Southwestern Public Service Co: average rate and electric bill (2025)
Southwestern Public Service Co (investor-owned utility, New Mexico) served 101,203 homes in 2025. The average customer used 973 kWh a month and paid $125, an average price of 12.9¢ per kWh including fixed charges, riders and taxes. That is 13% below the New Mexico average of 14.8¢.
What a bill costs at Southwestern Public Service Co's average price
| Monthly usage | Estimated bill |
|---|---|
| 500 kWh | $64 |
| 1,000 kWh | $129 |
| 1,500 kWh | $193 |
The average price spreads fixed monthly charges over all kWh. At low usage your price per kWh is higher, at high usage lower. Your current tariff can differ from the 2025 average, especially after a rate case.
Calculate your bill · Heat pump vs furnace with this rate
Compare with other utilities in New Mexico
| Name | ¢/kWh | Avg. bill |
|---|---|---|
| El Paso Electric Co | 10.3 | $74 |
| Southwestern Public Service Co | 12.9 | $125 |
| City of Farmington | 12.9 | $84 |
| Kit Carson Electric Coop, Inc | 15.7 | $78 |
| Jemez Mountains Elec Coop, Inc | 15.8 | $90 |
| Public Service Co of NM | 16.4 | $91 |
| Continental Divide El Coop Inc | 16.9 | $100 |
Source: U.S. Energy Information Administration, Form EIA-861 annual data 2025 (released October 2026), utility ID 17718. Average price = residential revenue ÷ residential kWh sold; average bill = revenue ÷ customers ÷ 12.