Summary of Electricity Activity in Cobb County, GA
Summary of Cobb County, GA Generation
Cobb County, GA is ranked #32 out of 2,193 U.S. counties nationwide and #2 out of 96 Georgia counties in terms of total annual net electricity generation.
| Annual Generation | 18.3 TWh |
|---|---|
| Annual Consumption | 135.4 M MMBtu |
| Last Update | May 2026 |
| Power Plants | 6 |
| Companies on File | 4 |
Map of Top Producing Plants in Cobb County, GA
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Annual Net Generation From natural gas power
18.3 TWh
National Rank in Terms of natural gas Net Electricity Generation
#5 /927 U.S. Counties
State Rank in Terms of natural gas Net Electricity Generation
#1 /30 Georgia Counties
Monthly Net Generation for Cobb County, GA
Monthly Plant Fuel Consumption for Cobb County, GA
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #2 / 96 | #32 / 2193 | 18.29 TWh | 135.41 M MMBtu |
| Natural Gas | #1 / 30 | #5 / 927 | 18.29 TWh | 135.40 M MMBtu |
| Solar | #71 / 75 | #1220 / 1317 | 2.16 GWh | 7.76 k MMBtu |
| Distillate Fuel Oil | #15 / 23 | #421 / 741 | 355.04 MWh | 7.50 k MMBtu |
Power Plants in Cobb County, GA
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| Jack McDonough | Georgia Power Co | 18.3 TWh | 135.4 M MMBtu | Natural Gas |
| Solar BESS Hybrid | Cobb Electric Membership Corporation | 2.2 GWh | 9.1 k MMBtu | Solar : 95.3% Natural Gas : 4.7% |
| 3200 Wildwood Plaza | Cousins Properties Incorporated | 0.0 Wh | 0 MMBtu | No Information Available |
| Allatoona Substation #10 | Cobb Electric Membership Corporation | 0.0 Wh | 0 MMBtu | No Information Available |
| Atkinson | Georgia Power Co | 0.0 Wh | 0 MMBtu | No Information Available |
| Riverwood 100 Building | Highwoods Properties | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #66 | Bartow County | 12.9 TWh | 3 |
| #674 | Coweta County | 1.2 TWh | 1 |
| #2168 | DeKalb County | 51.1 MWh | 5 |
| #2001 | Douglas County | 5.3 GWh | 1 |
| - | Floyd County | -36.4 GWh | 3 |
| #1423 | Forsyth County | 142.6 GWh | 1 |
| #1582 | Fulton County | 76.9 GWh | 14 |
| #1917 | Gordon County | 10.2 GWh | 2 |
| #1645 | Gwinnett County | 55.8 GWh | 2 |
| #1038 | Polk County | 437.0 GWh | 7 |
Electricity Generation for Cities Located in Cobb County, GA
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #127 | Marietta, GA | 2.2 GWh | 1 |
| #2 | Smyrna, GA | 18.3 TWh | 2 |