Tennessee Electricity Rates
Tennessee’s average residential electricity rate is 12¢/kWh—34% below the national average. Every kilowatt-hour in the state originates from the Tennessee Valley Authority (TVA), a federal agency created in 1933, making Tennessee’s power system unlike anything else in the United States. TVA generates and transmits the electricity, ~150 local power companies distribute it, and no investor-owned utility operates in the state. Nuclear power provides 40% of TVA’s generation, keeping rates among the nation’s lowest.
The Tennessee Valley Authority: America’s Federal Utility
If you want to understand Tennessee’s electricity market, you have to start with one entity: the Tennessee Valley Authority (TVA). Created on May 18, 1933 by President Franklin D. Roosevelt as a cornerstone of the New Deal, TVA is a federally owned corporation—owned by the United States government, but entirely self-funded from power sales, not taxpayer dollars.
TVA’s original mission was transformative: flood control, navigation improvement, rural electrification, and economic development for the Tennessee Valley, one of the nation’s most impoverished regions during the Great Depression. Nearly a century later, TVA has evolved into the nation’s largest public power provider, with approximately 27,000 MW of generating capacity serving 10 million people across seven states—Tennessee, Alabama, Mississippi, Kentucky, Georgia, North Carolina, and Virginia.
What makes Tennessee unique is that TVA is both the wholesale generator and the transmission owner. No investor-owned electric utility operates in the state. Instead, approximately 150 local power companies (LPCs)—a mix of municipal utilities and electric cooperatives—purchase electricity wholesale from TVA and distribute it to homes and businesses. No other state in the U.S. works this way. It’s a completely singular structure in American energy.
How Tennessee’s Power System Works
Layer 1 — Generation & Transmission: TVA owns and operates all power plants (nuclear, gas, hydro, solar, coal) and the high-voltage transmission grid. TVA sells electricity at wholesale rates to local power companies.
Layer 2 — Distribution: ~150 local power companies (municipal utilities and co-ops) buy wholesale from TVA and distribute electricity to end customers. They set their own distribution margins, handle billing, and maintain local infrastructure.
The result: You can’t choose your local power company—it’s assigned by your address. And your local power company can’t choose its generator—it must buy from TVA. It’s a two-layer monopoly, but one that delivers rates 34% below the national average.
Tennessee’s Local Power Companies
All of Tennessee’s local power companies buy wholesale electricity from TVA at the same rate, but each adds its own distribution margin to cover local infrastructure, operations, and maintenance. Rate differences between LPCs are relatively small—the spread comes from distribution efficiency and local cost structures rather than the cost of power itself.
Nashville Electric Service is the largest local power company in the entire TVA system. NES serves the Nashville metropolitan area and has been a TVA distributor since 1939. A typical residential bill runs approximately $137/month for 1,000 kWh, with a base rate of ~8.89¢/kWh plus TVA fuel cost adjustments of ~2.51¢/kWh plus NES distribution charges.
MLGW is the largest three-service municipal utility in the United States, providing electricity, natural gas, and water to Memphis and Shelby County. With ~420,000 electric customers, MLGW is the second-largest TVA distributor. MLGW explored leaving TVA between 2019 and 2022 but ultimately voted to remain after TVA offered improved contract terms.
KUB provides electric, gas, water, and wastewater services to the Knoxville metropolitan area. Established in 1939, KUB serves Knox and parts of surrounding counties and is one of TVA’s oldest distribution partners.
EPB serves the Chattanooga area and is internationally famous for being the first U.S. utility to offer gigabit internet—and later the first to offer 10 Gbps residential internet service, leveraging its utility-owned fiber-optic network.
Middle Tennessee Electric Membership Corporation is the largest electric cooperative in Tennessee and one of the largest in the nation, serving the fast-growing suburban counties surrounding Nashville including Rutherford, Williamson, Wilson, and Cannon counties.
