Iowa County, Iowa Power Outages, 2015 to 2023

Iowa County, Iowa had 7 major outages from 2015 to 2023

Above middle outage time among US counties

Residents here averaged 1.37 times the US outage time per person and 1.61 times the Iowa rate. It ranks 11 of 97 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.8major outages per year

6 of 9years with a major outage

99 hrslongest major outage

Aug, Dechardest months

August and December made up 63% of this county's outage time. The largest outage on record began Aug 10, 2020, reached 6,828 customers, and left at least 200 customers out for 99.2 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.

100K

200K

300K

400K

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	13,213	11	0
2016	49,347	30	2
2017	40,690	28	1
2018	44,106	37	1
2019	54,838	40	1
2020	215,913	8	1
2021	50,381	18	1
2022	9,392	11	0
2023	17,228	20	0

When outages hit

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

20%

40%

60%

80%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Aug 10, 2020	99.2	6,828	213,607
Dec 16, 2021	6.2	6,623	28,347
Aug 28, 2018	14.2	2,935	14,368
Aug 21, 2017	3.8	4,655	12,812
May 17, 2019	9.2	2,817	12,338

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.

Look up another county

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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.