Linn County, Iowa Power Outages, 2015 to 2023

Linn County, Iowa had 8 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 3.32 times the US outage time per person and 3.90 times the Iowa rate. It ranks 2 of 97 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.9major outages per year

4 of 9years with a major outage

211 hrslongest major outage

Aug, Julhardest months

August and July made up 96% of this county's outage time. The largest outage on record began Aug 10, 2020, reached 109,389 customers, and left at least 200 customers out for 211.2 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.

10M

15M

20M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	115,795	87	1
2016	107,928	92	1
2017	100,776	104	0
2018	66,728	65	0
2019	124,506	113	0
2020	16,012,964	86	4
2021	76,178	83	0
2022	57,166	70	0
2023	287,617	87	2

When outages hit

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

25%

50%

75%

100%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Aug 10, 2020	211.2	109,389	14,548,227
Aug 19, 2020	149.0	22,718	1,275,899
Jul 29, 2023	28.8	30,010	181,361
Jul 11, 2020	31.2	19,584	110,236
Mar 31, 2023	9.8	8,162	27,709

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.