EPB & The Gigabit Revolution
In 2010, EPB Chattanooga became the first utility in the United States to offer 1 Gbps residential internet, built on a fiber-optic network deployed alongside its electric smart grid. By 2015, EPB was offering 10 Gbps service—still one of the fastest residential connections available anywhere in the world. EPB’s fiber network has helped transform Chattanooga from a declining industrial city into a thriving tech startup corridor, proving what publicly owned utilities can achieve when they invest beyond traditional power delivery.
150+ Local Power Companies
Beyond these five major distributors, Tennessee has dozens of smaller municipal electric systems and rural electric cooperatives—all buying TVA power at the same wholesale rate. Smaller LPCs include Murfreesboro Electric Department, Jackson Energy Authority, Clarksville Department of Electricity, and the Duck River Electric Membership Corporation, among many others. Your LPC is determined entirely by your physical address.
TVA’s Nuclear Fleet & Energy Mix
TVA is one of the largest nuclear operators in the United States, and nuclear power is the single biggest source of Tennessee’s electricity. TVA operates three nuclear plants with a combined seven reactors, producing approximately 40% of its total generation—more than any other fuel source.
TVA’s three nuclear stations are Browns Ferry (3 reactors, Decatur, Alabama), Sequoyah (2 reactors, Soddy-Daisy, Tennessee), and Watts Bar (2 reactors, Spring City, Tennessee). Watts Bar Unit 2, completed in 2016, was the last nuclear reactor completed in the United States before Georgia’s Plant Vogtle Units 3 & 4 came online in 2023–2024.
TVA’s 29 hydroelectric dams—the original infrastructure built during the 1930s through 1960s—continue to provide clean baseload and peaking capacity. Combined with nuclear, nearly 60% of TVA’s generation is already carbon-free. TVA’s future plans include 10,000 MW of new solar capacity by 2035, continued coal plant retirements by the mid-2030s, and the exploration of small modular reactors (SMRs) at the Clinch River Nuclear Site in Oak Ridge, Tennessee.
Clinch River: The Next Nuclear Frontier
TVA is pursuing a license from the Nuclear Regulatory Commission to build small modular reactors (SMRs) at the Clinch River Nuclear Site in Oak Ridge, Tennessee. The site was originally chosen in the 1970s for a liquid-metal fast breeder reactor—a project that was cancelled by Congress in 1983 after spending $1.7 billion.
Now TVA is bringing nuclear development full circle. SMRs promise lower construction costs, faster build times, and the ability to scale capacity incrementally. If approved, Clinch River could become one of the first commercial SMR sites in the United States, reinforcing TVA’s position as a national nuclear energy leader and keeping Tennessee’s electricity rates among the lowest in the country for decades to come.
Why Tennessee Electricity Is So Affordable
Tennessee’s electricity rates are 34% below the national average, but the reason is different from other low-cost states. It’s not about cheap natural gas (like Florida) or abundant hydro (like Washington). Tennessee’s affordability comes from TVA’s unique structure as a federal entity.
TVA enjoys several structural advantages that investor-owned utilities simply cannot match:
- Federal financing: TVA can issue bonds at lower interest rates than private utilities, reducing the cost of capital for power plant construction and grid investment.
- No shareholder profit: TVA has no shareholders demanding quarterly returns. Every dollar of revenue is reinvested into the power system or used to pay down debt.
- Tax-exempt status: As a federal agency, TVA does not pay federal income taxes, though it makes payments in lieu of taxes (PILOTs) to state and local governments.
- Massive scale: 27,000 MW of capacity serving 10 million people across 7 states spreads fixed costs across an enormous customer base.
- Diversified fuel mix: Nuclear (40%), gas (25%), hydro (10%), and solar (5%) provide a hedge against any single fuel price spike.
