17.03¢
per kWh, 2025
[ APS / AZ · E-01345A-25-0105 ]
APS: 14.0% requested for 1,287,097 Arizona homes
PENDING · DECISION DEC 2026 · 76 DAYS
rate increase requested
19.41¢
per kWh if approved
76
days to decision
+28.6%
since 2020
What your bill becomes
Bill today
After the increase
Difference / month · / year
Estimated at APS's average effective residential rate (17.03¢/kWh, EIA, all charges included). Your tariff, fees and taxes differ.
Rate case E-01345A-25-0105
Pending Docket E-01345A-25-0105 ↗
- Jun 2025Filed with the commission as docket E-01345A-25-0105
- Dec 2026Decision expected · 76 days
Arizona Public Service filed on June 13, 2025 for a base-rate increase it reports as $579.52 million net, or 13.99% overall, the figure shown here (the gross figure is $662.44 million, or 15.99%, before moving some surcharge revenue into base rates; on that gross basis the hearing notice puts the residential class at 16.44%). It asks for a 10.7% return on equity and a formula rate mechanism for annual adjustments. Hearings began in May 2026; the Arizona Corporation Commission is expected to vote on the recommended order in December 2026, with any increase likely taking effect in early 2027.
Rate history 2015–2025
| Year | ¢/kWh | Change | Customers |
|---|---|---|---|
| 2015 | 12.93¢ | — | 1,046,989 |
| 2016 | 13.11¢ | +1.4% | 1,061,814 |
| 2017 | 13.57¢ | +3.5% | 1,080,665 |
| 2018 | 14.16¢ | +4.3% | 1,100,816 |
| 2019 | 13.60¢ | −4.0% | 1,123,829 |
| 2020 | 13.24¢ | −2.6% | 1,150,194 |
| 2021 | 13.45¢ | +1.6% | 1,177,343 |
| 2022 | 13.87¢ | +3.1% | 1,202,975 |
| 2023 | 15.31¢ | +10.4% | 1,228,022 |
| 2024 | 16.45¢ | +7.5% | 1,256,120 |
| 2025 | 17.03¢ | +3.5% | 1,287,097 |
How this compares
15.26¢
Arizona average, 2025
+11.6%
APS vs AZ 2025 average
−1.2%
vs US 2025 average
#2
priciest in AZ
APS files with the EIA as Arizona Public Service Co (utility ID 803).
Serves 14 counties in Arizona: Apache, Cochise, Coconino, Gila, Graham, Greenlee, Maricopa, Mohave, Navajo, Pima, Pinal, Santa Cruz, Yavapai, Yuma. 276 ZIP codes.
Questions
Is APS raising rates?
APS filed docket E-01345A-25-0105 with the Arizona Corporation Commission in Jun 2025 asking for a 13.99% increase (overall revenue increase, all customer classes), about $579.52M a year. The commission is expected to decide by Dec 2026.
How much more would I pay APS each month?
At Arizona's average use of 1,030 kWh, a bill of about $175.41 would become about $199.95 if the full 13.99% is approved. Commissions usually approve less than the request.
What does APS charge per kWh?
APS's average effective residential rate was 17.03¢ per kWh in 2025 (EIA-861, revenue divided by sales, all charges included). Arizona's 2025 average was 15.26¢.
How much have APS rates gone up in five years?
+28.6% between 2020 and 2025, against +21.7% for Arizona as a whole over the latest five-year window.
How many customers does APS have in Arizona?
1,287,097 residential customers in 2025, across 14 counties including Apache, Cochise, Coconino, according to the EIA-861 survey.
Where do these numbers come from?
Rates and customer counts are from the US Energy Information Administration's annual EIA-861 survey; rate-case facts are from the Arizona Corporation Commission docket linked on this page. Nothing here is a utility bill; use it to understand the direction and size of changes.
Sources
Last verified 2026-10-16
- Arizona Corporation Commission public notice of hearings, docket E-01345A-25-0105 (APS-hosted) checked 2026-10-16
- Arizona Capitol Times: APS rate case kicks off with protest over 14% increase checked 2026-10-16
- EIA-861 Sales to Ultimate Customers, 2015–2025 (released 2026-10-07)
- EIA-861M monthly state averages through Jul 2026
- NREL utility-by-ZIP lookup (2024)