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Sun Prairie Utilities: Outages & Reliability

We have no live outage feed for Sun Prairie Utilities, so its outages are not in our numbers.

Sun Prairie Utilities is an municipal utility serving 1 county in Wisconsin. In 2024, its customers went an average of 0.6 hours without power (SAIDI), across about 1.0 interruptions each. Its outage duration is better than the US average and better than the Wisconsin median (4.9 h).

ON ITS NETWORKNo live feed

We have no live feed for Sun Prairie Utilities, so its outages are not in our numbers. See our coverage →

Official reliability (EIA 2024)

US EIA
0.6 hrs
SAIDI / customer / yr
1.0
SAIFI / yr
33 min
CAIDI / outage
better than the US average (US 11.0h)
Residential price12.1¢/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 Sun Prairie Utilities’s reliability has been worsening (lower is better).

Sun Prairie Utilities SAIDI by year2014–2024: 2014 0.8h, 2015 0.2h, 2016 0.3h, 2017 0.3h, 2018 0.2h, 2021 0.2h, 2022 0.3h, 2023 0.3h, 2024 0.6h. Highlighted: 2014 (highest).00.30.50.810.8h20140.2h20150.3h20160.3h20170.2h20180.2h20210.3h20220.3h20230.6h2024
Use the arrow keys to read values.
Outage trend · Sun Prairie Utilities
0customers out
Data as of Oct 7, 2026 09:00 UTC
Sun Prairie Utilities: 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 Sun Prairie Utilities (1)

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

Sun Prairie Utilities: FAQ

How reliable is Sun Prairie Utilities?
Sun Prairie Utilities customers averaged 0.6 hours without power in 2024 (SAIDI), which is very reliable and better than the US average, better than the Wisconsin median (4.9 h), per official US EIA data.
How many customers does Sun Prairie Utilities serve?
Sun Prairie Utilities serves 1 county across Wisconsin, per its EIA-861 service territory filing.
Where does Sun Prairie Utilities provide power?
Sun Prairie Utilities operates in Wisconsin. 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: Wisconsin.

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