Perry County, Illinois Power Outages, 2015 to 2023

Perry County, Illinois had 13 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.77 times the US outage time per person and 1.83 times the Illinois rate. It ranks 31 of 95 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.4major outages per year

6 of 9years with a major outage

45 hrslongest major outage

Jul, Aughardest months

July and August made up 45% of this county's outage time. The largest outage on record began Jul 29, 2023, reached 6,266 customers, and left at least 200 customers out for 45.0 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.

25K

50K

75K

100K

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	26,292	17	0
2016	44,702	6	2
2017	11,838	5	0
2018	69,004	15	4
2019	13,816	10	1
2020	23,379	12	3
2021	42,640	16	1
2022	13,966	17	0
2023	99,424	22	2

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
Jul 29, 2023	45.0	6,266	65,157
Aug 13, 2021	20.5	2,568	29,779
Jul 13, 2016	25.0	2,226	28,422
May 31, 2018	15.8	4,349	23,451
Jun 29, 2018	14.2	1,951	18,536

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.