Columbia Power System - (Tn)
Columbia Power System - (Tn) is municipal serving 31,166 residential customers in Tennessee, at an average residential price of 12.00¢ per kilowatt-hour.
That price is derived, and it is annual. It is total residential revenue divided by total residential sales in EIA’s 2024 survey — not a tariff, and not this month’s rate. For what a kilowatt-hour costs in Tennessee right now, see the state page, currently 14.07¢.
What it reported, by service
| Service | Residential customers | Residential | Commercial |
|---|---|---|---|
| Bundled | 31,166 | 12.00¢ | 11.47¢ |
How often the power goes out
| Minutes without power per customer, 2024 | 174.3 minutes (SAIDI, including major event days) |
|---|---|
| Interruptions per customer | 2.77 (SAIFI) |
| Excluding major event days | 164.8 minutes the figure utilities are benchmarked on |
| Reported under | IEEE standard |
The headline figure includes major event days, because a customer who lost power for three days in a storm lost power for three days. See how this compares nationally.
Counties served
Maury, Williamson.
From EIA’s 2024 service-territory report. More than one utility can serve a county.
Get told when this changes
A note each month when EIA publishes new prices for Tennessee.
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Source: EIA-861 annual electric utility survey, data year 2024. Public domain. This page is a record of what Columbia Power System - (Tn) reported to EIA; it is not an endorsement, and nothing here is a quote. Corrections and removal requests.