Knox County, TN Power Outages
As of Nov 2, 10:45 PM EST, 1 customers in Knox County, Tennessee were without power, reported by Knoxville Utilities Board.
Knox County on the Tennessee outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
| Utility | Customers out |
|---|---|
| Knoxville Utilities Board | 1 |
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Knox County power outage history
Every significant outage recorded in Knox County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 317 significant power outages in Knox County, meaning events that left at least 1% of customers in the dark. The largest (Aug 7–12, 2023) came when severe thunderstorms left 68,001 customers (27.9% of the county) without power.
From 2018 to 2025, the average customer here lost about 4 hr 53 min of power per year, close to the Tennessee average of 5 hr 20 min. That ranks 34th of 88 Tennessee counties for outage time, where 1st has the most.
August is the riskiest month: it accounted for 16% of all customer outage time from 2018 to 2025. On 40 days in that period, at least 5% of customers were out at the same time. Outage time in Knox County has risen recently: about 5 hr 55 min per customer per year in 2022–2025, versus 3 hr 50 min in 2018–2021.
The most recent significant outage on record (Dec 19, 2025) affected 19,649 customers (8.1%) amid severe thunderstorms.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Aug 7–12, 2023 | 68,001(27.9%) | 6 | Severe thunderstorms |
| 2 | May 28–29, 2017 | 44,151(18.1%) | 2 | Severe thunderstorms |
| 3 | Jun 19, 2020 | 40,534(16.6%) | 1 | Hail and lightning |
| 4 | May 27, 2020 | 34,684(14.2%) | 1 | No major storm reported |
| 5 | Apr 12, 2018 | 31,811(13%) | 1 | No major storm reported |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Knox County?
Electric companies with service territory in Knox County (EIA-861, 2025)
| Utility | Type | Customers (TN) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Knoxville Utilities Board (KUB) | Municipal | 225,030 | 1 out | |
| City of Lenoir - (TN) | Municipal | 78,504 | Not reporting | |
| City of Clinton - (TN) | Municipal | 31,429 | Not reporting |
Customer counts are each utility's statewide total in Tennessee. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Knox County outage headlines in the past week.
Cities in Knox County
Knoxville, Farragut
Nearby counties
Knox County power outage FAQ
Is the power out in Knox County right now?
Yes. As of Nov 2, 10:45 PM EST, 1 customers in Knox County were without power according to Knoxville Utilities Board.
Which electric company serves Knox County?
According to EIA-861 service territory data, Knoxville Utilities Board, City of Lenoir - (TN), City of Clinton - (TN) provide electric service in Knox County, Tennessee.
What was the worst power outage in Knox County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Aug 7–12, 2023. It peaked at 68,001 customers without power (27.9% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Knox County?
EAGLE-I has recorded 317 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 4 hr 53 min of power per year, and on 40 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Knox County, TN Power Outages." Accessed November 2, 2026. https://poweroutagetracker.com/outages/tennessee/knox-county