PINCKNEYVILLE
OperatingNatural Gas power plant
- Capacity
- 380 MW
- Primary fuel
- Natural Gas
- County
- Perry County
- Operator
- UNION ELECTRIC CO - (MO)
- Status
- Operating
- Commissioned
- 2000
- EIA plant ID
- 55202
- Generators
- 8
- Technology
- Natural Gas Fired Combustion Turbine
- Net generation (2024)
- 79.8 GWh
- Capacity factor (2024, EIA nameplate)
- 2.4%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 38.1114, -89.3464
PINCKNEYVILLE, a 380 MW Natural Gas power plant in Perry County, Illinois. Operated by UNION ELECTRIC CO - (MO), commissioned 2000.
How PINCKNEYVILLE compares
With 380 MW of capacity, PINCKNEYVILLE ranks 28th among the 158 operating power plants Bywatts maps in Illinois and 16th of the 50 operating Natural Gas plants in the state. It accounts for about 2.6% of Illinois's operating Natural Gas capacity and 0.9% of all operating capacity in the state. Nationally it is the 392nd-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2000, it is newer than 51% of the 150 operating Illinois plants with a recorded commissioning year. Its operator, UNION ELECTRIC CO - (MO), runs 5 operating plants in Illinois totaling 2,376 MW.
EIA-860 lists 8 generators at the site with 380 MW of nameplate capacity, all natural gas fired combustion turbine technology. Net generation was 79.8 GWh in 2024 (a 2.4% capacity factor). Its generators came online between 2000 and 2001.
Grid neighborhood
The closest transmission line found within 10 miles is a 230 kV line owned by AMEREN ILLINOIS COMPANY, under 0.1 miles away. One other operating power plant sits within 25 miles: PRAIRIE STATE GENERATNG STATION (1,766 MW).
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
PINCKNEYVILLE is a 380 MW natural gas power plant in Perry County, IL, operated by UNION ELECTRIC CO - (MO), commissioned in 2000. Perry County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.8 of 5 at the 69th national percentile. Earthquake is the leading peril, rated Relatively Moderate by FEMA at the 96th 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.
Perry County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Earthquake | Relatively Moderate | 96th | 4.8 of 5 | <0.01 |
| Winter weather | Relatively Moderate | 92nd | 4.7 of 5 | 8.2 |
| Strong wind | Relatively Moderate | 88th | 4.5 of 5 | 5.3 |
| Hail | Relatively Low | 73rd | 3.9 of 5 | 4.3 |
| Lightning | Relatively Low | 71st | 3.8 of 5 | 52.1 |
| Tornado | Relatively Low | 53rd | 3.1 of 5 | 0.37 |
| Heat wave | Relatively Moderate | 46th | 2.8 of 5 | 10.3 |
| Riverine flooding | Relatively Low | 40th | 2.6 of 5 | 1.9 |
| Ice storm | Relatively Low | 38th | 2.5 of 5 | 0.48 |
| Hurricane | Very Low | 35th | 2.4 of 5 | 0.02 |
| Wildfire | Very Low | 16th | 1.6 of 5 | <0.01 |
Perils not assessed in Perry 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 Perry 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.