Butler County, Iowa Power Outages, 2015 to 2023

Butler County, Iowa had 5 major outages from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.38 times the US outage time per person and 0.44 times the Iowa rate. It ranks 49 of 97 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.6major outages per year

4 of 9years with a major outage

20 hrslongest major outage

Dec, Mayhardest months

December and May made up 43% of this county's outage time. The largest outage on record began May 17, 2017, reached 2,237 customers, and left at least 200 customers out for 20.5 hours.

Outage time per resident, rated Iowa counties

MostLeast

Outage impact by year

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

10K

20K

30K

40K

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	1,076	1	0
2016	9,894	13	0
2017	28,995	11	1
2018	14,515	15	1
2019	6,479	7	1
2020	3,320	5	0
2021	31,807	10	2
2022	9,007	8	0
2023	12,328	16	0

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
May 17, 2017	20.5	2,237	16,853
Dec 11, 2021	12.2	1,928	13,380
Dec 16, 2021	12.2	1,709	10,236
Mar 24, 2018	11.0	1,170	7,648
Dec 14, 2021	3.0	1,692	5,054

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.