Southwestern Electric Power Co Electricity Rates and Average Bill (Louisiana)
Data through May 2026 (the latest month EIA has published) · Updated August 14, 2026
As of May 2026, Southwestern Electric Power Co's residential customers in Louisiana paid an average effective rate of 16.57¢/kWh with an average monthly bill of $168.72, per EIA Form 861-M data. That rate is 2.4¢ above the Louisiana average of 14.15¢/kWh; the U.S. average is 18.44¢/kWh.
Rate trend vs the Louisiana average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| June 2025 | 15.97 | 212.40 | 1330 |
| July 2025 | 15.19 | 250.36 | 1648 |
| August 2025 | 13.50 | 234.00 | 1734 |
| September 2025 | 14.31 | 177.32 | 1239 |
| October 2025 | 14.16 | 140.56 | 993 |
| November 2025 | 13.66 | 104.41 | 764 |
| December 2025 | 13.93 | 153.50 | 1102 |
| January 2026 | 14.29 | 172.28 | 1206 |
| February 2026 | 13.34 | 132.83 | 996 |
| March 2026 | 17.14 | 140.39 | 819 |
| April 2026 | 13.65 | 111.51 | 817 |
| May 2026 | 16.57 | 168.72 | 1018 |
Southwestern Electric Power Co vs Louisiana vs the U.S.
| Southwestern Electric Power Co | Louisiana | U.S. average | |
|---|---|---|---|
| Rate (May 2026) | 16.57¢/kWh | 14.15¢/kWh | 18.44¢/kWh |
| Average monthly bill | $168.72 | $143.99 | $135.70 |
| Average monthly usage | 1018 kWh | 1017 kWh | 736 kWh |
| Rate change, 1 year | +5.7% | +6.7% | +6.2% |
Estimate a bill at Southwestern Electric Power Co rates
Worked example: 1,000 kWh at Southwestern Electric Power Co's average effective rate of 16.57¢/kWh is about $165.70. The utility's actual average usage is 1018 kWh/month, which produces the $168.72 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full Louisiana rate trend, look up another utility by ZIP code, or read why electric bills are rising.
Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.