Southwestern Electric Power Co. electricity rates
Investor-owned utility · Texas
Southwestern Electric Power Co. is a for-profit, investor-owned utility regulated by the state utility commission, serving 157,119 homes in Texas. Its residential customers pay an average of 13.44¢/kWh including fixed and delivery charges, 25% 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 | $67.20 |
| 1,000 kWh | $134.40 |
| 1,500 kWh | $201.60 |
| 2,000 kWh | $268.80 |
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: +37% change in the average residential rate (9.17¢ → 12.60¢). Annual EIA-861 data.
Outages & reliability
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Reliability history
| 2025 | Southwestern Electric Power Co. | Texas avg | U.S. avg |
|---|---|---|---|
| Outage minutes per customer (SAIDI) | 467 | 224 | 266 |
| Outages per customer (SAIFI) | 2.98 | 1.65 | 1.34 |
| Average restoration time (CAIDI) | 2 hr 37 min | — | — |
| Outage minutes excluding major storms | 312 | 127 | 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 10 hr 33 min without power.
| County | Outage min/customer | Days with outages | Peak customers out | Worst day |
|---|---|---|---|---|
| Wood | 2,253 | 138 | 9,855 | 2025-03-04 |
| Upshur | 1,584 | 117 | 7,728 | 2025-04-04 |
| Cass | 1,539 | 128 | 10,547 | 2025-03-05 |
| Camp | 1,517 | 71 | 4,331 | 2025-06-09 |
| Morris | 1,407 | 65 | 2,711 | 2025-01-10 |
| Wheeler | 1,401 | 24 | 1,927 | 2025-03-14 |
| Collingsworth | 1,259 | 17 | 1,529 | 2025-06-02 |
| Franklin | 1,161 | 59 | 4,218 | 2025-03-04 |
| Marion | 1,158 | 97 | 2,821 | 2025-06-11 |
| Shelby | 828 | 109 | 3,609 | 2025-06-09 |
| Van Zandt | 803 | 99 | 6,757 | 2025-03-04 |
| Titus | 780 | 61 | 8,086 | 2025-03-04 |
| Gray | 771 | 35 | 5,067 | 2025-03-19 |
| Donley | 707 | 12 | 1,871 | 2025-03-14 |
| Panola | 639 | 88 | 4,597 | 2025-05-06 |
| Rusk | 586 | 108 | 4,885 | 2025-03-05 |
| Red River | 545 | 41 | 1,055 | 2025-03-04 |
| Gregg | 542 | 104 | 10,925 | 2025-03-04 |
| Childress | 536 | 23 | 2,841 | 2025-06-09 |
| Hall | 514 | 14 | 1,482 | 2025-03-14 |
| Harrison | 509 | 99 | 12,182 | 2025-03-04 |
| Bowie | 427 | 42 | 16,957 | 2025-01-10 |
| Smith | 336 | 72 | 14,531 | 2025-03-04 |
| Hopkins | 302 | 64 | 4,106 | 2025-03-04 |
| Rains | 196 | 25 | 1,489 | 2025-03-04 |
Southwestern Electric Power Co. service area
Southwestern Electric Power Co. serves 25 counties in Texas and 161 ZIP codes.
Bowie, Camp, Cass, Childress, Collingsworth, Donley, Franklin, Gray, Gregg, Hall, Harrison, Hopkins, Marion, Morris, Panola, Rains, Red River, Rusk, Shelby, Smith, Titus, Upshur, Van Zandt, Wheeler, Wood
Cities: Tyler, Longview, Texarkana, Nacogdoches, Marshall, Pampa, Sulphur Springs, Mount Pleasant, Kilgore, Jacksonville, Henderson, Whitehouse, Carthage, Gladewater, White Oak, Childress, Center, Lindale, Atlanta, Wake Village, Gilmer, New Boston, Mineola, Pittsburg, Hallsville, Canton, Winnsboro, Nash, Grand Saline, Hideaway, Canadian, Bullard, Holly Lake Ranch, Mount Vernon, Hooks, Van, Overton, Daingerfield, Liberty City, Cooper
Programs, smart meters & solar
| Smart meters (AMI) for homes | 100% |
| Customers with daily usage data online | 157,105 |
| Time-based rate programs | Time-of-use rates |
| Homes on time-based rates | 157,119 |
| Net-metered solar homes | 0 reported |
| Homes in demand response (e.g. thermostat rebates) | 1,386 |
| Residential efficiency incentives paid (2025) | $2,022,000 |
| Residential energy saved by programs | 4,613 MWh |
Southwestern Electric Power Co. at a glance
| Ownership | Investor-owned utility |
| Services | — |
| Commercial rate | 10.65¢/kWh |
| Industrial rate | 6.91¢/kWh |
| Retail revenue (2025) | $690,888,600 |
| Electricity sold (2025) | 7,223,554 MWh |
| Balancing authority | SWPP |
| EIA utility ID | 17698 |
Other utilities in Texas
Frequently asked questions
What is Southwestern Electric Power Co.'s electricity rate?
Southwestern Electric Power Co. residential customers pay an average of 13.44¢ per kWh, all charges included (EIA-861M monthly utility data, 12 months ending 2026-07). That's 16% below the Texas average of 15.96¢ and 25% below the U.S. average.
What is the average Southwestern Electric Power Co. electric bill?
About $156 a month. The average Southwestern Electric Power Co. home uses 1,159 kWh a month. At 1,000 kWh the bill would be about $134.
How many customers does Southwestern Electric Power Co. have?
Southwestern Electric Power Co. serves 157,119 residential customers and 192,139 customers in total in Texas, across 25 counties.
How reliable is Southwestern Electric Power Co.?
In 2025, the average Southwestern Electric Power Co. customer was without power for 7 hr 47 min (SAIDI) over 2.98 interruptions (SAIFI), including major storms. Excluding major event days it was 5 hr 12 min. The Texas average was 3 hr 44 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.
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.