624 MW Natural Gas operating in Caddo, LA — Southwest Power Pool
624 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2010
Operating Since
Coordinates
32.5200, -93.7614
County
Caddo, LA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Southwestern Electric Power Co | Southwestern Electric Power | — |
| Owner(s) | Southwestern Electric Power Co | American Electric Power Company | — |
| Status | Operating | — | — |
The J Lamar Stall Unit is a 624 MW natural gas-fired combined cycle power plant located in Caddo County, Louisiana. The plant began operating in 2010 and consists of 3 generators. It is owned by American Electric Power Company and operated by Southwestern Electric Power Co.
In the most recent year with available data, the plant generated 3,330,880 MWh of electricity, achieving a capacity factor of 61.1%. The J Lamar Stall Unit operates within the Southwest Power Pool (SPP) balancing authority and the Midwest Reliability Organization (MRO) NERC region. It is the 14th largest power plant in Louisiana out of 32, and ranks 376th nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
NERC Region
MRO
Balancing Authority
Southwest Power Pool
Grid Voltage
345 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
327.9K MWh
Latest Month
3.3M MWh
Annual Generation
61.1%
Capacity Factor
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Arsenal Hill Substation · 138 kV
Substation Distance
0 km
Operator
Southwestern Electric Power Company
Coord Source
OSM spatial
Market Position
ISO/RTO Market
SPP
LMP Node
CSWJLSTALL
Pricing Hub
SPP South Hub
Node Source
Curated node match
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Last updated 2026-03-14
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