Southwestern Public Service: electric rates and average bill
Southwestern Public Service is an investor-owned utility that serves 101,203 homes in New Mexico. In 2025, its average home used 973 kWh a month and paid $125.11 (12.9¢ per kWh), more than the New Mexico average of $94.65.
- Investor-owned utility
- 101,203 homes
- EIA data, 2025
Southwestern Public Service at a glance
| Type of utility | Investor-owned utility |
|---|---|
| Homes served in New Mexico | 101,203 |
| Average home bill | $125.11 a month (New Mexico average $94.65) |
| Average price | 12.9¢ per kWh (New Mexico average 14.8¢) |
| Average home use | 973 kWh a month (New Mexico average 638) |
| Business customers | 8.8¢ per kWh, average bill $680.00 a month (26,918 businesses; New Mexico business rates) |
| Power outages | 1.1 outages and 145 minutes without power for the average customer in a normal year; 1.4 outages and 235 minutes with major storms (fewer minutes than the middle New Mexico utility, 234 minutes) |
| Smart meters | 83% of home meters |
| Time-based rates for homes | Time-of-use pricing; 16 homes enrolled |
| Grid | SPP region; SPP market; owns power plants |
| Counties served | Chaves, Curry, Eddy, Lea, Quay, Roosevelt |
Price rank: Southwestern Public Service has the 4th lowest average price of the 18 New Mexico utilities with 1,000 or more homes.
Other utilities in the same counties
These utilities also serve homes in one or more of the counties of Southwestern Public Service. Your address has one utility: it is on your bill.
| Utility | Homes | Average bill | Price per kWh |
|---|---|---|---|
| Public Service Company of NM | 496,914 | $90.82 | 16.4¢ |
| Central New Mexico Electric Cooperative | 19,323 | $100.83 | 17.4¢ |
| Otero County Electric Cooperative | 16,517 | $109.54 | 19.6¢ |
| Farmers Electric Cooperative | 10,310 | $111.99 | 13.7¢ |
| Lea County Electric Cooperative | 7,292 | $118.70 | 11.0¢ |
| Central Valley Electric Cooperative | 6,167 | $112.39 | 9.8¢ |
| Roosevelt County Electric Cooperative | 3,898 | $138.60 | 13.5¢ |
| Southwestern Electric Cooperative | 1,435 | $134.52 | 25.3¢ |
Southwestern Public Service rates and your bill
This site does not have a bill calculator for Southwestern Public Service yet: we add a calculator only after we check every charge in the official rate schedule. The current rates are on the Southwestern Public Service rates page. The averages on this page come from the yearly report that each utility files with the U.S. Energy Information Administration (Form EIA-861, 2025 data), so they show the past year, not today's rates.
- Southwestern Public Service website
- State regulator: New Mexico Public Regulation Commission
- The average electric bill in New Mexico, the average bill in each state and the ZIP code finder
Do you want a Southwestern Public Service bill calculator? Tell us.
What is the average Southwestern Public Service electric bill (NM)?
In 2025, its average home used 973 kWh a month and paid $125.11 (12.9¢ per kWh), more than the New Mexico average of $94.65.
How often does the power go out with Southwestern Public Service (NM)?
In 2025, the average Southwestern Public Service customer had 1.1 outages and 145 minutes without power, not counting major storms (1.4 outages and 235 minutes with them).
Does Southwestern Public Service (NM) have time-of-use rates?
Southwestern Public Service reported these time-based rates for homes to EIA in 2025: Time-of-use pricing; 16 homes enrolled. The rate schedules have the hours and prices.
utilityratecalc.com is not part of Southwestern Public Service. Source: EIA-861 data, 2025. The averages include all charges that the utility reports as revenue from homes that buy their power from it.