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Power Outages in Union County, TN

City of Clinton - (TN) and Knoxville Utilities Board publish only a system-wide total, not county figures. There is no live feed for City of LaFollette and Powell Valley Electric Coop. In 2025, the average customer here lost power for about 6.9 hours.

Union County, TN is served by 4 tracked utilities.

Cite this data
URL
https://massoutage.com/tennessee/union-county
As of
Not available
Publisher
MassOutage

MassOutage, "Power Outages in Union County, TN". https://massoutage.com/tennessee/union-county

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Union County, TN
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This county Loading live outagesout
No outages reported (partial view)

City of Clinton - (TN) and Knoxville Utilities Board publish no county-level figures.

No live feed for City of LaFollette and Powell Valley Electric Coop: outages in theirservice area won't show here.

Live status by utility · Union County

0.0%of this county's ~11,905 customers are served by utilities with a county-level live feed.

Blind spots

We can't see outages for: City of LaFollette, Powell Valley Electric Coop. Their customers are not in any number on this page; check their own outage maps.

System-wide total only, no county split: City of Clinton - (TN), Knoxville Utilities Board.

UtilityFeedOutServed% outSmall outagesIncidentsUtility ETRAs of
City of Clinton - (TN)Live · total onlynot by county------
Knoxville Utilities BoardLive · total onlynot by county------
City of LaFolletteNo live feedcan't see------
Powell Valley Electric CoopNo live feedcan't see------

Electricity-dependent residents

HHS emPOWER · data October 7, 2026

Medicare beneficiaries in Union Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.

Power-dependent
372
Oxygen service
84
Dialysis (facility)
33
Home health / hospice
73
By ZIP code (3)
ZIPPower-dependentVentilatorsO2 concentratorsHome dialysis
37807219≤11183≤11
3777984≤11740
37866490430

Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.

🔔 Alerts for Union County, TN

Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Union County or any town and utility in it.

Get alerts for Union CountySend updates to your dashboardRSS feed
◢ ACTIVE WEATHER ALERTS · NWS

No active NWS alerts for Union County right now.

Recent NWS alert activity · Union County

Union County has been under 11 National Weather Service alerts recently, most recently a Special Weather Statement on October 13, 2026.

  • Special Weather Statement ×6
  • Wind Advisory ×3
  • Severe Thunderstorm Warning ×2

Latest Union County, TN outage updates

A running log of how this outage has changed, updated automatically as utilities report in.

  1. RESOLVED

    Power restored after 10m

  2. OUTAGE BEGAN

    Outage began: 371 customers out (3.9% of the county)

  3. RESOLVED

    Power restored after 6h 15m

  4. IMPROVING

    Improving: down to 79 customers out

  5. OUTAGE BEGAN

    Outage began: 371 customers out (3.9% of the county)

  6. RESOLVED

    Power restored after 10m

  7. OUTAGE BEGAN

    Outage began: 371 customers out (3.9% of the county)

  8. RESOLVED

    Power restored after 5h 30m

Outage trend · Union County, TN
0customers out · peak 107
Data as of Oct 15, 2026 00:30 UTC
Union County, TN: customers without power, last 24 hoursPeak 107 customers out; latest 0 as of Oct 15, 2026 00:30 UTC. Each point is the highest reading in its interval.050100150Oct 146 AM12 PM6 PM
Use the arrow keys to read values.
Times in EDT. Shaded stretches had no reading.

Hardest-hit cities in Union County

Where this event is concentrated across the county's towns and townships.

No cities on file for this county

Historical reliability

In 2025, the average customer in Union County went about 6.9 hours without power. Peak simultaneous outage on record reached 8,591 customers.

Official state benchmark (EIA 2025)Source: US EIA

The US EIA reports Tennessee utilities averaged 3.8 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 6.9 hrs.

A decade of outages (2015–2025)
avg hrs without power / customer
Union County average outage hours per customer by year2015–2025: 2015 2.3h, 2016 5.5h, 2017 8.5h, 2018 11.2h, 2019 11.3h, 2020 11.3h, 2021 7.5h, 2022 7.9h, 2023 6.8h, 2024 12.8h, 2025 6.9h. Highlighted: 2024.0510152.3h20155.5h20168.5h201711.2h201811.3h201911.3h20207.5h20217.9h20226.8h202312.8h20246.9h2025
Use the arrow keys to read values.

Worst year here was 2024 (peak 6,945 customers out) · decade average 8.4 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20151717,5032.3
20163077,5095.5
20173202,6188.5
20183928,54611.2
20194618,58211.3
20205028,59111.3
20215385,2897.5
20225353,3757.9
20235522,8626.8
20245576,94512.8
20256212,5166.9

Cost of power in Union County

ENERGY & AI DEMAND →

Estimated residential electricity price for Union County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.

13.7¢/kWh
estimated residential average
▲ 35% since 2015
vs Tennessee avg 13.7¢
vs US avg 20.0¢
BY UTILITY · RESIDENTIAL ¢/kWh

Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.

Worst recorded outages
STARTEDPEAK OUTDURATION
March 13, 20208,59130m
May 14, 20198,58213h 30m
July 20, 20188,5461d 5h
July 31, 20167,50912h 30m
December 28, 20157,5037h 45m
See the biggest power outages in US history →
Natural hazards & outage risk
ELEVATED

Relatively Low ice storms exposure · 8.4 hrs/yr of outages over the last decade.

HurricaneVery Low
TornadoRelatively Low
Ice stormRelatively Low
Strong windRelatively Low
WildfireVery Low

FEMA rates this county’s social vulnerability relatively moderate: outages hit harder where communities are less able to respond and recover.

All hazard rankings →

Power outages in Union County: FAQ

How often does Union County, TN lose power?
Based on EAGLE-I records, Union County, TN logged 621 distinct outage events in 2025, averaging about 6.9 hours without power per customer over the year.
What was the worst power outage in Union County, TN?
The largest tracked outage peaked at 8,591 customers without power, beginning March 13, 2020 and lasting about 30m.
Is there a power outage in Union County, TN right now?
No major outage is currently reported for Union County, TN. Live coverage depends on whether local utilities report to ODIN.
Which utilities serve Union County, TN?
Tracked electric providers include City of Clinton - (TN), Knoxville Utilities Board.
Nearby counties
Anderson CountyCampbell CountyClaiborne CountyGrainger County
ZIP codes in Union County

Outages are tracked at the county level; these ZIP codes fall within Union County.

37779, 37807, 37866

Electric providers serving this county

From EIA-861 service territory, with official reliability where reported.

ProviderOfficial SAIDI (EIA)LiveReport outage
Powell Valley Electric Coop3.0 hrsNo live feed-
Knoxville Utilities Board4.6 hrsLive · total only-
City of Clinton - (TN)2.6 hrsLive · total only-
City of LaFollette13.2 hrsNo live feed-

Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Tennessee customers). Machine-readable data: /api/v1/counties/47173 and /api/v1/counties/47173/history.