Str. # 7?
Upper Mulberry River WS Str. # 7 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Upper Mulberry River WS Str. # 7?
Upper Mulberry River WS Str. # 7 is owned by Gwinnett County Board of Commissioners (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Mulberry River WS Str. # 7 built?
Upper Mulberry River WS Str. # 7 was completed in 1980, making it 46 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Upper Mulberry River WS Str. # 7?
Upper Mulberry River WS Str. # 7 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Upper Mulberry River WS Str. # 7?
Upper Mulberry River WS Str. # 7 has a dam height of 44 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Upper Mulberry River WS Str. # 7 last inspected?
Upper Mulberry River WS Str. # 7 was last inspected on March 9, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.