Outage Almanac

Michigan power outages

83 counties with outage records. Pick one to see its history.

Michigan averaged 2.25 times the US outage time per person

That ranks 4 of 50 states and DC, where 1 has the most. August and February made up 42% of outage time. Records run from 2015 to 2023, and some counties start later.

Alcona County had the most outage time per resident of 81 rated counties.

Counties ranked by outage time

RankCountyMajor outages per yearLongest (hours)Times US rate
1Alcona County7.710312.25
2Ogemaw County6.21087.23
3Oscoda County4.7876.65
4Arenac County5.2866.46
5Huron County6.4995.32
6Iosco County6.61035.06
7Clare County5.0944.77
8Hillsdale County5.21404.65
9Crawford County3.9864.51
10Missaukee County3.3804.48
11Lake County2.1874.32
12Gladwin County5.2864.18
13Leelanau County4.4843.93
14Sanilac County6.81033.87
15Antrim County5.0833.73
16Jackson County5.31233.65
17Mackinac County3.2743.51
18Wayne County5.83673.34
19Branch County4.41343.20
20Lenawee County4.81263.02
20Washtenaw County6.71983.02
22Monroe County6.22132.92
23Osceola County3.8842.89
24Livingston County6.11692.85
25Montcalm County5.81002.82
26Oakland County6.33702.67
27Ionia County4.61342.61
28Calhoun County4.91412.55
29Cheboygan County3.1842.49
30Newaygo County4.6782.44
31Barry County5.6902.38
31Mecosta County4.2852.38
33Chippewa County4.0662.37
34Wexford County3.0902.35
35Kalkaska County2.1792.27
36Van Buren County6.41212.23
37Benzie County3.1602.17
37Montmorency County1.8722.17
39Charlevoix County3.4812.12
39St. Clair County5.71082.12
41Mason County2.7672.05
42Tuscola County3.9921.93
43Allegan County6.2871.92
43Lapeer County5.8741.92
45Berrien County8.0921.90
46St. Joseph County3.91861.87
47Midland County6.3971.85
47Otsego County2.3671.85
49Gogebic County2.3411.81
50Kent County4.31151.68
51Manistee County2.9781.60
52Cass County5.21311.59
53Eaton County2.31281.55
54Iron County1.4461.44
55Macomb County4.11881.40
56Kalamazoo County4.11241.37
57Oceana County2.8941.35
58Muskegon County3.6921.33
59Emmet County2.9781.31
60Ontonagon County0.8191.26
61Luce County1.2201.18
62Genesee County4.1921.15
63Alger County1.1531.10
64Gratiot County2.8601.03
65Saginaw County2.9981.00
66Shiawassee County3.6720.98
67Dickinson County1.8580.93
68Ingham County3.01530.91
68Schoolcraft County1.0360.91
70Clinton County2.8960.88
71Presque Isle County1.1690.85
72Menominee County1.1520.84
72Ottawa County2.3920.84
74Marquette County2.1690.81
75Baraga County0.8430.77
76Isabella County3.1560.75
77Bay County2.31000.67
77Delta County1.2570.67
79Grand Traverse County1.7860.63
80Houghton County1.2280.48
81Alpena County1.5600.42

Rank uses outage time per resident. Times US rate compares each county with the national average.

When outages hit Michigan

Share of the state's customer-hours by month.

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JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Not rated

These counties have short histories, very small populations, or customer counts that look too high for the population.