Sedgwick County power outages

Kansas outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Sedgwick County, Kansas had 10 major outages from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.22 times the US outage time per person and 0.47 times the Kansas rate. It ranks 40 of 59 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.1major outages per year
6 of 9years with a major outage
39 hrslongest major outage
Jun, Mayhardest months

June and May made up 31% of this county's outage time. The largest outage on record began Jun 22, 2019, reached 6,655 customers, and left at least 200 customers out for 39.0 hours.

Outage time per resident, rated Kansas counties
MostLeast

Outage impact by year

Customer-hours without power. 1,000 customers out for 2 hours is 2,000 customer-hours.

0
200K
400K
600K
800K
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
2015203,6311670
2016442,2412302
2017177,5661471
2018235,9191630
2019425,4021862
2020169,3021520
2021368,8451651
2022388,7841833
2023236,6721731

When outages hit

Share of this county's customer-hours by month.

0%
5%
10%
15%
20%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Jun 22, 201939.06,65566,092
Dec 22, 202212.58,99359,214
Jan 19, 201920.06,07855,250
Apr 30, 202215.88,80440,127
Aug 8, 201615.57,05030,870

Hours measure how long at least 200 customers in the county were out. Most customers get power back sooner.

Size your backup battery

Start with what you would keep running. Wattages are typical averages, so check your own appliances.

1,700 Whof battery capacity, allowing for about 15% conversion loss

If anyone relies on medical equipment, plan that with their provider. Run portable fuel generators outdoors only, at least 20 feet from doors, windows and vents. See the outage checklist.

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How to read this

  • A major outage lasted at least 8 hours and reached customers equal to at least 1% of county residents.
  • Records cover outages of at least 200 customers in a county. They do not show what happened on your street.
  • Utilities that do not report can make a county look better than it is. Data ends in 2023. Read the full method.