Columbia Power System Electricity Rates
Columbia Power System residential customers pay an average of 12.0¢/kWh (EIA-861, 2024, bundled service), or about $130.63 per month — 3% below the Tennessee state average. See what your bill looks like at that rate below.
12.0¢/kWh
EIA-861, 2024, bundled
$130.63
per month, residential
-3%
12.4¢/kWh state avg
What a Columbia Power System bill looks like by usage
Monthly cost at Columbia Power System's effective 12.0¢/kWh rate vs the Tennessee average of 12.4¢/kWh. U.S. homes average about 863 kWh/month.
| Monthly usage | Columbia Power System | TN average |
|---|---|---|
| 500 kWh | $60.00 | $62.10 |
| 750 kWh | $90.00 | $93.15 |
| 1,000 kWh | $120.00 | $124.20 |
| 1,250 kWh | $150.00 | $155.25 |
| 1,500 kWh | $180.00 | $186.30 |
| 2,000 kWh | $240.00 | $248.40 |
EV charging cost on Columbia Power System
Rate is pre-filled to Columbia Power System's 12.0¢/kWh. Enter your car's battery size.
Frequently asked questions
Other utilities in Tennessee
Think your Columbia Power System bill is too high?
Start with our guide to estimating and lowering your electric bill, then find the culprits with the appliance running-cost tables. EV driver on a time-of-use plan? See off-peak EV charging.