Louisa County power outages

Iowa outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Louisa County, Iowa had 6 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.51 times the US outage time per person and 0.59 times the Iowa rate. It ranks 37 of 97 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

0.7major outages per year
5 of 9years with a major outage
17 hrslongest major outage
Jul, Marhardest months

July and March made up 43% of this county's outage time. The largest outage on record began Jul 13, 2016, reached 960 customers, and left at least 200 customers out for 10.8 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.

0
10K
20K
30K
40K
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
20153,19270
201613,89051
201724,206181
201814,108140
201918,195202
202014,880150
20218,084110
20227,47861
202314,164101

When outages hit

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

0%
10%
20%
30%
40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Jul 13, 201610.89607,048
Apr 12, 202212.86985,796
Apr 2, 20174.21,2735,407
Jul 25, 20183.51,4355,022
Mar 19, 201916.82914,836

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.

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.