Southwestern Electric Power Co. electricity rates
Investor-owned utility · Louisiana
Southwestern Electric Power Co. is a for-profit, investor-owned utility regulated by the state utility commission, serving 206,984 homes in Louisiana. Its residential customers pay an average of 14.39¢/kWh including fixed and delivery charges, 20% less than the U.S. average.
Rate basis: EIA-861M monthly utility data, 12 months ending 2026-07.
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Southwestern Electric Power Co. bill estimates
| Monthly use | At average all-in rate |
|---|---|
| 500 kWh | $71.95 |
| 1,000 kWh | $143.90 |
| 1,500 kWh | $215.85 |
| 2,000 kWh | $287.80 |
Southwestern Electric Power Co. residential rate plans
| Plan | Effective | Customer charge | Energy charges |
|---|---|---|---|
| Residential Servicetime-of-use | 2025-10-30 | $9.42 | 12.9¢ (12am–12am) — summer weekdays |
| RS - Residential Servicetime-of-use | 2025-08-27 | $7.43 | 11.5¢ (12am–12am) — summer weekdays |
| Electric Heating Appliance Residential Servicetime-of-use | 2016-12-01 | $7.75 | 8.8¢ (12am–12am) — summer weekdays |
| Residential Servicetime-of-use | 2016-12-01 | $7.75 | 8.8¢ (12am–12am) — summer weekdays |
| 2time-of-use | 2004-05-05 | $6.88 | 6.5¢ (12am–12am) — summer weekdays |
Source: OpenEI U.S. Utility Rate Database. Rates change. Check the linked tariff or your bill for current figures.
Southwestern Electric Power Co. rate history
2015–2025: +42% change in the average residential rate (9.75¢ → 13.85¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Southwestern Electric Power Co. | Louisiana avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 451 | 270 | 266 |
| Outages per customer (SAIFI) | 3.02 | 2.32 | 1.34 |
| Average restoration time (CAIDI) | 2 hr 30 min | — | — |
| Outage minutes excluding major storms | 332 | 216 | 121 |
Outages in counties served (2025)
From ORNL EAGLE-I, which tracks customers without power every 15 minutes. These counts cover every utility in each county. Weighted across Southwestern Electric Power Co.'s counties, customers averaged 8 hr 59 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Sabine | 1,205 | 147 | 5,073 | 2025-03-04 |
| Red River | 1,101 | 79 | 2,787 | 2025-10-19 |
| Bienville | 899 | 85 | 1,442 | 2025-02-16 |
| Vernon | 657 | 103 | 10,441 | 2025-05-26 |
| Grant | 601 | 105 | 2,744 | 2025-12-15 |
| Webster | 552 | 87 | 3,648 | 2025-03-05 |
| Winn | 542 | 69 | 966 | 2025-03-05 |
| Natchitoches | 497 | 76 | 3,353 | 2025-08-19 |
| DeSoto | 497 | 106 | 3,636 | 2025-02-11 |
| Caddo | 468 | 102 | 10,202 | 2025-05-06 |
| Bossier | 439 | 81 | 23,974 | 2025-04-26 |
Southwestern Electric Power Co. service area
Southwestern Electric Power Co. serves 11 counties in Louisiana and 112 ZIP codes.
Bienville, Bossier, Caddo, DeSoto, Grant, Natchitoches, Red River, Sabine, Vernon, Webster, Winn
Cities: Shreveport, Bossier City, Natchitoches, Minden, DeRidder, Fort Polk South, Leesville, Red Chute, Springhill, Mansfield, Winnfield, Eastwood, Vivian, Haughton, Greenwood, Blanchard, Fort Polk North, Many, New Llano, Stonewall, Benton, Zwolle, Coushatta, Logansport, Colfax, Ringgold, Vienna Bend, Campti
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 206,934 |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 206,984 |
| Net-metered solar homes | 1,375 |
| Home batteries paired with solar | 4 |
| Residential efficiency incentives paid (2025) | $2,158,050 |
| Residential energy saved by programs | 7,872 MWh |
Southwestern Electric Power Co. at a glance
| Ownership | Investor-owned utility |
| Services | — |
| Commercial rate | 12.21¢/kWh |
| Industrial rate | 9.55¢/kWh |
| Retail revenue (2025) | $788,918,700 |
| Electricity sold (2025) | 6,442,701 MWh |
| Balancing authority | SWPP |
| EIA utility ID | 17698 |
Other utilities in Louisiana
Frequently asked questions
What is Southwestern Electric Power Co.'s electricity rate?
Southwestern Electric Power Co. residential customers pay an average of 14.39¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 11% above the Louisiana average of 12.99¢ and 20% below the U.S. average.
What is the average Southwestern Electric Power Co. electric bill?
About $169 a month. The average Southwestern Electric Power Co. home uses 1,175 kWh a month. At 1,000 kWh the bill would be about $144.
How many customers does Southwestern Electric Power Co. have?
Southwestern Electric Power Co. serves 206,984 residential customers and 234,765 customers in total in Louisiana, across 11 counties.
How reliable is Southwestern Electric Power Co.?
In 2025, the average Southwestern Electric Power Co. customer was without power for 7 hr 31 min (SAIDI) over 3.02 interruptions (SAIFI), including major storms. Excluding major event days it was 5 hr 32 min. The Louisiana average was 4 hr 30 min and the U.S. average 4 hr 26 min.
Does Southwestern Electric Power Co. offer time-of-use rates?
Yes. The OpenEI rate database lists 5 time-of-use residential plans, including Residential Service. Running big appliances off-peak can cut their cost. Pick the plan in the calculator above to see by how much.
Does Southwestern Electric Power Co. offer net metering for solar?
Southwestern Electric Power Co. had 1,375 residential net-metered customers in 2025 with 7.8 MW of capacity and 4 solar-paired batteries. Estimate solar savings at this utility's rate.
Sources: EIA-861 2025 and EIA-861M (through July 2026), OpenEI URDB, ORNL EAGLE-I, U.S. Census. Methodology. Spot an error? Rates change often, so confirm with Southwestern Electric Power Co. before making decisions.