USBIA-San Carlos Project: electric rates and average bill
USBIA-San Carlos Project is a federal utility that serves 12,018 homes in Arizona. In 2025, its average home used 865 kWh a month and paid $141.57 (16.4¢ per kWh), less than the Arizona average of $157.15.
- Federal utility
- 12,018 homes
- EIA data, 2025
USBIA-San Carlos Project at a glance
| Type of utility | Federal utility |
|---|---|
| Homes served in Arizona | 12,018 |
| Average home bill | $141.57 a month (Arizona average $157.15) |
| Average price | 16.4¢ per kWh (Arizona average 15.3¢) |
| Average home use | 865 kWh a month (Arizona average 1,030) |
| Business customers | 15.8¢ per kWh, average bill $532.21 a month (2,383 businesses; Arizona business rates) |
| Grid | WECC region; buys its power |
| Counties served | Gila, Graham, Maricopa, Pima, Pinal |
Price rank: USBIA-San Carlos Project has the 13th lowest average price of the 17 Arizona 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 USBIA-San Carlos Project. Your address has one utility: it is on your bill.
| Utility | Homes | Average bill | Price per kWh |
|---|---|---|---|
| APS (Arizona Public Service)Bill calculator on this site | 1,287,097 | $164.54 | 17.0¢ |
| SRP (Salt River Project)Bill calculator on this site | 1,074,095 | $159.71 | 14.0¢ |
| Tucson Electric Power | 416,268 | $116.62 | 14.9¢ |
| Trico Electric Cooperative | 53,721 | $131.40 | 14.3¢ |
| Sulphur Springs Valley EC | 46,398 | $107.04 | 14.6¢ |
| Navopache Electric Cooperative | 40,795 | $80.75 | 13.5¢ |
| Electrical District No3 Pinal County | 32,951 | $162.35 | 14.0¢ |
| City of Mesa | 15,507 | $169.04 | 20.6¢ |
| Electrical District No2 Pinal County | 5,592 | $130.62 | 13.3¢ |
| Gila River Indian Utility Authority (GRICUA) | 2,707 | $201.39 | 14.3¢ |
USBIA-San Carlos Project rates and your bill
This site does not have a bill calculator for USBIA-San Carlos Project yet: we add a calculator only after we check every charge in the official rate schedule. The current rates are on the USBIA-San Carlos Project 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.
- USBIA-San Carlos Project website
- State regulator: Arizona Corporation Commission
- The average electric bill in Arizona, the average bill in each state and the ZIP code finder
Do you want a USBIA-San Carlos Project bill calculator? Tell us.
What is the average USBIA-San Carlos Project electric bill (AZ)?
In 2025, its average home used 865 kWh a month and paid $141.57 (16.4¢ per kWh), less than the Arizona average of $157.15.
utilityratecalc.com is not part of USBIA-San Carlos Project. Source: EIA-861 data, 2025. The averages include all charges that the utility reports as revenue from homes that buy their power from it.