System Maintenance: On Sunday, July 6, 2025, from 1:00 AM to 5:00 AM, our EZ Pay credit card payment processing may not be available; however, you may make a payment by logging in to Manage My Account. You may report an outage online or by calling (210) 353-4357. Visibility to bills in Manage My Account may also not be available during this maintenance.
Giving you a better customer experience
Follow our six-step process for interconnection
Each Large Load customer project is unique, and the overall timeline will be communicated on a case-by-case basis. The overall project and individual process step durations are driven by factors such as system capacity, geography, and technical scope.
Large load customer growth FAQ
One or more Facilities at a common development with an aggregate demand load greater than or equal to 40 MW behind one or more common Points of Delivery.
For facilities requiring less than 40MW, the step-by-step design process can be accessed by clicking here: New Commercial Construction.
You can contact the Business & Economic Development team at B&[email protected].
The Electrical technical specification form will collect technical information needed to begin the process.
Each Large Load customer project is unique, and the overall timeline will be communicated on a case-by-case basis. The overall project and individual process step durations are driven by factors such as system capacity, geography, and technical scope.
We'll need to study your specific load request to help you understand what capacity will be available and when it might be available. To get the process started, you can send it to B&[email protected] or fill out our Electrical technical specification form.
CPS Energy is currently exploring new technologies and process improvements to adapt to changing grid requirements. For more information, please see the Data center & large load presentation has more information.
