gridprims

Power plant · EIA plant code 55455

Red Hawk

Operator
Arizona Public Service Co
Location
Maricopa, AZ (county level only)
Balancing authority
Salt River Project (SRP)
Nameplate capacity
1,127 MW
Summer capacity
1,026 MW

Planned changes reported to EIA: 8 proposed generators.

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
4,842,624 MWh
Capacity factor
49.1%

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
1,668,855 metric tons
Carbon dioxide per MWh
830 lb/MWh

eGRID reports 1,839,598 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 Red Hawk
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
CT10Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT1ANatural Gas Fired Combined CycleNG187.5 MW2002Operable · As of September 2026 (EIA-860M): (OP) Operating
CT1BNatural Gas Fired Combined CycleNG168.3 MW2002Operable · As of September 2026 (EIA-860M): (OP) Operating
CT2ANatural Gas Fired Combined CycleNG181.6 MW2002Operable · As of September 2026 (EIA-860M): (OP) Operating
CT2BNatural Gas Fired Combined CycleNG181.6 MW2002Operable · As of September 2026 (EIA-860M): (OP) Operating
CT3Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT4Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT5Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT6Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT7Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT8Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
CT9Natural Gas Fired Combustion TurbineNG49 MWProposed, planned start 2027 · As of September 2026 (EIA-860M): (U) Under construction, less than or equal to 50 percent complete
ST1Natural Gas Fired Combined CycleNG204 MW2002Operable · As of September 2026 (EIA-860M): (OP) Operating
ST2Natural Gas Fired Combined CycleNG204 MW2002Operable · 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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