CUMBERLAND

Operating

Natural Gas power plant

Capacity
231 MW
Primary fuel
Natural Gas
County
Cumberland County
Operator
CALPINE NEW JERSEY GENERATION LLC
Status
Operating
Commissioned
1990
EIA plant ID
5083
Generators
2
Technology
Natural Gas Fired Combustion Turbine
Net generation (2024)
59.9 GWh
Capacity factor (2024, EIA nameplate)
2.9%
Data vintage
EIA-860 2024 final; EIA-923 2022-2024 final
Coordinates
39.3757, -74.9654

See it on the map

CUMBERLAND, a 231 MW Natural Gas power plant in Cumberland County, New Jersey. Operated by CALPINE NEW JERSEY GENERATION LLC, commissioned 1990.

How CUMBERLAND compares

With 231 MW of capacity, CUMBERLAND ranks 16th among the 130 operating power plants Bywatts maps in New Jersey and 11th of the 25 operating Natural Gas plants in the state. It accounts for about 2.7% of New Jersey's operating Natural Gas capacity and 1.6% of all operating capacity in the state. Nationally it is the 522nd-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 1990, it is older than 82% of the 128 operating New Jersey plants with a recorded commissioning year. Its operator, CALPINE NEW JERSEY GENERATION LLC, runs 2 operating plants in New Jersey totaling 344 MW. It shares Cumberland County with 15 other operating plants, including SHERMAN AVENUE and HOWARD DOWN.

EIA-860 lists 2 generators at the site with 231 MW of nameplate capacity, all natural gas fired combustion turbine technology. Net generation was 59.9 GWh in 2024 (a 2.9% capacity factor). Its generators came online between 1990 and 2009.

Grid neighborhood

The closest transmission line found within 10 miles is a 230 kV line owned by ATLANTIC CITY ELECTRIC CO, under 0.1 miles away. Another 17 operating power plants totaling 246 MW sit within 25 miles; the largest is SHERMAN AVENUE (113 MW, Natural Gas). Within 50 miles are 4 mapped data centers; the nearest is IPR Wilmington CCC in Wilmington, about 40.3 miles away.

Computed by Bywatts from HIFLD power plant and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology

Weather peril exposure

CUMBERLAND is a 231 MW natural gas power plant in Cumberland County, NJ, operated by CALPINE NEW JERSEY GENERATION LLC, commissioned in 1990. Cumberland County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.4 of 5 at the 35th national percentile. Coastal flooding is the leading peril, rated Relatively High by FEMA at the 92nd 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.

2.4 of 5Modeled catastrophe exposure
ModerateExposure band
Coastal floodingLeading peril
Relatively ModerateFEMA county risk rating

Cumberland County hazard ratings

PerilFEMA ratingNational percentilePeril scoreEvents per year
Coastal floodingRelatively High92nd4.7 of 53.7
HurricaneRelatively Moderate85th4.4 of 50.14
EarthquakeRelatively Low71st3.9 of 5<0.01
Strong windRelatively High71st3.8 of 54.7
Winter weatherRelatively High65th3.6 of 58.5
WildfireRelatively Low64th3.6 of 5<0.01
Ice stormRelatively Moderate35th2.4 of 50.50
LightningRelatively Moderate24th1.9 of 532.4
TornadoRelatively Low20th1.8 of 50.25
Riverine floodingRelatively Low4th1.1 of 51.9
Heat waveRelatively Moderate2nd1.1 of 54.9
HailRelatively Low2nd1.1 of 51.6

Model hail, wind and flood exposure for Cumberland 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.