Padua Transmission Line Project


The Transmission Interconnect – Padua Grid Battery Energy Storage System (BESS) 138kV Transmission Line project in Bexar County will connect the existing O.W. Sommers switchyard to the Padua Grid BESS switchyard. The new 138kV transmission line will extend approximately two (2) miles north from the O.W. Sommers switchyard to the proposed Padua Grid BESS switchyard, located east of the intersection of Bushard Road and Gardner Road.

CPS Energy has completed an environmental analysis for the single proposed route and has filed an application to amend its existing Certificate of Convenience and Necessity (CCN) with the Public Utility Commission of Texas (PUC).

Throughout the course of the PUC process CPS Energy will be posting updates to major activities and information regarding the project on this webpage.

Update 11/09/22: CPS Energy has filed the CCN Application for the Padua Grid BESS Transmission Line project with the Public Utility Commission of Texas under docket number 54308. The filed application can be found on the PUC interchange website here. A physical copy of the documents is available for public viewing at:

CPS Energy, 500 McCullough, San Antonio, TX 78215

If you wish to participate in this proceeding by becoming an intervenor, the deadline for intervention in the proceeding is December 27, 2022, and the PUC should receive an electronic filing or letter from you requesting intervention by that date. More information about the PUC’s filing process can be obtained at the PUC’s website here. Instructions for using the PUC Filer are available here. For assistance with an electronic filing, please contact the PUC’s Help Desk at (512) 936-7100 or [email protected].

Update 11/03/22: CPS Energy has filed for a docket number with the Public Utility Commission of Texas (PUC). The docket number for the Padua CCN application is 54308 and can be found on the PUC interchange website here.


You may call or email:

CPS Energy
Antonio DeMendonca, MBA
EDS Project Manager
Office: (210) 353-5318
[email protected]