massoutage

County annual report · FIPS 47129

2025 Morgan County, TN Power Outage Report

In 2025, customers in Morgan County, TN went without power for an average of 0.5 hours, a total of 5,135 customer-hours (Tennessee average 4.3 hours). That ranks 67th worst of 81 Tennessee counties and 2870th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
0.5
9,954 customers
Customer-hours out
5,135
Peak customers out
743
Outages ≥1,000 out
0
0 of 10,000+ · 63 total
Longest outage
14h
began December 19, 2025
Rank in state
67th/81
2870th of 3,000 US

Compared with TN, the US and 2024

Morgan County, TN average hours without power per customer compared with state and national averages, 2025Morgan County 0.5 hours, Tennessee average 4.3 hours, US average 5.9 hours, Morgan County, 2024 0.6 hoursMorgan CountyMorgan County0.5hTennessee averageTennessee average4.3hUS averageUS average5.9hMorgan County, 2024Morgan County, 20240.6h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

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Morgan County, TN customer-hours without power by month, 2025Jan 5, Feb 760, Mar 715, Apr 0, May 1,646, Jun 563, Jul 5, Aug 22, Sep 108, Oct 266, Nov 36, Dec 1,01005001k1.5k2k5Jan760Feb715Mar0Apr1,646May563Jun5Jul22Aug108Sep266Oct36Nov1,010Dec
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Customer-hours; May was the worst month.

Morgan County year over year

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Morgan County, TN: average hours without power per customer by year2015: 0.1h; 2016: 0.3h; 2017: 0.2h; 2018: 0.2h, coverage 55%; 2019: 2.4h, coverage 73%; 2020: 0.2h, coverage 73%; 2021: 0.3h, coverage 73%; 2022: 0.6h, coverage 75%; 2023: 0.9h; 2024: 0.6h; 2025: 0.5h01230%50%100%0.1h20150.3h20160.2h20170.2h20182.4h20190.2h20200.3h20210.6h20220.9h20230.6h20240.5h2025
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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 Morgan County, 2025

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 7, 2025 09:15June 7, 2025 10:0045m743557
2February 16, 2025 12:45February 16, 2025 18:005h 15m558508
3May 1, 2025 23:15May 2, 2025 06:006h 45m2671,220
4December 19, 2025 03:45December 19, 2025 17:4514h200993
5March 31, 2025 08:45March 31, 2025 12:003h 15m185561
6October 19, 2025 18:15October 19, 2025 22:154h58124
7February 13, 2025 13:30February 13, 2025 15:151h 45m4715
8March 16, 2025 10:45March 16, 2025 12:301h 45m4782
9May 17, 2025 06:45May 17, 2025 09:453h47141
10May 27, 2025 06:30May 27, 2025 08:452h 15m4783

Outage episodes by size in 2025: 5 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 Morgan 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
Volunteer Electric Coop202411.4 hrs5.807.3 hrs5.02
City of Clinton - (TN)20244.4 hrs1.233.0 hrs1.02
City of Harriman - (TN)20218.2 hrs5.588.2 hrs4.26
Plateau Electric Cooperative20241.6 hrs4.0767 min3.49

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 ÷ 9,954 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. Morgan County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Morgan 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/morgan-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON