massoutage

County annual report · FIPS 20103

2021 Leavenworth County, KS Power Outage Report

In 2021, customers in Leavenworth County, KS went without power for an average of 3.4 hours, a total of 138K customer-hours (Kansas average 4.0 hours). That ranks 60th worst of 94 Kansas counties and 1715th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
3.4
40,824 customers
Customer-hours out
138K
Peak customers out
14,360
Outages ≥1,000 out
18
1 of 10,000+ · 796 total
Longest outage
3d 10h
began December 27, 2021
Rank in state
60th/94
1715th of 2,974 US

Compared with KS, the US and 2020

Leavenworth County, KS average hours without power per customer compared with state and national averages, 2021Leavenworth County 3.4 hours, Kansas average 4.0 hours, US average 8.9 hours, Leavenworth County, 2020 1.4 hoursLeavenworth CountyLeavenworth County3.4hKansas averageKansas average4.0hUS averageUS average8.9hLeavenworth County, 2020Leavenworth County, …1.4h
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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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Leavenworth County, KS customer-hours without power by month, 2021Jan 867, Feb 1,810, Mar 2,959, Apr 10K, May 4,558, Jun 29K, Jul 8,933, Aug 19K, Sep 11K, Oct 5,744, Nov 9,051, Dec 35K010k20k30k40k867Jan1,810Feb2,959Mar10KApr4,558May29KJun8,933Jul19KAug11KSep5,744Oct9,051Nov35KDec
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Customer-hours; December was the worst month.

Leavenworth County year over year

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Leavenworth County, KS: average hours without power per customer by year2015: 1.6h; 2016: 1.7h; 2017: 2.7h; 2018: 1.3h, coverage 71%; 2019: 3.4h, coverage 74%; 2020: 1.4h, coverage 79%; 2021: 3.4h, coverage 80%; 2022: 1.7h, coverage 59%; 2023: 2.8h; 2024: 3.7h; 2025: 2.9h012340%50%100%1.6h20151.7h20162.7h20171.3h20183.4h20191.4h20203.4h20211.7h20222.8h20233.7h20242.9h2025
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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 Kansas customers tracked each year.

Biggest outages in Leavenworth County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 22, 2021 22:15April 22, 2021 23:451h 30m14,3607,184
2June 11, 2021 20:00June 13, 2021 01:451d 5h7,52821K
3December 15, 2021 15:00December 19, 2021 00:303d 9h3,75630K
4April 12, 2021 02:30April 12, 2021 04:001h 30m2,076524
5November 19, 2021 13:30November 19, 2021 20:006h 30m2,0032,537
6December 2, 2021 17:15December 2, 2021 21:454h 30m1,8032,680
7April 7, 2021 20:00April 7, 2021 21:151h 15m1,4991,126
8February 16, 2021 13:00February 16, 2021 21:308h 30m1,481632
9June 29, 2021 19:15June 29, 2021 20:151h1,3501,350
10September 14, 2021 12:30September 14, 2021 20:308h1,251589

Outage episodes by size in 2021: 62 reached 100+ customers, 18 reached 1,000+ customers, 1 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 Leavenworth 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
Evergy Metro20214.0 hrs1.571.6 hrs0.94
Evergy Kansas Central, Inc20215.8 hrs1.681.7 hrs1.02
FreeState Electric Coop20219.1 hrs-6.0 hrs-

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 80% of Kansas's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 40,824 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. Leavenworth County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Leavenworth County, KS 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/kansas/leavenworth-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON