New Mexico · Investor Owned
Southwestern Public Service Co
12.86¢ per kWh, bundled, EIA-861 2025. Average bill $125.11 at 973.2 kWh a month, across 101,203 customers on that row.
New Mexico averaged 14.85¢/kWh and $94.65 a month. The United States averaged 17.23¢/kWh and $150.68. State and national figures come from EIA's Average Bill file.
Revenue divided by sales, EIA-861 Sales to Ultimate Customers, 2025, released October 7, 2026. Texas wires utilities come from the Delivery Companies file. The price and bill use bundled service. Customer count: 101,203, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$128.60
12.86¢/kWh × 1,000 kWh. Bundled residential average, EIA-861 2025. The customer charge is already folded into this average, so it stands beside a tariff total rather than being added to it.
Annual history
| Year | ¢/kWh | Avg. bill | Avg. kWh | Customers |
|---|---|---|---|---|
| 2015 | 9.40¢ | $93.39 | 993.6 | 94,525 |
| 2016 | 9.59¢ | $91.91 | 958.9 | 94,958 |
| 2017 | 10.54¢ | $96.50 | 915.3 | 95,078 |
| 2018 | 10.11¢ | $100.70 | 996.2 | 95,919 |
| 2019 | 9.65¢ | $97.21 | 1,007.8 | 96,964 |
| 2020 | 9.85¢ | $102.87 | 1,043.9 | 97,747 |
| 2021 | 10.80¢ | $103.45 | 957.8 | 98,490 |
| 2022 | 12.70¢ | $129.61 | 1,020.8 | 99,338 |
| 2023 | 11.77¢ | $118.21 | 1,004.3 | 99,886 |
| 2024 | 11.98¢ | $119.31 | 996.1 | 100,540 |
| 2025 | 12.86¢ | $125.11 | 973.2 | 101,203 |
EIA-861, 2015–2025, using the same service type as the 2025 figure. A blank year means that service was not in the file.
Counties
Chaves, Curry, Eddy, Lea, Quay, Roosevelt.
EIA-861 Service Territory, 2025. A listed county is the county EIA recorded. It does not mean every address in the county is served. Open this utility in the bill calculator · Rate history tool