Alexander County power outages

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

This county is not rated. Its numbers may not reflect what residents experienced.

Alexander County, Illinois had 3 major outages from 2015 to 2023

Not rated

We show this record but do not rank it because the history is short, the population is very small, or customer counts look too high for the population. Treat these numbers with caution. Data confidence: Low, with 9 years of records.

0.3major outages per year
3 of 9years with a major outage
17 hrslongest major outage
Jun, Marhardest months

June and March made up 42% of this county's outage time. The largest outage on record began Jul 9, 2015, reached 666 customers, and left at least 200 customers out for 11.5 hours.

Outage time per resident, rated Illinois counties
MostLeast

Outage impact by year

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

0
5K
10K
15K
20K
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
201510,626101
20161,93270
201711,846100
20188,69091
201910,74891
20202,79870
20215,97070
20222,38840
20232,42470

When outages hit

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

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10%
20%
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40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Jul 9, 201511.56667,432
Jun 21, 201917.27816,577
Mar 1, 20177.58825,348
Jun 29, 20189.88374,823
Dec 15, 20226.83822,189

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.