That said, Tennessee electricity bills can still be significant. The state experiences hot, humid summers and cold winters, driving above-average consumption. TVA uses seasonal pricing—higher rates during summer (June–September) and winter (December–March) peak demand periods, with lower rates during transitional months (April–May, October–November). A typical NES residential bill breaks down as a base energy rate of approximately 8.89¢/kWh plus a TVA fuel cost adjustment of ~2.51¢/kWh, plus NES distribution charges—totaling roughly 11.4¢/kWh before demand charges and fees bring the effective rate to around 13.7¢/kWh for 1,000 kWh usage.
Tennessee’s Economic & Data Center Boom
Tennessee’s affordable TVA power is fueling one of the most dynamic economic expansions in the country, drawing industries that depend on reliable, low-cost electricity.
Nashville: America’s Fastest-Growing Major City
Nashville is the healthcare capital of the U.S. (HCA Healthcare, Vanderbilt University Medical Center), a global music and entertainment hub, and a rapidly growing tech center. Amazon’s Operations Center of Excellence, Oracle’s $1.2 billion campus, and AllianceBernstein’s relocated headquarters all chose Nashville partly because of affordable, reliable TVA power.
Memphis: Global Logistics Hub
Memphis is home to FedEx World Headquarters and the largest cargo airport in the world by freight volume. The city’s massive logistics, warehousing, and cold storage operations drive enormous electricity demand. MLGW’s ability to deliver affordable TVA power makes Memphis a magnet for distribution centers serving the entire central United States.
Auto Manufacturing & Data Centers
Tennessee is a major auto manufacturing state: Nissan’s Smyrna plant is one of the largest auto assembly plants in North America by volume, GM’s Spring Hill facility builds electric vehicles, and Volkswagen’s Chattanooga plant produces the ID.4 EV. Meanwhile, cheap TVA power is attracting data center investment from Meta (Facebook), Google, and other hyperscalers across the state.
Why Tennessee Will Never Deregulate
In most states, electricity deregulation is a state legislature decision. In Tennessee, it’s a federal government question—and that makes deregulation virtually impossible.
TVA was created by an act of Congress (the Tennessee Valley Authority Act of 1933). Changing TVA’s monopoly structure would require Congress to amend or repeal the TVA Act—the Tennessee General Assembly has no authority over a federal agency’s operations. TVA’s local power companies are locked into long-term wholesale contracts (most recently extended through 2029), and there is no mechanism for individual LPCs to easily source power from alternative generators.
The closest Tennessee has come to challenging the TVA model was MLGW’s exploration of leaving TVA between 2019 and 2022. Memphis Light, Gas & Water commissioned independent studies on alternative power suppliers, and for a time it appeared the nation’s largest three-service municipal utility might break away from TVA’s system. Ultimately, MLGW’s board voted to remain with TVA after the federal agency offered improved contract terms and rate incentives.
With rates 34% below the national average, there is minimal political will to change the system. For Tennessee consumers who want electricity choice, the option is to move to a deregulated state.
States Where You Can Choose Your Electricity Provider
Tennessee’s TVA-based system means electricity choice isn’t available here. If you want to shop for competitive electricity rates the way millions of Americans do, these deregulated states offer full retail choice:
Texas · Pennsylvania · Ohio · Illinois · New York · New Jersey · Connecticut · Maryland
How to Lower Your Tennessee Electricity Bill
You can’t choose your power company or your generator in Tennessee, but there are real strategies to reduce what you pay:
Shift Usage to Transitional Months
TVA’s seasonal rate structure charges more during summer (June–September) and winter (December–March) peak periods. Rates during transitional months (April–May, October–November) are measurably lower. Running heavy appliances, doing laundry, and scheduling electric-intensive work during these windows can shave dollars off your bill.
TVA EnergyRight Programs
TVA’s EnergyRight programs offer rebates on high-efficiency HVAC systems, insulation upgrades, water heaters, and home energy audits—all administered through your local power company. A qualifying heat pump upgrade can save $300–500/year in a Tennessee climate with both cooling and heating demand.
