massoutage

County annual report · FIPS 21223

2021 Trimble County, KY Power Outage Report

In 2021, customers in Trimble County, KY went without power for an average of 2.5 hours, a total of 11K customer-hours (Kentucky average 10.4 hours). That ranks 92nd worst of 119 Kentucky counties and 2044th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
2.5
4,257 customers
Customer-hours out
11K
Peak customers out
523
Outages ≥1,000 out
0
0 of 10,000+ · 189 total
Longest outage
1d 8h
began December 11, 2021
Rank in state
92nd/119
2044th of 2,974 US

Compared with KY, the US and 2020

Trimble County, KY average hours without power per customer compared with state and national averages, 2021Trimble County 2.5 hours, Kentucky average 10.4 hours, US average 8.9 hours, Trimble County, 2020 2.3 hoursTrimble CountyTrimble County2.5hKentucky averageKentucky average10.4hUS averageUS average8.9hTrimble County, 2020Trimble County, 20202.3h
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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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Trimble County, KY customer-hours without power by month, 2021Jan 69, Feb 64, Mar 2,329, Apr 127, May 443, Jun 2,028, Jul 531, Aug 671, Sep 210, Oct 888, Nov 1,430, Dec 1,80101k2k3k69Jan64Feb2,329Mar127Apr443May2,028Jun531Jul671Aug210Sep888Oct1,430Nov1,801Dec
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Customer-hours; March was the worst month.

Trimble County year over year

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Trimble County, KY: average hours without power per customer by year2015: 0.6h; 2016: 0.4h; 2017: 4.4h; 2018: 8.3h, coverage 78%; 2019: 5.2h, coverage 92%; 2020: 2.3h, coverage 92%; 2021: 2.5h, coverage 92%; 2022: 4.2h, coverage 94%; 2023: 6.5h; 2024: 38.5h; 2025: 5.8h0102030400%50%100%0.6h20150.4h20164.4h20178.3h20185.2h20192.3h20202.5h20214.2h20226.5h202338.5h20245.8h2025
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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 Kentucky customers tracked each year.

Biggest outages in Trimble County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 25, 2021 13:45August 25, 2021 15:301h 45m523220
2October 12, 2021 10:15October 12, 2021 12:452h 30m481676
3December 11, 2021 08:00December 12, 2021 16:001d 8h3271,640
4March 12, 2021 01:45March 12, 2021 16:3014h 45m3161,228
5March 27, 2021 14:30March 27, 2021 17:453h 15m238565
6June 19, 2021 03:45June 19, 2021 14:4511h2371,776
7November 13, 2021 06:00November 13, 2021 12:306h 30m201761
8March 26, 2021 03:30March 26, 2021 10:156h 45m113309
9August 27, 2021 19:30August 27, 2021 21:001h 30m112168
10January 24, 2021 19:15January 24, 2021 19:3015m10827

Outage episodes by size in 2021: 11 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 Trimble 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
Kentucky Utilities Co20213.3 hrs1.171.7 hrs0.91
Shelby Energy Coop, Inc - (KY)20212.0 hrs1.002.0 hrs1.00
Louisville Gas & Electric Co20211.7 hrs0.9579 min0.89

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 92% of Kentucky's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 4,257 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. Trimble County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Trimble County, KY 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/kentucky/trimble-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON