massoutage

County annual report · FIPS 21225

2023 Union County, KY Power Outage Report

In 2023, customers in Union County, KY went without power for an average of 7.9 hours, a total of 54K customer-hours (Kentucky average 14.9 hours). That ranks 85th worst of 120 Kentucky counties and 1035th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
7.9
6,794 customers
Customer-hours out
54K
Peak customers out
1,845
Outages ≥1,000 out
2
0 of 10,000+ · 500 total
Longest outage
2d 9h
began March 3, 2023
Rank in state
85th/120
1035th of 2,977 US

Compared with KY, the US and 2022

Union County, KY average hours without power per customer compared with state and national averages, 2023Union County 7.9 hours, Kentucky average 14.9 hours, US average 7.1 hours, Union County, 2022 4.9 hoursUnion CountyUnion County7.9hKentucky averageKentucky average14.9hUS averageUS average7.1hUnion County, 2022Union County, 20224.9h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Union County, KY customer-hours without power by month, 2023Jan 331, Feb 3,283, Mar 23K, Apr 2,450, May 1,232, Jun 1,662, Jul 15K, Aug 2,480, Sep 941, Oct 2,742, Nov 1,130, Dec 343010k20k30k331Jan3,283Feb23KMar2,450Apr1,232May1,662Jun15KJul2,480Aug941Sep2,742Oct1,130Nov343Dec
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Customer-hours; March was the worst month.

Union County year over year

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Union County, KY: average hours without power per customer by year2015: 1.1h; 2016: 3.8h; 2017: 1.4h; 2018: 12.3h, coverage 78%; 2019: 2.9h, coverage 92%; 2020: 1.0h, coverage 92%; 2021: 2.9h, coverage 92%; 2022: 4.9h, coverage 94%; 2023: 7.9h; 2024: 4.6h; 2025: 30.6h0102030400%50%100%1.1h20153.8h20161.4h201712.3h20182.9h20191.0h20202.9h20214.9h20227.9h20234.6h202430.6h2025
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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 Union County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 3, 2023 18:00March 6, 2023 03:302d 9h1,84521K
2April 1, 2023 14:15April 1, 2023 20:005h 45m1,023858
3June 30, 2023 21:45July 2, 2023 11:151d 13h9989,108
4July 27, 2023 04:00July 27, 2023 07:303h 30m7292,407
5March 17, 2023 04:30March 17, 2023 07:303h552434
6June 12, 2023 14:30June 12, 2023 21:457h 15m551184
7April 1, 2023 02:45April 1, 2023 05:453h524822
8February 27, 2023 16:30February 28, 2023 00:458h 15m4532,003
9July 29, 2023 23:15July 30, 2023 17:1518h4511,212
10November 8, 2023 14:30November 8, 2023 19:305h441464

Outage episodes by size in 2023: 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 Union 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
Kentucky Utilities Co202310.0 hrs1.421.6 hrs0.86
Kenergy Corp202317.0 hrs3.192.2 hrs1.55

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 Kentucky's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,794 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. Union County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Union County, KY 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/kentucky/union-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON