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Sevier County Electric System: Outages & Reliability

As of October 7, 2026 09:00 UTC, no major outages are reported on Sevier County Electric System's network.

Sevier County Electric System is an municipal utility serving 3 counties in Tennessee. In 2024, its customers went an average of 5.5 hours without power (SAIDI), across about 2.4 interruptions each. That ranks it #271 of 468 US utilities by reliability, where #1 is the most reliable. Its outage duration is better than the US average and about the same as the Tennessee median (4.8 h).

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No major outages currently reported on Sevier County Electric System's network.

Official reliability (EIA 2024)

US EIA
5.5 hrs
SAIDI / customer / yr
2.4
SAIFI / yr
2.3 hrs
CAIDI / outage
better than the US average (US 11.0h)

Ranks #271 of 468 US utilities by reliability (#1 = most reliable) · about the same as the Tennessee median (4.8 h).

Residential price11.3¢/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 Sevier County Electric System’s reliability has been worsening (lower is better).

Sevier County Electric System SAIDI by year2013–2024: 2013 3.4h, 2014 4.5h, 2015 5.2h, 2016 20.5h, 2017 14.0h, 2018 4.7h, 2020 26.1h, 2021 3.7h, 2022 30.9h, 2023 7.7h, 2024 5.5h. Highlighted: 2022 (highest).0102030403.4h20134.5h20145.2h201520.5h201614.0h20174.7h201826.1h20203.7h202130.9h20227.7h20235.5h2024
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Outage trend · Sevier County Electric System
0customers out · peak 43
Data as of Oct 7, 2026 09:00 UTC
Sevier County Electric System: customers without power, last 24 hoursPeak 43 customers out; latest 0 as of Oct 7, 2026 09:00 UTC. Each point is the highest reading in its interval.02040606 AM12 PM6 PMOct 7
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Times in EDT. Shaded stretches had no reading.

Counties served by Sevier County Electric System (3)

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

Sevier County Electric System: FAQ

How reliable is Sevier County Electric System?
Sevier County Electric System customers averaged 5.5 hours without power in 2024 (SAIDI), which is below average and better than the US average, about the same as the Tennessee median (4.8 h), per official US EIA data.
Where does Sevier County Electric System rank among US electric utilities?
By official EIA SAIDI, Sevier County Electric System is #271 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is better than the US average.
How many customers does Sevier County Electric System serve?
Sevier County Electric System serves 3 counties across Tennessee, per its EIA-861 service territory filing.
Where does Sevier County Electric System provide power?
Sevier County Electric System operates in Tennessee. 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: Tennessee.

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