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Martin

Martin County, Florida · EIA plant ID 6043 · Operator: Florida Power & Light Co
Natural gasNatural Gas Fired Combined Cycle⛽ Dual-fuelBA: FPL
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Nameplate2,449MWSummer 2,209 MW
Generators11in service
Net generation8,316GWh12 mo to Aug 2026
Capacity factor38%gas/coal/oil units, summer MW
Heat rate7,260Btu/kWhfossil units, electric fuel, HHV
First online1994Runs as intermediate

The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.

Monthly net generation

EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
05001,0001,500GWh2001200320052007200920112013201520172019202120232025

Capacity factor by year

Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
0%20%40%60%2005201020152020202537.9% · 12 mo

Heat rate by year

Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
6,0007,0008,0009,000200520102015202020257,260 Btu/kWh · 12 mo
Annual data table
YearNet GWhCapacity factorHeat rate (Btu/kWh)
200113,774.5——
200212,834.6——
200312,356.148.8%8,862
200413,122.551.4%8,772
200515,109.953.3%8,489
200617,030.253.2%8,080
200716,840.850.4%8,020
200816,050.447.9%8,039
200915,804.947.3%8,066
201014,876.146.0%8,197
201113,727.542.3%8,150
201214,722.645.1%8,005
201311,951.136.6%7,692
201410,667.932.6%7,696
201513,013.239.9%8,116
201610,884.533.3%7,785
201710,885.533.6%7,959
201812,881.639.4%7,860
201911,744.860.6%7,098
202011,092.757.0%7,166
20219,842.450.7%7,187
20229,527.749.1%7,189
20238,446.243.6%7,249
20247,499.438.6%7,195
20257,995.441.3%7,303

Fuel capability

Gas-fired turbines (CT/GT/CA/CS) that can also burn liquid fuel. EIA-860 Schedule 3 for capability, EIA-923 for actual burn.
StatusLikely still dual fuel
Liquid fuel burned · 36 mo6,417 MMBtu
Last month with liquid burnJun 2026
Switch while operatingYes
Net summer MW on gas1,079
Net summer MW on oil993
Time gas → oilup to 1 h (EIA 1H)
Time oil → gasup to 6 h (EIA 6H)

Generators

EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
Gen IDTechnologyPrime moverNameplate MWSummer MWOnlineStatusPlanned retirementOEM / model
3GT1Natural Gas Fired Combined CycleCT204165Feb 1994Operating—coming soon
3GT2Natural Gas Fired Combined CycleCT204165Feb 1994Operating—coming soon
3STNatural Gas Fired Combined CycleCA204157Feb 1994Operating—coming soon
4GT1Natural Gas Fired Combined CycleCT204165Apr 1994Operating—coming soon
4GT2Natural Gas Fired Combined CycleCT204165Apr 1994Operating—coming soon
4STNatural Gas Fired Combined CycleCA204157Apr 1994Operating—coming soon
8Natural Gas Fired Combined CycleCA471.7447.8Jun 2005Operating—coming soon
8ANatural Gas Fired Combined CycleCT188.2196.8Jun 2001Operating—coming soon
8BNatural Gas Fired Combined CycleCT188.2196.8Jun 2001Operating—coming soon
8CNatural Gas Fired Combined CycleCT188.2196.8Jun 2005Operating—coming soon
8DNatural Gas Fired Combined CycleCT188.2196.8Jun 2005Operating—coming soon
9—CA7575planned Nov 2010not_current—coming soon
CT1Natural Gas Fired Combustion TurbineGT181149Jun 2001not_current—coming soon
CT2Natural Gas Fired Combustion TurbineGT181149Jun 2001not_current—coming soon
1Petroleum LiquidsST934.5826Dec 1980Retired Dec 2018—coming soon
2Petroleum LiquidsST934.5826Jun 1981Retired Dec 2018—coming soon

Owner / operator

Operator: Florida Power & Light Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Florida Power & Light Co100.0%2,449 MW

Nearby plants

Within 80 km.
Monarch75 MW4.5 km
Indiantown Cogeneration LPretired5.2 km
Sweetbay Solar Center75 MW8.8 km
Fawn75 MW18.1 km
White Tail75 MW18.4 km
Loggerhead Solar Energy Center75 MW20.6 km