WASHINGTON COUNTY
OperatingNatural Gas power plant
- Capacity
- 796 MW
- Primary fuel
- Natural Gas
- County
- Washington County
- Operator
- CAMS MACKINAW POWER OPERATIONS LLC
- Status
- Operating
- Commissioned
- 2003
- EIA plant ID
- 55332
- Generators
- 4
- Technology
- Natural Gas Fired Combustion Turbine
- Net generation (2024)
- 172 GWh
- Capacity factor (2024, EIA nameplate)
- 2.5%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 33.0922, -82.9800
WASHINGTON COUNTY, a 796 MW Natural Gas power plant in Washington County, Georgia. Operated by CAMS MACKINAW POWER OPERATIONS LLC, commissioned 2003.
How WASHINGTON COUNTY compares
With 796 MW of capacity, WASHINGTON COUNTY ranks 14th among the 104 operating power plants Bywatts maps in Georgia and 7th of the 26 operating Natural Gas plants in the state. It accounts for about 5.4% of Georgia's operating Natural Gas capacity and 2.2% of all operating capacity in the state. Nationally it is the 156th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2003, it is newer than 85% of the 101 operating Georgia plants with a recorded commissioning year. Its operator, CAMS MACKINAW POWER OPERATIONS LLC, runs 5 operating plants in Georgia totaling 2,964 MW. It shares Washington County with 2 other operating plants, SANDERSVILLE ENERGY FACILITY and AZALEA SOLAR POWER FACILITY.
EIA-860 lists 4 generators at the site with 796 MW of nameplate capacity, all natural gas fired combustion turbine technology. Net generation was 172 GWh in 2024 (a 2.5% capacity factor), down 57% from 2022.
Grid neighborhood
The closest transmission line found within 10 miles is a 230 kV line owned by GEORGIA TRANSMISSION CORP, under 0.1 miles away. Another 3 operating power plants totaling 1,058 MW sit within 25 miles; the largest is SANDERSVILLE ENERGY FACILITY (692 MW, Natural Gas).
Computed by Bywatts from HIFLD power plant and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology
Weather peril exposure
WASHINGTON COUNTY is a 796 MW natural gas power plant in Washington County, GA, operated by CAMS MACKINAW POWER OPERATIONS LLC, commissioned in 2003. Washington County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.0 of 5 at the 26th national percentile. Lightning is the leading peril, rated Relatively Low by FEMA at the 88th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Washington County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Lightning | Relatively Low | 88th | 4.5 of 5 | 61.8 |
| Hurricane | Relatively Low | 79th | 4.2 of 5 | 0.08 |
| Earthquake | Relatively Low | 74th | 3.9 of 5 | <0.01 |
| Ice storm | Relatively Low | 60th | 3.4 of 5 | 0.66 |
| Wildfire | Very Low | 44th | 2.8 of 5 | <0.01 |
| Tornado | Relatively Low | 43rd | 2.7 of 5 | 0.33 |
| Heat wave | Relatively Low | 37th | 2.5 of 5 | 7.4 |
| Strong wind | Relatively Low | 37th | 2.5 of 5 | 2.2 |
| Hail | Relatively Low | 33rd | 2.3 of 5 | 2.5 |
| Winter weather | Very Low | 30th | 2.2 of 5 | 0.79 |
| Riverine flooding | Very Low | 8th | 1.3 of 5 | 0.32 |
Perils not assessed in Washington County
These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.
| Peril | Why it is not scored |
|---|---|
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Washington County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.