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1288.4 MW Natural Gas Fired Combustion Turbine (720 MW) + Natural Gas Steam Turbine (568 MW) operating in Greene, AL — Southern Company Services, Inc. - Trans
1,288.4 MW
Nameplate Capacity
11
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combustion Turbine + Natural Gas Steam Turbine
1965
Operating Since
Coordinates
32.6017, -87.7811
County
Greene, AL
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Alabama Power Co | Alabama Power | — |
| Owner(s) | Alabama Power Co, Mississippi Power Co | Southern | — |
| Status | Operating | — | — |
The Greene County plant, located in Greene County, Alabama, has a total capacity of 1288.4 MW across 11 generators. The plant began operating in 1965 and is owned by Southern Company and operated by Alabama Power Co. The primary fuel source is natural gas, utilizing both Natural Gas Fired Combustion Turbine and Natural Gas Steam Turbine technologies. It is considered a hybrid plant.
Greene County operates within the Southern Company Services, Inc. - Trans balancing authority and the SERC NERC region. In the most recent year with available data, the plant generated 1,100,429 MWh, resulting in a capacity factor of 9.7%. The plant ranks as the 5th largest in Alabama out of 21 plants and 94th nationally out of 945 plants. Financial data indicates an installed cost of $621.15 per kW, sourced from FERC filings.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Southern Company Services, Inc. - Trans (SOCO)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
65.6K MWh
Latest Month
1.1M MWh
Annual Generation
9.7%
Capacity Factor
CO₂ Intensity
1257 lb/MWh
NOx
2 lb/MWh
SO₂
0.007 lb/MWh
CH₄
0.023 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
12.4%
Annual Net Gen
1396 GWh
CO₂eq
1259 lb/MWh
Subregion
SERC South
Steam turbine · Mississippi Power Company · Data from 2015–2024
$507/kW
Installed Cost
$-3/kW
Annual CapEx
$47.0/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-04-09
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