massoutage

County annual report · FIPS 47101

2025 Lewis County, TN Power Outage Report

In 2025, customers in Lewis County, TN went without power for an average of 0.0 hours, a total of 91 customer-hours (Tennessee average 4.3 hours). That ranks 76th worst of 81 Tennessee counties and 2971st of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
0.0
6,968 customers
Customer-hours out
91
Peak customers out
5
Outages ≥1,000 out
0
0 of 10,000+ · 13 total
Longest outage
5h 45m
began May 25, 2025
Rank in state
76th/81
2971st of 3,000 US

Compared with TN, the US and 2024

Lewis County, TN average hours without power per customer compared with state and national averages, 2025Lewis County 0.0 hours, Tennessee average 4.3 hours, US average 5.9 hours, Lewis County, 2024 0.0 hoursLewis CountyLewis County0.0hTennessee averageTennessee average4.3hUS averageUS average5.9hLewis County, 2024Lewis County, 20240.0h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

CSVJSON
Lewis County, TN customer-hours without power by month, 2025Jan 0, Feb 0, Mar 4, Apr 13, May 17, Jun 16, Jul 16, Aug 0, Sep 11, Oct 0, Nov 15, Dec 0051015200Jan0Feb4Mar13Apr17May16Jun16Jul0Aug11Sep0Oct15Nov0Dec
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Customer-hours; May was the worst month.

Lewis County year over year

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Lewis County, TN: average hours without power per customer by year2015: 0.0h; 2016: no data; 2017: no data; 2018: 0.0h, coverage 55%; 2019: 0.0h, coverage 73%; 2020: 0.0h, coverage 73%; 2021: 0.0h, coverage 73%; 2022: 0.0h, coverage 75%; 2023: 0.0h; 2024: 0.0h; 2025: 0.0h00000%50%100%0.0h2015n/a2016n/a20170.0h20180.0h20190.0h20200.0h20210.0h20220.0h20230.0h20240.0h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Tennessee customers tracked each year.

Biggest outages in Lewis County, 2025

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1November 25, 2025 02:45November 25, 2025 05:453h515
2March 15, 2025 08:45March 15, 2025 09:451h44
3April 24, 2025 19:15April 24, 2025 19:4530m42
4June 13, 2025 18:45June 13, 2025 20:452h48
5June 24, 2025 15:00June 24, 2025 16:451h 45m47
6July 3, 2025 02:00July 3, 2025 06:004h416
7April 10, 2025 22:30April 11, 2025 00:001h 30m23
8April 26, 2025 12:30April 26, 2025 16:304h28
9May 2, 2025 19:45May 2, 2025 22:002h 15m25
10May 18, 2025 06:15May 18, 2025 07:301h 15m23

Outage episodes by size in 2025: 0 reached 100+ customers, 0 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Lewis County reported on EIA Form 861 for 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duck River Elec Member Corp20244.6 hrs2.462.7 hrs2.08
Meriwether Lewis Electric Coop-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Tennessee's customers in 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,968 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Lewis County has data for 2015, 2018–2025.

Cite this report

MassOutage (massoutage.com), Lewis County, TN annual power outage report, 2025, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2025/tennessee/lewis-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON