Columbia Power System electric rates
Updated October 7, 2026 · Source: EIA Form 861 (2024)
Municipal utility serving 31,166 homes in Tennessee.
Your rate
Estimate your bill
It's on your bill, usually near the top. Starting at 1,088 kWh, the average for Columbia Power System homes.
This is an estimate. Uses the EIA average rate with a nominal $12 fixed charge; real tariffs have tiers, time-of-use pricing and riders. Your bill also includes taxes and fuel adjustments that change month to month.
Rate cases
No rate case on file for Columbia Power System right now. We check regulator dockets weekly; last check October 7, 2026. Know of one?
Rate history
Columbia Power System's average rate is up 12% since 2020, versus +28% for the U.S. average.
Average residential revenue per kWh, EIA-861. Includes delivery and, where the utility sells it, supply.
Rebates for heat pumps, batteries and EV chargers
We haven't found utility-level rebates for Columbia Power System yet. Check Tennessee programs or read what's left after the federal credits ended.
About Columbia Power System
- Ownership
- Municipal
- Homes served
- 31,166 residential customers (2024)
- Grid operator
- TVA
- Retail choice
- No — one bundled rate
- Data
- EIA-861 2024, released October 7, 2026; rate cases checked October 7, 2026
Other utilities in Tennessee
- Nashville Electric Service 13.47¢
- MLGW (Memphis Light Gas & Water) 12.16¢
- Middle Tennessee E M C 11.76¢
- Knoxville Utilities Board 12.54¢
- City of Chattanooga 12.32¢
- Volunteer Electric Coop 12.19¢
- Cumberland Elec Member 12.99¢
- City of Clarksville 12.77¢