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Southwestern Electric Power Co — power plant portfolio

Southwestern Electric Power Co operates 11 power plants across 1 country, with a combined installed capacity of 5,704 MW. Its plants with asset-level emissions data total 12,698,565 t CO₂/yr.

11power plants
5,704MW total capacity
1countries
12,698,565t CO₂/yr (source-labelled)

Fleet by fuel

Gas: 7 plants7GasCoal: 4 plants4Coal

Fleet interpretation

Southwestern Electric Power Co is represented here as an asset portfolio, not just a company label. The visible fleet spans 1 country; the largest concentration is United States of America (11).

The fuel mix by asset count is gas (7), coal (4). The largest listed asset is Welsh in United States of America (1,116 MW), and the mean listed unit size is about 509 MW across units with capacity data.

CO₂ coverage is source-labelled: 9 plants have a reported or modelled CO₂ value in the dataset, including 9 measured records. Missing values remain blank rather than inferred as company totals.

Method: plant-level records are grouped by owner/operator label, then aggregated by country, fuel, capacity and CO₂ provenance.

All 11 plants

PlantFuelCountryMWt CO₂/yr
WelshCoalUnited States of America1,1163,997,737
WilkesGasUnited States of America882666,062
PirkeyCoalUnited States of America721931,067
J Lamar Stall UnitGasUnited States of America624
John W Turk Jr Power PlantCoalUnited States of America6092,902,385
Flint CreekCoalUnited States of America5582,278,545
Knox LeeGasUnited States of America351273,690
Harry D Mattison Gas PlantGasUnited States of America349120,648
LiebermanGasUnited States of America22889,758
Arsenal HillGasUnited States of America1251,438,673
Lone StarGasUnited States of America40

Ownership & capacity: WRI Global Power Plant Database (CC BY 4.0). CO₂ is measured for EPA/EU ETS records and modelled for Climate TRACE records.

Frequently asked questions

How many power plants does Southwestern Electric Power Co operate?

Southwestern Electric Power Co operates 11 power plants across 1 country, with about 5,704 MW of total capacity.

What is Southwestern Electric Power Co's largest power plant?

Welsh in United States of America is its largest at about 1,116 MW.

What types of power plants does Southwestern Electric Power Co run?

Its fleet is mostly gas (7), coal (4).

How much CO₂ do Southwestern Electric Power Co's plants emit?

Its reporting plants emit about 12,698,565 tonnes of CO₂ per year in this dataset.

By Dmytro Aheiev, Inzonex Research · ORCID 0009-0001-5512-0291 · data sources and methodology