Official source identifiers join records when available. Similar labels, brands, establishments, subsidiaries, parents, and affiliates remain separate until a source establishes the relationship.
Operating, construction, contracted, approved, framework, forecast, and manufacturing figures stay separate. Parent totals and included projects are marked so they are never counted twice.
Onsite prime generationSouthaven, Mississippi
Colossus 2 permanent onsite plant
SpaceXAI / xAI · 1,200 MW
Fuel / technology
Combustion turbines; fuel is not stated on the cited operator update
Status
Under construction
Timeline
Permanent plant under construction; 69 temporary mobile turbines scheduled for removal by July 2027
Scope
One operator campus; this is generation nameplate, not a public facility draw figure
The operator says the 1.2 GW plant will use 41 permanent turbines and references a March 2026 Clean Air Act permit. This atlas does not treat that statement as a regulator-issued permit document.