
CPS Energy isn’t just another utility provider—it’s the heartbeat of San Antonio when it comes to powering homes and businesses. With a unique mix of tradition, innovation, and sustainability, CPS Energy has built a reputation for more than just keeping the lights on. It’s about powering progress.
What is CPS Energy?
Overview of CPS Energy
CPS Energy stands as the largest municipally owned electric and natural gas utility in the United States. It provides both electricity and gas services to the San Antonio metropolitan area, serving over 880,000 electric customers and 360,000 natural gas customers.
Brief History
Founded in 1942, CPS Energy evolved from San Antonio Public Service Company (SAPSCo) and has grown into a critical infrastructure component of South Central Texas. Despite the changing energy landscape, the utility has maintained a strong focus on reliability, affordability, and sustainability.
Headquarters and Service Area
Headquartered in San Antonio, Texas, CPS Energy covers a 1,566-square-mile service area, ensuring the power supply to residential, commercial, and industrial clients across the region.
Mission and Vision
Their mission? To serve the community with reliable energy and outstanding service while remaining environmentally responsible and financially sound. Vision-wise, CPS Energy aims to lead in clean energy adoption while maintaining affordability.

CPS Energy’s Services
Electric Services
Power Generation
CPS Energy operates a diversified energy portfolio that includes natural gas, coal, nuclear, and renewables. Their fleet includes the Spruce coal-fired plant, STP Nuclear plant, and an increasing number of solar farms.
Power Distribution
The utility maintains thousands of miles of transmission and distribution lines to ensure energy reaches every corner of the city—even in the middle of a Texas heatwave.
Natural Gas Services
Beyond electricity, CPS Energy provides natural gas to homes and businesses. From heating your shower to cooking dinner, CPS helps make it happen efficiently.
Residential and Commercial Plans
CPS Energy tailors plans for both homeowners and businesses. Whether it’s budget billing, green energy options, or energy audits, they cater to diverse needs.
Renewable Energy and Sustainability
CPS Energy’s Renewable Goals
The company has committed to achieving a carbon-neutral footprint by 2050. With more than 2,000 MW of renewable energy capacity already online, they’re well on their way.
Solar and Wind Energy Initiatives
With solar farms like Alamo Solar and long-term wind energy contracts, CPS Energy has significantly reduced its dependency on fossil fuels.
Energy Conservation Programs
STEP Program
The Save for Tomorrow Energy Plan (STEP) aims to save 771 megawatts of demand by 2027. This is equivalent to avoiding the need for a new power plant!
Rebates and Incentives
From HVAC upgrades to smart thermostats, customers are rewarded for going green with cash-back rebates and incentive programs.

CPS Energy Rates and Billing
Understanding the Rate Structure
CPS Energy uses a tiered rate system based on consumption. The more you use, the more you pay per unit—but it’s designed to encourage conservation.
How to Save on Your Bill
Tips like using energy-efficient appliances, sealing air leaks, and leveraging CPS’s home energy audits can knock serious dollars off your monthly bills.
Payment Options and Assistance Programs
From budget billing to LIHEAP assistance, CPS ensures no one is left in the dark due to financial strain.
Customer Service and Support
How to Contact CPS Energy
Whether you prefer phone, email, or online chat, CPS Energy offers 24/7 support. Need help fast? Their emergency line is always open.
Online Account Management
Through the Manage My Account portal, customers can track usage, pay bills, and report outages—all with a few clicks.
Outage Reporting and Emergency Support
Storm hit your block? CPS’s interactive outage map helps customers report issues and get real-time updates on restoration times.
Innovations and Smart Technology
Smart Meters
Gone are the days of meter readers. Smart meters provide accurate, real-time data that help both CPS and customers monitor usage and detect leaks or issues early.
Grid Modernization
With growing energy demands, CPS is investing in a smarter, more resilient grid—capable of handling two-way communication and renewable energy inputs.
Investment in Future Tech
From battery storage to microgrids, CPS Energy is researching and piloting tech to ensure San Antonio remains energy secure for generations.
Community Involvement
Educational Outreach
CPS Energy partners with schools, offering energy education programs, internships, and STEM initiatives to foster the next generation of energy leaders.
Community Projects and Sponsorships
From sponsoring local festivals to donating to non-profits, CPS is deeply rooted in the cultural and civic fabric of San Antonio.
Challenges and Controversies
Response to Natural Disasters
The Winter Storm Uri of 2021 was a defining moment. Although CPS faced challenges, it has since improved emergency protocols and invested in winterization.
Public Criticism and Legal Issues
From lawsuits over rate increases to scrutiny over CEO salaries, CPS Energy isn’t without controversy. Still, they maintain transparency and regular public engagement.
Future of CPS Energy
Strategic Vision 2025 and Beyond
Their Vision 2025 plan lays out goals for infrastructure, innovation, and inclusivity—ensuring the utility remains competitive and community-centered.
Commitment to Carbon Neutrality
By 2050, CPS Energy plans to run net-zero carbon operations, aligning with international climate goals and state-wide clean energy ambitions.