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Tenaska Georgia Generation Facility

Heard County, Georgia · EIA plant ID 55061 · Operator: Tenaska Georgia Partners LP
Natural gasNatural Gas Fired Combustion Turbine⛽ Dual-fuelBA: SOCO
Nameplate1,099MWSummer 945 MW
Generators6in service
Net generation200GWh12 mo to Aug 2026
Capacity factor2%gas/coal/oil units, summer MW
Heat rate10,868Btu/kWhfossil units, electric fuel, HHV
First online2001Runs as rarely runs

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
050100150GWh2002200420062008201020122014201620182020202220242026

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%5%10%200520102015202020252.4% · 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.
5,0007,50010,00012,50015,0002005201020152020202510,868 Btu/kWh · 12 mo
Annual data table
YearNet GWhCapacity factorHeat rate (Btu/kWh)
2001140.5——
2002277.9——
200314.70.2%11,492
20041.90.0%7,021
200516.50.2%11,112
200616.20.2%11,409
2007148.21.8%10,876
200818.80.2%11,199
200920.0%11,343
2010131.61.6%10,795
2011167.22.1%10,882
2012349.54.3%10,752
201330.40.4%10,999
201480.81.0%14,732
2015156.11.9%10,846
2016911.1%10,874
201779.41.0%11,284
201892.21.1%11,283
2019127.11.5%10,727
202074.10.9%11,479
2021101.51.2%10,862
2022754.19.1%10,778
2023237.72.9%10,679
202433.80.4%11,154
2025102.51.2%10,923

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 mo361,768 MMBtu
Last month with liquid burnApr 2026
Switch while operatingYes
Net summer MW on gas945
Net summer MW on oil0
Time gas → oilup to 1 h (EIA 1H)
Time oil → gasup to 1 h (EIA 1H)

⚠ EIA-860 vs 923: 923 shows liquid fuel burn but 860 reports 0 MW net summer capacity on oil.

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
GTG1Natural Gas Fired Combustion TurbineGT183.2157.5Jun 2001Operating—coming soon
GTG2Natural Gas Fired Combustion TurbineGT183.2157.5Aug 2001Operating—coming soon
GTG3Natural Gas Fired Combustion TurbineGT183.2157.5Jun 2001Operating—coming soon
GTG4Natural Gas Fired Combustion TurbineGT183.2157.5Jun 2002Operating—coming soon
GTG5Natural Gas Fired Combustion TurbineGT183.2157.5Jun 2002Operating—coming soon
GTG6Natural Gas Fired Combustion TurbineGT183.2157.5Jun 2002Operating—coming soon

Owner / operator

Operator: Tenaska Georgia Partners LP. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Tenaska Georgia I LP99.0%1,088 MW
Tenaska Georgia Inc0.4%4 MW
Georgia TC GP LLC0.4%4 MW
Diamond Georgia LLC0.3%3 MW

Nearby plants

Within 80 km.
Hawk Road Facility495 MW1.1 km
Wansley Combined Cycle1,239 MW7 km
Chattahoochee Energy Facility540 MW7.2 km
Wansley Unit 9594 MW7.4 km
Yates807 MW15.5 km
Kimberly-Clark Solar2 MW39.2 km