kWh Index

Southwestern Public Service Co electricity rates

Southwestern Public Service Co is investor owned serving 222,146 residential customers in Texas, at an average residential price of 13.35¢ per kilowatt-hour. It also files in 1 other state: New Mexico.

That price is derived, and it is annual. It is total residential revenue divided by total residential sales in EIA’s 2024 survey — not a tariff, and not this month’s rate. For what a kilowatt-hour costs in Texas right now, see the state page, currently 15.94¢.

What it reported, by service

ServiceResidential customersResidentialCommercial
Bundled222,14613.35¢9.21¢

How often the power goes out

Minutes without power per customer, 2024197.4 minutes (SAIDI, including major event days)
Interruptions per customer1.19 (SAIFI)
Excluding major event days116.2 minutes the figure utilities are benchmarked on
Reported underIEEE standard

The headline figure includes major event days, because a customer who lost power for three days in a storm lost power for three days. See how this compares nationally.

Counties served

Andrews, Armstrong, Bailey, Borden, Briscoe, Carson, Castro, Cochran, Cottle, Crosby, Dallam, Dawson, Deaf Smith, Donley, Ector, Floyd, Foard, Gaines, Garza, Gray, Hale, Hansford, Hartley, Hemphill, Hockley, Hutchinson, Lamb, Lipscomb, Lubbock, Lynn, Midland, Moore, Motley, Ochiltree, Oldham, Parmer, Potter, Randall, Roberts, Sherman, Swisher, Terry, Wheeler, Wilbarger, Yoakum.

From EIA’s 2024 service-territory report. More than one utility can serve a county.

Other utilities in the same counties

Other utilities in Texas

The largest by residential customers; the price is derived from the same 2024 survey.

Every utility in Texas

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Source: EIA-861 annual electric utility survey, data year 2024. Public domain. This page is a record of what Southwestern Public Service Co reported to EIA; it is not an endorsement, and nothing here is a quote. Corrections and removal requests.