gridprims

Power plant · EIA plant code 54785

Grays Ferry Cogeneration

Operator
Grays Ferry Cogen Partnership
Location
Philadelphia, PA (county level only)
Balancing authority
PJM Interconnection, LLC (PJM)
Nameplate capacity
192.6 MW
Summer capacity
170.6 MW

U.S. Energy Information Administration · Annual Electric Generator Report (Form EIA-860) · data for 2025 · as of Sep 10, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Generation in 2025

Net generation
1,121,414 MWh
Capacity factor
66.5%

Capacity factor is net generation divided by nameplate capacity times the hours each generator was in service that year, counted by month.

U.S. Energy Information Administration · Power Plant Operations Report (Form EIA-923) · data for 2025 · as of Sep 11, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Emissions

Carbon dioxide in 2023
338,990 metric tons
Carbon dioxide per MWh
637 lb/MWh

eGRID reports 373,673 short tons. One short ton is 0.90718474 metric tons.

Emissions are for 2023, the newest eGRID year. Generation is for 2025, the newest EIA-923 year.

U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0

Generators

Generators at Grays Ferry Cogeneration
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
GEN1Natural Gas Steam TurbineNG57.6 MW1997Operable · As of September 2026 (EIA-860M): (OP) Operating
GEN2Natural Gas Fired Combustion TurbineNG135 MW1997Operable · As of September 2026 (EIA-860M): (OP) Operating

U.S. Energy Information Administration · Monthly Update to the Annual Electric Generator Report (Form EIA-860M) · data for 2026-09 · as of Oct 23, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

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