Lyon County, Iowa Power Outages, 2015 to 2023

Lyon County, Iowa had 1 major outage from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.16 times the US outage time per person and 0.19 times the Iowa rate. It ranks 81 of 97 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.1major outages per year

1 of 9years with a major outage

22 hrslongest major outage

Apr, Mayhardest months

April and May made up 53% of this county's outage time. The largest outage on record began Apr 11, 2019, reached 1,619 customers, and left at least 200 customers out for 21.8 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

15K

20K

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	87	1	0
2016	8,107	10	0
2017	1,169	4	0
2018	3,496	5	0
2019	17,518	3	1
2020	4,000	7	0
2021	1,860	6	0
2022	6,342	7	0
2023	1,370	2	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
Apr 11, 2019	21.8	1,619	15,811
May 12, 2022	3.5	839	2,291
Jul 17, 2016	2.5	742	1,805
Jan 28, 2020	4.0	456	1,589
May 11, 2022	1.5	1,142	1,526

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.