massoutage

County annual report · FIPS 26001

2023 Alcona County, MI Power Outage Report

In 2023, customers in Alcona County, MI went without power for an average of 19.5 hours, a total of 118K customer-hours (Michigan average 26.5 hours). That ranks 17th worst of 83 Michigan counties and 416th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
19.5
6,050 customers
Customer-hours out
118K
Peak customers out
4,200
Outages ≥1,000 out
8
0 of 10,000+ · 287 total
Longest outage
1d 20h
began April 15, 2023
Rank in state
17th/83
416th of 2,977 US

Compared with MI, the US and 2022

Alcona County, MI average hours without power per customer compared with state and national averages, 2023Alcona County 19.5 hours, Michigan average 26.5 hours, US average 7.1 hours, Alcona County, 2022 96.8 hoursAlcona CountyAlcona County19.5hMichigan averageMichigan average26.5hUS averageUS average7.1hAlcona County, 2022Alcona County, 202296.8h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

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Alcona County, MI customer-hours without power by month, 2023Jan 224, Feb 4,696, Mar 3,105, Apr 23K, May 555, Jun 11K, Jul 21K, Aug 25K, Sep 1,405, Oct 4,385, Nov 6,210, Dec 17K010k20k30k224Jan4,696Feb3,105Mar23KApr555May11KJun21KJul25KAug1,405Sep4,385Oct6,210Nov17KDec
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Customer-hours; August was the worst month.

Alcona County year over year

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Alcona County, MI: average hours without power per customer by year2015: 98.3h; 2016: 9.5h; 2017: 36.4h; 2018: 19.1h, coverage 91%; 2019: 27.4h, coverage 96%; 2020: 75.3h, coverage 95%; 2021: 123.8h, coverage 95%; 2022: 96.8h, coverage 96%; 2023: 19.5h; 2024: 81.2h; 2025: 159.1h0501001502000%50%100%98.3h20159.5h201636.4h201719.1h201827.4h201975.3h2020123.8h202196.8h202219.5h202381.2h2024159.1h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Michigan customers tracked each year.

Biggest outages in Alcona County, 2023

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 1, 2023 13:00April 2, 2023 00:1511h 15m4,20015K
2August 21, 2023 13:00August 21, 2023 22:009h1,60211K
3August 20, 2023 22:45August 21, 2023 01:152h 30m1,4372,297
4June 10, 2023 18:15June 10, 2023 21:153h1,431667
5June 30, 2023 20:00July 1, 2023 18:1522h 15m1,43118K
6June 29, 2023 15:30June 30, 2023 05:4514h 15m1,3583,174
7April 11, 2023 18:00April 11, 2023 23:005h1,1083,094
8December 18, 2023 20:45December 19, 2023 06:309h 45m1,0052,680
9March 25, 2023 17:45March 26, 2023 18:451d 1h9303,072
10December 9, 2023 18:45December 11, 2023 02:451d 8h87013K

Outage episodes by size in 2023: 45 reached 100+ customers, 8 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Alcona County reported on EIA Form 861 for 2023, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Consumers Energy Co - (MI)202315.2 hrs1.372.9 hrs0.96
Presque Isle Elec & Gas Coop201522.8 hrs2.303.8 hrs1.32
Alpena Power Co-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Michigan's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,050 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Alcona County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Alcona County, MI annual power outage report, 2023, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2023/michigan/alcona-county

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