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UNS Electric, Inc: Outages & Reliability

We have no live outage feed for UNS Electric, Inc, so its outages are not in our numbers.

UNS Electric, Inc is an investor owned utility serving 2 counties in Arizona. In 2024, its customers went an average of 1.2 hours without power (SAIDI), across about 0.8 interruptions each. Its outage duration is better than the US average and about the same as the Arizona median (1.4 h).

ON ITS NETWORKNo live feed

We have no live feed for UNS Electric, Inc, so its outages are not in our numbers. See our coverage →

Official reliability (EIA 2024)

US EIA
1.2 hrs
SAIDI / customer / yr
0.8
SAIFI / yr
1.5 hrs
CAIDI / outage
better than the US average (US 11.0h)
Residential price16.0¢/kWhaverage, US EIA 2024energy trends →

Reliability over time

Official EIA SAIDI, hours without power per customer per year (IEEE, incl. major events). Over this period UNS Electric, Inc’s reliability has been improving (lower is better).

UNS Electric, Inc SAIDI by year2013–2024: 2013 4.1h, 2014 3.5h, 2015 1.2h, 2016 1.1h, 2017 3.3h, 2018 0.8h, 2020 0.7h, 2021 3.1h, 2022 2.6h, 2023 2.7h, 2024 1.2h. Highlighted: 2013 (highest).02464.1h20133.5h20141.2h20151.1h20163.3h20170.8h20180.7h20203.1h20212.6h20222.7h20231.2h2024
Use the arrow keys to read values.
Outage trend · UNS Electric, Inc
0customers out
Data as of Oct 7, 2026 09:00 UTC
UNS Electric, Inc: customers without power, last 24 hoursPeak 0 customers out; latest 0 as of Oct 7, 2026 09:00 UTC. Each point is the highest reading in its interval.00.30.50.816 AM12 PM6 PMOct 7
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Times in EDT. Shaded stretches had no reading.

Counties served by UNS Electric, Inc (2)

Service territory reported to EIA-861; each links to live outage status and history.

UNS Electric, Inc: FAQ

How reliable is UNS Electric, Inc?
UNS Electric, Inc customers averaged 1.2 hours without power in 2024 (SAIDI), which is about average and better than the US average, about the same as the Arizona median (1.4 h), per official US EIA data.
How many customers does UNS Electric, Inc serve?
UNS Electric, Inc serves 2 counties across Arizona, per its EIA-861 service territory filing.
Where does UNS Electric, Inc provide power?
UNS Electric, Inc operates in Arizona. The full list of counties served is below, each linked to its live outage status.

Reliability metrics (SAIDI/SAIFI) and service territory from the US EIA Form 861. SAIDI/SAIFI are IEEE-standard, including major event days. Primary state: Arizona.

Data from EIA Form 861 (utility reliability) and DOE/ORNL ODIN, every source we read. Live data as of .