CONEMAUGH
OperatingCoal power plant
- Capacity
- 1,884 MW
- Primary fuel
- Coal
- County
- Indiana County
- Operator
- GENON NORTHEAST MANAGEMENT COMPANY
- Status
- Operating
- Commissioned
- 1970
- EIA plant ID
- 3118
- Generators
- 6
- Technology
- Conventional Steam Coal
- Net generation (2024)
- 3,587 GWh
- Capacity factor (2024, EIA nameplate)
- 21%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 40.3846, -79.0605
CONEMAUGH, a 1,884 MW Coal power plant in Indiana County, Pennsylvania. Operated by GENON NORTHEAST MANAGEMENT COMPANY, commissioned 1970.
How CONEMAUGH compares
With 1,884 MW of capacity, CONEMAUGH ranks 4th among the 170 operating power plants Bywatts maps in Pennsylvania and is the largest of the 20 operating Coal plants in the state. It accounts for about 18% of Pennsylvania's operating Coal capacity and 4.8% of all operating capacity in the state. Nationally it is the 39th-largest of the 324 operating Coal plants in the database. Commissioned in 1970, it is older than 84% of the 168 operating Pennsylvania plants with a recorded commissioning year. Its operator, GENON NORTHEAST MANAGEMENT COMPANY, runs 2 operating plants in Pennsylvania totaling 3,768 MW. It shares Indiana County with 2 other operating plants, SEWARD and INDIANA UNIVERSITY OF PENNSYLVANIA.
EIA-860 lists 6 generators at the site with 1,963 MW of nameplate capacity, mainly conventional steam coal technology. Net generation was 3,587 GWh in 2024 (a 21% capacity factor), down 37% from 2022. Its generators came online between 1970 and 1971.
Grid neighborhood
The nearest named substation is CONEMAUGH (500 kV), about 0.4 miles away; the closest transmission line found within 10 miles is a 500 kV line owned by PENNSYLVANIA ELECTRIC CO, under 0.1 miles away. Another 10 operating power plants totaling 3,539 MW sit within 25 miles; the largest is KEYSTONE (1,884 MW, Coal). Within 50 miles are 2 mapped data centers; the nearest is Citynet Pittsburgh in Pittsburgh, about 49.8 miles away.
Computed by Bywatts from HIFLD power plant, substation and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
CONEMAUGH is a 1,884 MW coal power plant in Indiana County, PA, operated by GENON NORTHEAST MANAGEMENT COMPANY, commissioned in 1970. Indiana County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.6 of 5 at the 14th national percentile. Hurricane is the leading peril, rated Relatively Low by FEMA at the 60th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a coal plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Indiana County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Low | 60th | 3.4 of 5 | 0.04 |
| Riverine flooding | Relatively Moderate | 42nd | 2.7 of 5 | 1.9 |
| Strong wind | Relatively Low | 35th | 2.4 of 5 | 2.4 |
| Hail | Relatively Low | 29th | 2.2 of 5 | 2.2 |
| Earthquake | Very Low | 25th | 2.0 of 5 | <0.01 |
| Tornado | Relatively Low | 23rd | 1.9 of 5 | 0.27 |
| Wildfire | Very Low | 15th | 1.6 of 5 | <0.01 |
| Ice storm | Relatively Low | 14th | 1.6 of 5 | 0.29 |
| Heat wave | Very Low | 9th | 1.4 of 5 | 1.2 |
| Lightning | Relatively High | 7th | 1.3 of 5 | 40.3 |
| Winter weather | Very Low | 5th | 1.2 of 5 | 16.3 |
Perils not assessed in Indiana 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 Indiana 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.