massoutage

County annual report · FIPS 26063

2017 Huron County, MI Power Outage Report

In 2017, customers in Huron County, MI went without power for an average of 43.4 hours, a total of 458K customer-hours (Michigan average 6.0 hours). That ranks 1st worst of 80 Michigan counties and 96th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
43.4
10,545 customers
Customer-hours out
458K
Peak customers out
8,455
Outages ≥1,000 out
7
0 of 10,000+ · 284 total
Longest outage
6d 12h
began April 6, 2017
Rank in state
1st/80
96th of 2,786 US

Compared with MI, the US and 2016

Huron County, MI average hours without power per customer compared with state and national averages, 2017Huron County 43.4 hours, Michigan average 6.0 hours, US average 7.4 hours, Huron County, 2016 0.6 hoursHuron CountyHuron County43.4hMichigan averageMichigan average6.0hUS averageUS average7.4hHuron County, 2016Huron County, 20160.6h
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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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Huron County, MI customer-hours without power by month, 2017Jan 0, Feb 0, Mar 40K, Apr 297K, May 3,575, Jun 14K, Jul 18K, Aug 4,921, Sep 7,186, Oct 30K, Nov 356, Dec 43K0100k200k300k0Jan0Feb40KMar297KApr3,575May14KJun18KJul4,921Aug7,186Sep30KOct356Nov43KDec
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Customer-hours; April was the worst month.

Huron County year over year

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Huron County, MI: average hours without power per customer by year2015: 64.4h; 2016: 0.6h; 2017: 43.4h; 2018: 62.5h, coverage 91%; 2019: 23.7h, coverage 96%; 2020: 45.9h, coverage 95%; 2021: 112.6h, coverage 95%; 2022: 21.1h, coverage 96%; 2023: 8.5h; 2024: 16.6h; 2025: 5.8h0501001500%50%100%64.4h20150.6h201643.4h201762.5h201823.7h201945.9h2020112.6h202121.1h20228.5h202316.6h20245.8h2025
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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 Huron County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 6, 2017 06:30April 12, 2017 19:156d 12h8,455294K
2June 11, 2017 10:15June 11, 2017 12:001h 45m4,0356,094
3December 5, 2017 10:15December 7, 2017 15:152d 5h2,14632K
4July 23, 2017 21:45July 25, 2017 07:451d 10h2,08917K
5March 30, 2017 23:45April 1, 2017 14:151d 14h2,06540K
6June 5, 2017 13:15June 5, 2017 17:304h 15m1,7893,258
7September 19, 2017 12:45September 19, 2017 18:005h 15m1,2134,573
8October 15, 2017 03:30October 17, 2017 01:151d 21h72612K
9June 15, 2017 14:30June 15, 2017 19:004h 30m654332
10August 8, 2017 16:00August 9, 2017 02:3010h 30m6521,508

Outage episodes by size in 2017: 34 reached 100+ customers, 7 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 Huron County reported on EIA Form 861 for 2017, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
DTE Electric Company201717.7 hrs1.393.3 hrs0.99
Thumb Electric Coop of Mich-----
Village of Sebewaing - (MI)-----

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 ÷ 10,545 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. Huron County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Huron 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/huron-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON