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1003.5 MW Natural Gas operating in Benton, MS — Tennessee Valley Authority
1,003.5 MW
Nameplate Capacity
6
Generators
units
Natural Gas Fired Combined Cycle
Technology
2003
Operating Since
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Tennessee Valley Authority | Tennessee Valley Authority | — |
| Owner(s) | Tennessee Valley Authority | Tennessee Valley Authority | — |
| Status | Operating | — | — |
Magnolia Power Plant is a 1003.5 MW natural gas-fired combined cycle power plant located in Benton County, Mississippi. The plant began operating in 2003 and is owned and operated by the Tennessee Valley Authority (TVA). It consists of 6 generators utilizing natural gas as its primary fuel source. The plant operates within the Tennessee Valley Authority balancing authority and the SERC NERC region.
Magnolia Power Plant is a significant power producer in Mississippi, ranking as the second largest of 20 power plants in the state, and 167th nationally out of 945 plants. The plant's latest annual generation was 6,662,322 MWh, achieving a capacity factor of 75.8%.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Tennessee Valley Authority (TVA)
Grid Voltage
350.0 kV
Regulatory Status
RE — Regulated
Entity Type
Federal
Sector
Electric Utility
588.7K MWh
Latest Month
6.7M MWh
Annual Generation
75.8%
Capacity Factor
CO₂ Intensity
880 lb/MWh
NOx
0.085 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.015 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
66.1%
Annual Net Gen
5808 GWh
CO₂eq
881 lb/MWh
Subregion
SERC Tennessee Valley
2013
$965/kW
Est. Construction Cost
Total estimated cost: $968.5M
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-03-26
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