gridprims

as of Oct 27, 2026

Power plant · EIA plant code 55279

Aurora

Operator
Aurora Generation LLC
Location
DuPage, IL (county level only)
Balancing authority
PJM Interconnection, LLC (PJM)
Nameplate capacity
1,086.2 MW
Summer capacity
990.2 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
498,735 MWh
Capacity factor
5.2%

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 Nov 1, 2026 · CC-BY-4.0

Emissions

Carbon dioxide in 2023
217,543 metric tons
Carbon dioxide per MWh
1,155 lb/MWh

eGRID reports 239,800 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 Aurora
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
CTG1Natural Gas Fired Combustion TurbineNG180.8 MW2002Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG10Natural Gas Fired Combustion TurbineNG60.5 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG2Natural Gas Fired Combustion TurbineNG180.8 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG3Natural Gas Fired Combustion TurbineNG180.8 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG4Natural Gas Fired Combustion TurbineNG180.8 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG5Natural Gas Fired Combustion TurbineNG60.5 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG6Natural Gas Fired Combustion TurbineNG60.5 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG7Natural Gas Fired Combustion TurbineNG60.5 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG8Natural Gas Fired Combustion TurbineNG60.5 MW2001Operable · As of September 2026 (EIA-860M): (OP) Operating
CTG9Natural Gas Fired Combustion TurbineNG60.5 MW2001Operable · 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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