massoutage

County annual report · FIPS 26001

2017 Alcona County, MI Power Outage Report

In 2017, customers in Alcona County, MI went without power for an average of 36.4 hours, a total of 220K customer-hours (Michigan average 6.0 hours). That ranks 5th worst of 80 Michigan counties and 132nd of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
36.4
6,050 customers
Customer-hours out
220K
Peak customers out
4,238
Outages ≥1,000 out
6
0 of 10,000+ · 253 total
Longest outage
2d 16h
began December 5, 2017
Rank in state
5th/80
132nd of 2,786 US

Compared with MI, the US and 2016

Alcona County, MI average hours without power per customer compared with state and national averages, 2017Alcona County 36.4 hours, Michigan average 6.0 hours, US average 7.4 hours, Alcona County, 2016 9.5 hoursAlcona CountyAlcona County36.4hMichigan averageMichigan average6.0hUS averageUS average7.4hAlcona County, 2016Alcona County, 20169.5h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

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Alcona County, MI customer-hours without power by month, 2017Jan 0, Feb 0, Mar 16K, Apr 58K, May 12K, Jun 45K, Jul 2,013, Aug 15K, Sep 4,495, Oct 2,898, Nov 17K, Dec 49K020k40k60k0Jan0Feb16KMar58KApr12KMay45KJun2,013Jul15KAug4,495Sep2,898Oct17KNov49KDec
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Customer-hours; April 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, 2017

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 12, 2017 22:00June 14, 2017 19:151d 21h4,23837K
2April 6, 2017 07:30April 8, 2017 22:452d 15h3,24055K
3December 5, 2017 10:30December 8, 2017 02:302d 16h3,21646K
4November 12, 2017 13:15November 12, 2017 20:457h 30m1,7736,602
5November 9, 2017 21:00November 10, 2017 08:4511h 45m1,4417,447
6August 9, 2017 00:30August 9, 2017 10:159h 45m1,0228,148
7June 11, 2017 10:45June 11, 2017 21:4511h9394,061
8March 9, 2017 19:30March 10, 2017 16:3021h83612K
9August 9, 2017 22:00August 10, 2017 01:453h 45m8201,860
10March 14, 2017 15:30March 14, 2017 21:456h 15m8153,143

Outage episodes by size in 2017: 30 reached 100+ customers, 6 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 2017, 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)201710.1 hrs1.312.7 hrs0.89
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 2017; 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, 2017, 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/2017/michigan/alcona-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON