Electricity rates in Columbia, TN
Columbia (36,800 people, Maury County) is served by 5 electric utilities. Homes on Columbia Power System pay about 13.10¢/kWh, 3% less than the Tennessee average.
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Electric companies serving Columbia
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Columbia Power System | Municipal utility | 13.10¢ | $145 | 32K | 143 |
| Tennessee Valley Authority | Federal utility | — | — | 0 | — |
| Middle Tennessee E M C | Electric cooperative | 12.61¢ | $163 | 312K | 50 |
| Duck River Electric Member Corp. | Electric cooperative | 13.99¢ | $193 | 72K | 190 |
| City of Mt Pleasant | Municipal utility | 14.14¢ | $169 | 3,538 | — |
Power outages in Maury County right now
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Outage history in Maury County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 295 | 244 |
| Days with outages | 68 | 66 |
| Most customers out at once | 7,184 (15.1%) | 5,049 (10.6%) |
| Worst day | 2024-08-24 | 2025-09-06 |
Outage minutes by month, 2025
Less outage time than 2024 (295 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Spring Hill 12.6¢
- Mount Pleasant 14.0¢
- Thompson's Station 12.6¢
- Lewisburg 14.0¢
- Chapel Hill 14.0¢
- Cornersville 14.0¢
- Franklin 12.6¢
- Unionville 14.0¢
- Fairview 14.2¢
- Bon Aqua Junction 13.4¢
ZIP codes: 38401, 38402
Frequently asked questions
What is the electricity rate in Columbia?
Most homes in Columbia get power from Columbia Power System, where residential customers pay an average of 13.10¢/kWh including all charges. The Tennessee average is 13.56¢ and the U.S. average 17.99¢. Other utilities serving parts of Columbia: Middle Tennessee E M C (12.61¢), Duck River Electric Member Corp. (13.99¢), City of Mt Pleasant (14.14¢).
What is the average electric bill in Columbia?
About $145 a month, based on 1,110 kWh a month (the average for Columbia Power System customers) at 13.10¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Columbia, TN?
5 utilities serve Columbia's ZIP codes: Columbia Power System, Tennessee Valley Authority, Middle Tennessee E M C, Duck River Electric Member Corp., City of Mt Pleasant. Which one serves you depends on your street address.
How often does the power go out in Columbia?
In 2025, customers in Maury County averaged 4 hr 4 min without power. Outages hit 66 days of the year, and the worst day was 2025-09-06, when 5,049 customers (10.6%) were out. Source: ORNL EAGLE-I.