massoutage

County annual report · FIPS 47007

2021 Bledsoe County, TN Power Outage Report

In 2021, customers in Bledsoe County, TN went without power for an average of 5.3 hours, a total of 40K customer-hours (Tennessee average 3.7 hours). That ranks 23rd worst of 84 Tennessee counties and 1279th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
5.3
7,566 customers
Customer-hours out
40K
Peak customers out
1,146
Outages ≥1,000 out
2
0 of 10,000+ · 340 total
Longest outage
8d 5h
began August 31, 2021
Rank in state
23rd/84
1279th of 2,974 US

Compared with TN, the US and 2020

Bledsoe County, TN average hours without power per customer compared with state and national averages, 2021Bledsoe County 5.3 hours, Tennessee average 3.7 hours, US average 8.9 hours, Bledsoe County, 2020 4.2 hoursBledsoe CountyBledsoe County5.3hTennessee averageTennessee average3.7hUS averageUS average8.9hBledsoe County, 2020Bledsoe County, 20204.2h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Bledsoe County, TN customer-hours without power by month, 2021Jan 4,524, Feb 3,835, Mar 1,278, Apr 5,584, May 4,340, Jun 6,963, Jul 1,847, Aug 4,676, Sep 1,680, Oct 384, Nov 3,122, Dec 1,84102k4k6k8k4,524Jan3,835Feb1,278Mar5,584Apr4,340May6,963Jun1,847Jul4,676Aug1,680Sep384Oct3,122Nov1,841Dec
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Customer-hours; June was the worst month.

Bledsoe County year over year

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Bledsoe County, TN: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: no data; 2019: 13.6h, coverage 73%; 2020: 4.2h, coverage 73%; 2021: 5.3h, coverage 73%; 2022: 7.4h, coverage 75%; 2023: 22.8h; 2024: 5.7h; 2025: 10.7h01020300%50%100%n/a2015n/a2016n/a2017n/a201813.6h20194.2h20205.3h20217.4h202222.8h20235.7h202410.7h2025
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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 Bledsoe County, 2021

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1November 15, 2021 09:15November 16, 2021 12:301d 3h1,1462,359
2May 4, 2021 14:00May 5, 2021 00:3010h 30m1,144989
3June 21, 2021 23:00June 22, 2021 03:454h 45m8742,762
4September 22, 2021 12:15September 22, 2021 17:455h 30m773980
5June 12, 2021 23:30June 13, 2021 08:459h 15m6511,424
6May 5, 2021 01:15May 5, 2021 07:156h5751,028
7December 11, 2021 14:15December 12, 2021 01:0010h 45m5751,616
8August 31, 2021 12:15September 8, 2021 17:158d 5h5681,763
9August 17, 2021 13:45August 17, 2021 18:154h 30m5631,960
10January 28, 2021 01:15January 28, 2021 15:4514h 30m5574,294

Outage episodes by size in 2021: 34 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 Bledsoe County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Volunteer Electric Coop20218.6 hrs5.135.3 hrs4.64
City of Chattanooga - (TN)202173 min0.6059 min0.53
Sequachee Valley Electric Coop20215.8 hrs3.714.5 hrs3.34
City of Dayton - (TN)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 73% of Tennessee's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 7,566 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. Bledsoe County has data for 2019–2025.

Cite this report

MassOutage (massoutage.com), Bledsoe County, TN annual power outage report, 2021, 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/2021/tennessee/bledsoe-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON