Cold Air, Tall Plume

See a tall, billowy plume of water vapor rising from a power plant? That’s how you can tell colder temperatures are encouraging the plant to run at optimum efficiency. Here’s why.

Continue Reading

You Can Rely on Her

Marjorie Parsons—the first woman to be named Ike Zeringue Engineer of the Year—is a vigilant guardian of the transmission system, working hard to maintain reliability for the people of the Valley and beyond.

Continue Reading

Kingston – A Legacy of Promises Kept

When a coal ash impoundent at Kingston Fossil Plant ruptured 10 years ago, TVA responded immediately — and made a commitment to the Kingston community to restore the area to as good or better as it ever was.

Continue Reading


TVA manages 16,200 miles of transmission line to deliver 99.999% reliability. Learn about rights of way, new transmission projects and how to interconnect with our system.

Our Power System

TVA’s diverse power portfolio is ever changing. But here’s a guide to our classic powerhouses: coal, natural gas, nuclear, hydropower and renewables such as solar, wind and biogas.

Technology Innovations

TVA is working to meet future demand for cleaner, leaner power by developing innovative technologies that will help us generate and use electricity in ways that are more renewable and efficient than ever before.

Valley Renewable Energy

Whether you’re a homeowner, small business entrepreneur or larger-scale developer, we offer a spectrum of programs that provide incentives and technical support for you to develop your own renewable energy projects.

Tennessee Valley Solar Calculator

Solar—is it right for you? Check out our new Tennessee Valley Solar Calculator, which uses regional information to calculate rates, your real investment, system performance and more to help you decide whether solar is the right choice for you. Also, explore our extensive solar FAQs for up-to-date info on solar systems—what to expect and how to manage them.

Public Power Partnerships

TVA sells its power to 154 individual local power companies, 59 large industrial and institutional customers and 12 surrounding utilities that buy power from TVA off the grid. TVA’s customers serve as its partners—and to a large extent they make us who we are today.

Integrated Resource Plan

TVA is beginning work on the 2019 Integrated Resource Plan (IRP), a comprehensive study that provides direction on how to best meet future electricity demand in the changing utility marketplace.