massoutage

County annual report · FIPS 47127

2023 Moore County, TN Power Outage Report

In 2023, customers in Moore County, TN went without power for an average of 8.4 hours, a total of 27K customer-hours (Tennessee average 11.1 hours). That ranks 23rd worst of 83 Tennessee counties and 986th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
8.4
3,269 customers
Customer-hours out
27K
Peak customers out
2,383
Outages ≥1,000 out
1
0 of 10,000+ · 299 total
Longest outage
2d 17h
began July 1, 2023
Rank in state
23rd/83
986th of 2,977 US

Compared with TN, the US and 2022

Moore County, TN average hours without power per customer compared with state and national averages, 2023Moore County 8.4 hours, Tennessee average 11.1 hours, US average 7.1 hours, Moore County, 2022 6.9 hoursMoore CountyMoore County8.4hTennessee averageTennessee average11.1hUS averageUS average7.1hMoore County, 2022Moore County, 20226.9h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Moore County, TN customer-hours without power by month, 2023Jan 311, Feb 339, Mar 8,502, Apr 850, May 790, Jun 283, Jul 13K, Aug 1,834, Sep 375, Oct 211, Nov 967, Dec 16205k10k15k311Jan339Feb8,502Mar850Apr790May283Jun13KJul1,834Aug375Sep211Oct967Nov162Dec
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Customer-hours; July was the worst month.

Moore County year over year

CSVJSON
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, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 1, 2023 02:45July 3, 2023 19:452d 17h2,38312K
2March 3, 2023 16:00March 5, 2023 01:451d 9h8168,117
3November 21, 2023 04:15November 21, 2023 06:452h 30m480670
4August 11, 2023 13:30August 11, 2023 16:303h4631,059
5August 7, 2023 17:00August 8, 2023 00:307h 30m251377
6April 9, 2023 19:15April 9, 2023 20:451h 30m193257
7May 15, 2023 19:15May 15, 2023 20:451h 30m180136
8July 9, 2023 01:45July 9, 2023 03:151h 30m156184
9June 29, 2023 19:45June 29, 2023 21:001h 15m151171
10July 21, 2023 14:15July 21, 2023 22:308h 15m144188

Outage episodes by size in 2023: 12 reached 100+ customers, 1 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 2023, 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 Corp20235.1 hrs2.252.9 hrs1.76
Tullahoma Board-Public Utils202369 min2.7627 min2.00

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 2023; 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, 2023, 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/2023/tennessee/moore-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON