The XPF Solar Field, located in Durham, North Carolina, operates under the SERC Reliability Corporation region. This solar power facility boasts an operating capacity of 3 MW and is managed by United Therapeutics Corporation, which also serves as the majority owner and holding company. The plant utilizes solar energy as its primary fuel source and sells its generated power to Duke Energy Carolinas, its primary power purchaser. Notably, the facility operates in an unregulated environment, allowing for flexible operational strategies within the renewable energy sector.