Oakland County, Michigan Power Outages, 2015 to 2023

Oakland County, Michigan had 57 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 2.67 times the US outage time per person and 1.19 times the Michigan rate. It ranks 26 of 81 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

6.3major outages per year

9 of 9years with a major outage

370 hrslongest major outage

Aug, Julhardest months

August and July made up 45% of this county's outage time. The largest outage on record began Feb 22, 2023, reached 142,457 customers, and left at least 200 customers out for 370.2 hours.

Outage time per resident, rated Michigan counties

MostLeast

Outage impact by year

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

10M

20M

30M

40M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	3,174,089	653	1
2016	714,900	66	1
2017	2,149,986	388	2
2018	7,466,310	646	8
2019	7,609,575	657	9
2020	4,214,561	642	6
2021	25,731,835	572	18
2022	5,416,929	648	5
2023	19,840,296	418	7

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
Feb 22, 2023	370.2	142,457	13,517,385
Aug 12, 2021	101.8	159,871	8,355,368
Jul 20, 2019	49.0	97,824	3,321,691
Jul 6, 2021	62.0	75,254	2,309,651
Jul 24, 2021	33.2	102,102	2,130,768

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.