Sumner County, Kansas Power Outages, 2015 to 2023

Sumner County, Kansas had no major outages from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.07 times the US outage time per person and 0.16 times the Kansas rate. It ranks 50 of 59 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.0major outages per year

0 of 9years with a major outage

Nonelongest major outage

Jun, Mayhardest months

June and May made up 44% of this county's outage time. The largest outage on record began Jul 11, 2016, reached 1,116 customers, and left at least 200 customers out for 3.0 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.

2.5K

7.5K

10K

2015'152016'162017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages
2015	932	1
2016	6,932	3
2017	0	0
2018	529	2
2019	8,638	14
2020	1,570	6
2021	9,062	10
2022	4,832	4
2023	3,932	2

When outages hit

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

10%

20%

30%

40%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Jul 11, 2016	3.0	1,116	3,348
Dec 23, 2016	2.2	1,097	2,468
Jun 28, 2023	2.0	1,041	2,077
Sep 16, 2021	2.0	962	1,891
May 7, 2019	3.5	1,097	1,866

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.

Phones, Wi-Fi, lights, about 60 WRefrigerator, about 60 WChest freezer, about 40 WGas furnace fan, about 160 W

Hours to cover: 24

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.