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DINOSAUR - LONGSHORE 765 KV TRANSMISSION LINE PROJECT

For Oncor Electric Delivery Company LLC (“Oncor”) to continue to provide safe and reliable electric service in the area, it proposes to construct a new 765 kilovolt (kV) transmission line from Oncor’s proposed Dinosaur Switch, located approximately 3 miles north of the City of Glen Rose in Somervell County, to Oncor’s existing Longshore Switch located approximately 4.5 miles west of the City of Forsan in Howard County, Texas (Project). The proposed transmission line project will be approximately 235-270 miles long depending on the route if approved by the Public Utility Commission of Texas (“PUCT”). The Proposed Transmission Line Project is currently planned for completion in 2028.

 

Voltage and Structure Type – The project includes a new 765 kV single-circuit transmission line constructed on self-supporting, steel lattice towers.




Public Meeting – Notice of public meeting was published in the following newspapers on the specified date.

NewspaperPublish Date
Brownwood BulletinSaturday, May 24, 2025
Clyde JournalWednesday, May 21, 2025
Robert Lee-Observer/EnterpriseFriday, May 23, 2025
Coleman Chronicle & Democrat VoiceThursday, May 22, 2025
The Comanche ChiefThursday, May 22, 2025
Eastland County TodayThursday, May 22, 2025
The Dublin CitizenThursday, May 22, 2025
Midland Reporter-TelegramThursday, May 22, 2025
Granbury-Hood County NewsSaturday, May 24, 2025
Big Spring HeraldThursday, May 22, 2025
Colorado City RecordThursday, May 22, 2025
Sweetwater ReporterThursday, May 22, 2025
San Angelo Standard - TimesThursday, May 22, 2025
Glen Rose ReporterSaturday, May 24, 2025
Abilene Reporter-NewsThursday, May 22, 2025

Three public meetings have been set for the following dates and times. Click here for a copy of the public meeting material.

  • Monday, June 2, 2025

    BIG SPRING

    Ryan Hall

    605 N. Main Street Big Spring, Texas

    5:00 PM - 7:00 PM

  • Tuesday, June 3, 2025

    SWEETWATER

    Marqueza Conference Center

    301 N. Oak Street Sweetwater, Texas

    5:00 PM - 7:00 PM

  • Wednesday, June 4, 2025

    STEPHENVILLE

    Cross Timbers Legacy Center 830 S. Graham Avenue Stephenville, Texas

    5:00 PM - 7:00 PM

PROJECT MAPS

You can download a copy of the preliminary line map in the link below.

Preliminary Alternative Route Links and Land Use Constraints Map

You can download a copy of the preliminary constraints map to locate your property. Please note that all routes are preliminary and subject to change.



Estimated Project Timeline

Application Filing – Anticipated in February 2026.

PUC Decision – Anticipated in August 2026.

Oncor Representatives can be contacted regarding the Dinosaur – Longshore 765 kV Transmission Line Project at 214.486.5841.