massoutage

County annual report · FIPS 47127

2025 Moore County, TN Power Outage Report

In 2025, customers in Moore County, TN went without power for an average of 6.8 hours, a total of 22K customer-hours (Tennessee average 4.3 hours). That ranks 20th worst of 81 Tennessee counties and 1175th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
6.8
3,269 customers
Customer-hours out
22K
Peak customers out
1,489
Outages ≥1,000 out
2
0 of 10,000+ · 319 total
Longest outage
1d 18h
began October 6, 2025
Rank in state
20th/81
1175th of 3,000 US

Compared with TN, the US and 2024

Moore County, TN average hours without power per customer compared with state and national averages, 2025Moore County 6.8 hours, Tennessee average 4.3 hours, US average 5.9 hours, Moore County, 2024 2.1 hoursMoore CountyMoore County6.8hTennessee averageTennessee average4.3hUS averageUS average5.9hMoore County, 2024Moore County, 20242.1h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

CSVJSON
Moore County, TN customer-hours without power by month, 2025Jan 19, Feb 240, Mar 1,247, Apr 1,191, May 6,462, Jun 6,111, Jul 1,072, Aug 2,444, Sep 1,662, Oct 473, Nov 1,018, Dec 30602k4k6k8k19Jan240Feb1,247Mar1,191Apr6,462May6,111Jun1,072Jul2,444Aug1,662Sep473Oct1,018Nov306Dec
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Customer-hours; May was the worst month.

Moore County year over year

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Moore County, TN: average hours without power per customer by year2015: 7.0h; 2016: no data; 2017: 0.0h; 2018: 3.1h, coverage 55%; 2019: 3.5h, coverage 73%; 2020: 6.8h, coverage 73%; 2021: 19.7h, coverage 73%; 2022: 6.9h, coverage 75%; 2023: 8.4h; 2024: 2.1h; 2025: 6.8h051015200%50%100%7.0h2015n/a20160.0h20173.1h20183.5h20196.8h202019.7h20216.9h20228.4h20232.1h20246.8h2025
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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 Moore County, 2025

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 25, 2025 21:15May 26, 2025 04:457h 30m1,4892,349
2August 13, 2025 12:45August 13, 2025 13:1530m1,431716
3May 26, 2025 07:00May 26, 2025 17:0010h8822,872
4August 13, 2025 15:15August 13, 2025 20:155h856651
5July 9, 2025 11:30July 9, 2025 12:301h855855
6April 9, 2025 19:30April 9, 2025 21:302h8421,135
7June 24, 2025 15:00June 24, 2025 16:451h 45m786198
8June 25, 2025 15:00June 25, 2025 15:4545m785197
9June 30, 2025 09:00June 30, 2025 11:302h 30m7851,963
10November 17, 2025 05:15November 17, 2025 07:152h503871

Outage episodes by size in 2025: 24 reached 100+ customers, 2 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 Moore 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
Tullahoma Board-Public Utils202456 min3.9440 min2.31

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 ÷ 3,269 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. Moore County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Moore 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/moore-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON