Southwestern Electric Power Co Electricity Rates and Average Bill (Louisiana)
Data through August 2026 (the latest month EIA has published) · Updated October 31, 2026
As of August 2026, Southwestern Electric Power Co's residential customers in Louisiana paid an average effective rate of 14.60¢/kWh with an average monthly bill of $267.15, per EIA Form 861-M data. That rate is 1.7¢ above the Louisiana average of 12.87¢/kWh; the U.S. average is 18.16¢/kWh.
Rate trend vs the Louisiana average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| 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 |
| June 2026 | 14.34 | 201.98 | 1408 |
| July 2026 | 14.60 | 244.62 | 1675 |
| August 2026 | 14.60 | 267.15 | 1830 |
Southwestern Electric Power Co vs Louisiana vs the U.S.
| Southwestern Electric Power Co | Louisiana | U.S. average | |
|---|---|---|---|
| Rate (August 2026) | 14.60¢/kWh | 12.87¢/kWh | 18.16¢/kWh |
| Average monthly bill | $267.15 | $226.86 | $209.23 |
| Average monthly usage | 1830 kWh | 1763 kWh | 1152 kWh |
| Rate change, 1 year | +8.1% | +2.5% | +3.4% |
Estimate a bill at Southwestern Electric Power Co rates
Worked example: 1,000 kWh at Southwestern Electric Power Co's average effective rate of 14.60¢/kWh is about $146.00. The utility's actual average usage is 1830 kWh/month, which produces the $267.15 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.