FPL ENERGY MARCUS HOOK LP

Operating

Natural Gas power plant

Capacity
836 MW
Primary fuel
Natural Gas
County
Delaware County
Operator
FPL ENERGY MARCUS HOOK LP
Status
Operating
Commissioned
2004
EIA plant ID
55801
Generators
4
Technology
Natural Gas Fired Combined Cycle
Net generation (2024)
6,599 GWh
Capacity factor (2024, EIA nameplate)
90%
Data vintage
EIA-860 2024 final; EIA-923 2022-2024 final
Coordinates
39.8069, -75.4218

See it on the map

FPL ENERGY MARCUS HOOK LP, an 836 MW Natural Gas power plant in Delaware County, Pennsylvania. Operated by FPL ENERGY MARCUS HOOK LP, commissioned 2004.

How FPL ENERGY MARCUS HOOK LP compares

With 836 MW of capacity, FPL ENERGY MARCUS HOOK LP ranks 16th among the 170 operating power plants Bywatts maps in Pennsylvania and 4th of the 28 operating Natural Gas plants in the state. It accounts for about 7.8% of Pennsylvania's operating Natural Gas capacity and 2.1% of all operating capacity in the state. Nationally it is the 143rd-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2004, it is newer than 60% of the 168 operating Pennsylvania plants with a recorded commissioning year. It shares Delaware County with 4 other operating plants, including EDDYSTONE GENERATING STATION and LIBERTY ELECTRIC POWER PLANT.

EIA-860 lists 4 generators at the site with 836 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 6,599 GWh in 2024 (a 90% capacity factor), up 21% from 2022.

Grid neighborhood

The nearest named substation is LINWOOD (230 kV), about 1.0 miles away; the closest transmission line found within 10 miles is a 230 kV line owned by PECO ENERGY CO, under 0.1 miles away. Another 38 operating power plants totaling 8,785 MW sit within 25 miles; the largest is PSEG SALEM GENERATING STATION (2,382 MW, Nuclear). Within 50 miles are 4 mapped data centers; the nearest is IPR Wilmington CCC in Wilmington, about 7.8 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

FPL ENERGY MARCUS HOOK LP is an 836 MW natural gas power plant in Delaware County, PA, operated by FPL ENERGY MARCUS HOOK LP, commissioned in 2004. Delaware County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.1 of 5 at the 4th national percentile. Earthquake is the leading peril, rated Relatively Moderate by FEMA at the 75th 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.

1.1 of 5Modeled catastrophe exposure
LowExposure band
EarthquakeLeading peril
Relatively ModerateFEMA county risk rating

Delaware County hazard ratings

PerilFEMA ratingNational percentilePeril scoreEvents per year
EarthquakeRelatively Moderate75th4.0 of 5<0.01
HurricaneRelatively Moderate67th3.7 of 50.09
Winter weatherVery High66th3.6 of 510.5
Coastal floodingRelatively Moderate50th3.0 of 53.7
Strong windRelatively High38th2.5 of 56.9
Ice stormRelatively High35th2.4 of 51.4
TornadoRelatively High30th2.2 of 50.10
WildfireVery Low24th2.0 of 5<0.01
LightningRelatively High19th1.8 of 536.0
Riverine floodingRelatively High14th1.6 of 54.6
Heat waveRelatively High8th1.3 of 511.1
HailVery Low4th1.2 of 52.5

Model hail, wind and flood exposure for Delaware 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.