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McGee Switch – Sisters Solar POI 345kV Transmission Line Project Banner Image

McGee Switch – Sisters Solar POI 345kV Transmission Line Project

McGee Switch – Sisters Solar POI 345kV Transmission Line Project

To continue to provide safe and reliable electric service in this area, Oncor Electric Delivery Company LLC (Oncor) is proposing to construct a new, single-circuit 345 kV transmission line to be built on double-circuit lattice steel towers, with one circuit installed initially, between Oncor’s proposed McGee Switch in Crane County, Texas, and the proposed Sisters Solar POI in Ector County, Texas. The Proposed Transmission Line Project is currently planned for completion in Spring 2027.

 

Voltage and Structure Type – The project includes a new single-circuit 345 kV transmission line to be built on double-circuit lattice steel towers, with one circuit installed initially, approximately 4.72 miles in length.

 

 

Oncor will continue to accept landowner feedback by utilizing the Landowner Questionnaire. Please submit Questionnaires as soon as possible. A PDF copy of the Landowner Questionnaire is available here. Please submit via email to transmissionprojects@oncor.com.

 

 

Project Maps – You can download or view a copy of the preliminary routing, as presented at the public participation meeting below.

 


PROJECT MAPS

You can download a copy of the application’s filed Alternative Route Links and Land Use Constraints map to locate your property in the link below.

INTERACTIVE MAP

Explore the preliminary transmission route links using our interactive map. This tool allows you to view route links, nearby parcels and other project details in an easy-to-navigate format.


Estimated Project Timeline

 

Application Filing – On May 15, 2026 Oncor filed an Application at the Public Utility Commission of Texas (PUCT) under Docket No. 59675 to construct and operate the proposed project. Click here for access to the docket on the PUCT Interchange.

PUC Decision – Anticipated by March 2027.

 

Oncor Representatives can be contacted regarding the Double Creek to Switch Prime 138 kV Transmission Line Project at

214-486-3560 or transmissionprojects@oncor.com.