Go Solar in the Volunteer State
Tennessee gets 200+ sunny days per year, and the 30% federal Investment Tax Credit (ITC) makes rooftop solar increasingly viable. TVA’s Green Connect program allows customers to subscribe to solar energy through their LPC. Net metering policies vary by LPC, so check with your local utility for buyback rates and interconnection rules.
Low-Income & Bill Assistance
The federal LIHEAP program helps qualifying Tennessee households with energy costs. TVA and many local power companies also offer their own bill assistance and weatherization programs for low-income customers. Contact your LPC or call 211 to learn about available programs in your area.
Frequently Asked Questions About Tennessee Electricity
What is the average electricity rate in Tennessee?
Tennessee’s average residential electricity rate is 12¢/kWh as of April 2026—approximately 34% below the national average of 18.05¢/kWh. Commercial rates average 11.4¢/kWh. Tennessee’s low rates are driven by TVA’s federal power system, which eliminates investor-owned utility profit margins and benefits from federal financing.
Is Tennessee a deregulated electricity state?
No. Tennessee has a unique structure where all electricity is generated and transmitted by the Tennessee Valley Authority (TVA), a federal agency. TVA sells wholesale to ~150 local power companies that distribute to end customers. Deregulation would require an act of Congress to amend the TVA Act—not a state legislature decision. For electricity choice, consider deregulated states like Texas, Ohio, or North Carolina (partial).
What is the Tennessee Valley Authority (TVA)?
TVA is a federally owned corporation created on May 18, 1933 by President Franklin D. Roosevelt as part of the New Deal. It is the nation’s largest public power provider, serving 10 million people across 7 states with approximately 27,000 MW of generating capacity. TVA generates and transmits electricity and sells it wholesale to ~150 local power companies. It is self-funded from power sales—not taxpayer dollars.
Why is Tennessee electricity so cheap?
TVA’s advantages as a federal agency include lower cost of capital (federal bonds), no shareholder profit requirement, tax-exempt status, massive scale (27,000 MW serving 10M people), and a diversified fuel mix led by nuclear power (~40%). These structural advantages eliminate the profit margins and higher financing costs that investor-owned utilities in states like Georgia or North Carolina pass on to customers.
Who is my electric utility in Tennessee?
Your utility is one of ~150 local power companies (LPCs) that buy wholesale from TVA. The five largest are Nashville Electric Service (NES) (~430,000 customers), Memphis Light Gas & Water (MLGW) (~420,000 electric customers), Middle Tennessee EMC (~230,000 members), Knoxville Utilities Board (KUB) (~210,000 customers), and EPB Chattanooga (~180,000 customers). Your LPC is determined by your physical address.
What is EPB’s gigabit internet?
EPB (Electric Power Board of Chattanooga) became the first utility in the United States to offer 1 Gbps residential internet in 2010, built on fiber-optic infrastructure deployed alongside its electric smart grid. EPB later became the first to offer 10 Gbps service. The network has helped transform Chattanooga into a tech startup hub and demonstrated the potential of publicly owned utility infrastructure.
What is the average monthly electric bill in Tennessee?
The average Tennessee household pays approximately $137/month for electricity. While per-kWh rates are 34% below the national average, Tennessee’s hot, humid summers and cold winters drive higher consumption. TVA uses seasonal pricing with higher rates during summer (June–September) and winter (December–March) peak periods.
Can Memphis leave TVA?
MLGW (Memphis Light, Gas & Water) explored leaving TVA between 2019 and 2022, commissioning independent studies on alternative power suppliers. Ultimately, MLGW’s board voted to remain with TVA after TVA offered improved contract terms and rate incentives. Most TVA local power company contracts have been extended through 2029. Leaving TVA would require significant infrastructure investment, new power purchase agreements, and complex regulatory navigation.
About this Data
Rate data is sourced from the U.S. Energy Information Administration (EIA), the Tennessee Valley Authority (TVA), Nashville Electric Service, Memphis Light Gas & Water, Knoxville Utilities Board, EPB Chattanooga, and the ElectricChoice.com electric rate marketplace. Last data refresh: April 2026.
