PPL IRONWOOD LLC
OperatingNatural Gas power plant
- Capacity
- 778 MW
- Primary fuel
- Natural Gas
- County
- Lebanon County
- Operator
- PPL IRONWOOD LLC
- Status
- Operating
- Commissioned
- 2001
- EIA plant ID
- 55337
- Generators
- 3
- Technology
- Natural Gas Fired Combined Cycle
- Net generation (2024)
- 4,407 GWh
- Capacity factor (2024, EIA nameplate)
- 65%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 40.3513, -76.3658
PPL IRONWOOD LLC, a 778 MW Natural Gas power plant in Lebanon County, Pennsylvania. Operated by PPL IRONWOOD LLC, commissioned 2001.
How PPL IRONWOOD LLC compares
With 778 MW of capacity, PPL IRONWOOD LLC ranks 17th among the 170 operating power plants Bywatts maps in Pennsylvania and 5th of the 28 operating Natural Gas plants in the state. It accounts for about 7.3% of Pennsylvania's operating Natural Gas capacity and 2.0% of all operating capacity in the state. Nationally it is the 161st-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2001, it is newer than 50% of the 168 operating Pennsylvania plants with a recorded commissioning year. It shares Lebanon County with one other operating plant, GLRA LANDFILL.
EIA-860 lists 3 generators at the site with 778 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 4,407 GWh in 2024 (a 65% capacity factor), down 14% from 2022.
Grid neighborhood
The nearest named substation is MIDDLETOWN JUNCTION, about 21.9 miles away; the closest transmission line found within 10 miles is a 230 kV line owned by METROPOLITAN EDISON CO, under 0.1 miles away. Another 11 operating power plants totaling 3,384 MW sit within 25 miles; the largest is PPL BRUNNER ISLAND (1,567 MW, Coal).
Computed by Bywatts from HIFLD power plant, substation and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology
Weather peril exposure
PPL IRONWOOD LLC is a 778 MW natural gas power plant in Lebanon County, PA, operated by PPL IRONWOOD LLC, commissioned in 2001. Lebanon County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.4 of 5 at the 10th national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 79th 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.
Lebanon County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 79th | 4.1 of 5 | 0.08 |
| Earthquake | Relatively Low | 64th | 3.6 of 5 | <0.01 |
| Winter weather | Relatively High | 50th | 3.0 of 5 | 12.4 |
| Riverine flooding | Relatively Moderate | 45th | 2.8 of 5 | 1.9 |
| Tornado | Relatively Moderate | 34th | 2.3 of 5 | 0.20 |
| Strong wind | Relatively High | 32nd | 2.3 of 5 | 5.9 |
| Ice storm | Relatively Low | 26th | 2.1 of 5 | 1.1 |
| Lightning | Relatively High | 13th | 1.5 of 5 | 35.1 |
| Hail | Relatively Low | 11th | 1.4 of 5 | 2.5 |
| Heat wave | Relatively Low | 8th | 1.3 of 5 | 5.1 |
| Wildfire | Very Low | 6th | 1.3 of 5 | <0.01 |
Perils not assessed in Lebanon 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 Lebanon 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.