Power outages in Alcoa, TN
Live outages for Alcoa and the surrounding area, updated every 10 minutes. Alcoa has 13,689 residents.
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No live outage data for Alcoa yet.
Outage map
AlcoaBlount County
Outage history in Blount County, which includes Alcoa
2014–2025 recordBlount County averaged 44.7 significant outages a year in 2023–2025, about typical for Tennessee counties.
In the 12 months to December 2025, there were 42. Half were over within 1.5 hours; the longest lasted 20 hours, starting March 5, 2025.
The largest on record began July 5, 2020, with 19,120 customers out at once.
44.7significant outages a year (2023–2025)
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At least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.1 hourtypical (median) length
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Half of significant outages here ended sooner than this, and half lasted longer.4 dayslongest on record (February 2015)
19,120most customers out at once
| Largest events (start) | Peak out | LastediHow long this area stayed at or above the significant-outage line, not how long any one home was without power. | Customer-hoursiCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours. |
|---|---|---|---|
| July 5, 2020 | 19,120 | 6.5 hours | 24,259 |
| March 3, 2023 | 13,526 | 30 hours | 130,834 |
| July 30, 2024 | 11,644 | 2.5 hours | 17,641 |
| August 27, 2025 | 11,202 | 3.5 hours | 35,182 |
| July 5, 2022 | 9,481 | 3.5 hours | 8,084 |
Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).i
From EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.