massoutage

County annual report · FIPS 20035

2023 Cowley County, KS Power Outage Report

In 2023, customers in Cowley County, KS went without power for an average of 1.2 hours, a total of 25K customer-hours (Kansas average 4.3 hours). That ranks 70th worst of 94 Kansas counties and 2602nd of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
1.2
21,126 customers
Customer-hours out
25K
Peak customers out
2,256
Outages ≥1,000 out
2
0 of 10,000+ · 491 total
Longest outage
2d 12h
began February 27, 2023
Rank in state
70th/94
2602nd of 2,977 US

Compared with KS, the US and 2022

Cowley County, KS average hours without power per customer compared with state and national averages, 2023Cowley County 1.2 hours, Kansas average 4.3 hours, US average 7.1 hours, Cowley County, 2022 0.8 hoursCowley CountyCowley County1.2hKansas averageKansas average4.3hUS averageUS average7.1hCowley County, 2022Cowley County, 20220.8h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Cowley County, KS customer-hours without power by month, 2023Jan 222, Feb 544, Mar 480, Apr 979, May 1,007, Jun 1,328, Jul 495, Aug 17K, Sep 648, Oct 1,091, Nov 506, Dec 57905k10k15k20k222Jan544Feb480Mar979Apr1,007May1,328Jun495Jul17KAug648Sep1,091Oct506Nov579Dec
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Customer-hours; August was the worst month.

Cowley County year over year

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Cowley County, KS: average hours without power per customer by year2015: 1.8h; 2016: 1.0h; 2017: 1.8h; 2018: 0.8h, coverage 71%; 2019: 1.2h, coverage 74%; 2020: 1.6h, coverage 79%; 2021: 0.9h, coverage 80%; 2022: 0.8h, coverage 59%; 2023: 1.2h; 2024: 1.1h; 2025: 2.7h01230%50%100%1.8h20151.0h20161.8h20170.8h20181.2h20191.6h20200.9h20210.8h20221.2h20231.1h20242.7h2025
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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 Kansas customers tracked each year.

Biggest outages in Cowley County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 14, 2023 04:00August 14, 2023 19:4515h 45m2,2566,600
2August 5, 2023 11:15August 6, 2023 03:0015h 45m1,7429,985
3April 4, 2023 21:15April 5, 2023 02:155h695569
4May 30, 2023 15:30May 30, 2023 15:4515m24962
5May 11, 2023 03:30May 11, 2023 12:459h 15m132314
6December 19, 2023 18:00December 19, 2023 19:451h 45m132166
7August 11, 2023 16:15August 11, 2023 20:154h12962
8February 27, 2023 04:30March 1, 2023 16:302d 12h123419
9June 18, 2023 04:00June 18, 2023 16:1512h 15m92644
10December 21, 2023 16:15December 21, 2023 21:155h9142

Outage episodes by size in 2023: 8 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 Cowley 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
Evergy Metro20237.8 hrs1.4184 min0.92
Evergy Kansas South, Inc20231.9 hrs1.0784 min0.94
Butler Rural El Coop Assn, Inc - (KS)20182.5 hrs1.422.5 hrs1.42
Sumner-Cowley Elec Coop, Inc-----
Caney Valley El Coop Assn, Inc-----
City of Udall - (KS)-----
City of Winfield - (KS)-----

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 Kansas's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 21,126 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. Cowley County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Cowley County, KS 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/kansas/cowley-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON