Main Horn Solar

No public record places this project more closely than Navarro County, which is outlined.

County: Navarro
Technology: Solar
Capacity: 100.43 MW — EIA Form 860M gives 100 MW; the ERCOT queue gives 100.43 MW.
Interconnecting entity: Main Horn Solar LLC
Developer: OCI Energy
Point of interconnection: 3387 Revolution 138 KV
Status: SS Completed, FIS Started, No IA
Projected completion: 17 September 2029
Queue number: 28INR0467

Public recordGIS Report for August 2026, posted 1 September 2026, sheet “Project Details – Large Gen” ERCOT GIS Report (checked 14 September 2026)
Public recordEIA Form 860M, July 2026 — Plant 69636, Main Horn Solar, 100 MW, planned EIA Form 860M (checked 14 September 2026)

ERCOT's abbreviations: SS, the security screening study; FIS, the full interconnection study; IA, the interconnection agreement. How this page is sourced →

Queue data: ERCOT GIS Report, August 2026 (posted 1 September 2026, read 30 September 2026). ERCOT publishes it for planning only; its data comes from the project companies and may contain errors. Compiled by Blackland TX. Corrections: [email protected].