McLean County, Illinois Power Outages, 2015 to 2023

McLean County, Illinois had 11 major outages from 2015 to 2023

Lower outage time among US counties

Residents here averaged 0.34 times the US outage time per person and 0.81 times the Illinois rate. It ranks 68 of 95 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.2major outages per year

6 of 9years with a major outage

112 hrslongest major outage

Dec, Janhardest months

December and January made up 47% of this county's outage time. The largest outage on record began Jan 1, 2021, reached 5,450 customers, and left at least 200 customers out for 112.0 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.

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	286,456	27	2
2016	61,565	48	0
2017	35,298	22	0
2018	86,576	60	1
2019	61,386	61	0
2020	138,280	67	2
2021	396,989	84	4
2022	85,610	60	1
2023	139,673	54	1

When outages hit

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

10%

20%

30%

40%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Jan 1, 2021	112.0	5,450	252,390
Dec 28, 2015	56.8	10,089	244,190
Jul 12, 2020	39.8	6,980	54,382
Jun 29, 2023	13.2	3,298	23,344
Dec 16, 2021	17.0	2,523	23,242

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.