massoutage

County annual report · FIPS 20173

2020 Sedgwick County, KS Power Outage Report

In 2020, customers in Sedgwick County, KS went without power for an average of 1.2 hours, a total of 307K customer-hours (Kansas average 1.6 hours). That ranks 65th worst of 94 Kansas counties and 2590th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
1.2
255,977 customers
Customer-hours out
307K
Peak customers out
11,255
Outages ≥1,000 out
38
1 of 10,000+ · 959 total
Longest outage
19d 14h
began December 7, 2020
Rank in state
65th/94
2590th of 3,019 US

Compared with KS, the US and 2019

Sedgwick County, KS average hours without power per customer compared with state and national averages, 2020Sedgwick County 1.2 hours, Kansas average 1.6 hours, US average 8.7 hours, Sedgwick County, 2019 2.3 hoursSedgwick CountySedgwick County1.2hKansas averageKansas average1.6hUS averageUS average8.7hSedgwick County, 2019Sedgwick County, 20192.3h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Sedgwick County, KS customer-hours without power by month, 2020Jan 13K, Feb 15K, Mar 32K, Apr 16K, May 20K, Jun 52K, Jul 35K, Aug 24K, Sep 20K, Oct 45K, Nov 23K, Dec 11K020k40k60k13KJan15KFeb32KMar16KApr20KMay52KJun35KJul24KAug20KSep45KOct23KNov11KDec
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Customer-hours; June was the worst month.

Sedgwick County year over year

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Sedgwick County, KS: average hours without power per customer by year2015: 1.3h; 2016: 2.3h; 2017: 1.2h; 2018: 1.3h, coverage 71%; 2019: 2.3h, coverage 74%; 2020: 1.2h, coverage 79%; 2021: 2.3h, coverage 80%; 2022: 2.1h, coverage 59%; 2023: 1.4h; 2024: 3.0h; 2025: 4.4h02460%50%100%1.3h20152.3h20161.2h20171.3h20182.3h20191.2h20202.3h20212.1h20221.4h20233.0h20244.4h2025
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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 Sedgwick County, 2020

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 10, 2020 06:30November 11, 2020 01:4519h 15m11,2556,302
2March 22, 2020 15:15March 22, 2020 21:005h 45m7,90312K
3May 29, 2020 13:15May 30, 2020 10:1521h6,1891,794
4March 6, 2020 21:30March 7, 2020 06:459h 15m4,1927,276
5August 11, 2020 01:30August 12, 2020 17:301d 16h3,2786,213
6May 27, 2020 13:30May 28, 2020 00:4511h 15m2,4603,133
7June 7, 2020 11:30June 8, 2020 09:1521h 45m2,4581,822
8February 14, 2020 02:30February 14, 2020 10:308h2,3837,283
9March 18, 2020 12:45March 18, 2020 23:0010h 15m2,3482,717
10November 1, 2020 13:30November 1, 2020 15:302h2,324597

Outage episodes by size in 2020: 188 reached 100+ customers, 38 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 Sedgwick County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Evergy Metro20201.5 hrs0.8472 min0.76
Evergy Kansas Central, Inc20201.8 hrs1.041.6 hrs1.00
Evergy Kansas South, Inc202086 min0.8986 min0.89
Wheatland Electric Coop, Inc20203.3 hrs1.221.9 hrs0.96
Butler Rural El Coop Assn, Inc - (KS)20182.5 hrs1.422.5 hrs1.42
Sedgwick County El Coop Assn Inc20181.7 hrs1.001.7 hrs1.00
Sumner-Cowley Elec Coop, Inc-----
City of Mulvane - (KS)-----
City of Mount Hope - (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 79% of Kansas's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 255,977 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. Sedgwick County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Sedgwick County, KS annual power outage report, 2020, 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/2020/kansas/sedgwick-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON