massoutage

County annual report · FIPS 26081

2015 Kent County, MI Power Outage Report

In 2015, customers in Kent County, MI went without power for an average of 3.6 hours, a total of 1.5M customer-hours (Michigan average 6.8 hours). That ranks 51st worst of 80 Michigan counties and 785th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
3.6
416,077 customers
Customer-hours out
1.5M
Peak customers out
21,960
Outages ≥1,000 out
53
3 of 10,000+ · 838 total
Longest outage
14d 4h
began February 5, 2015
Rank in state
51st/80
785th of 2,484 US

Compared with MI, the US

Kent County, MI average hours without power per customer compared with state and national averages, 2015Kent County 3.6 hours, Michigan average 6.8 hours, US average 2.9 hoursKent CountyKent County3.6hMichigan averageMichigan average6.8hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Kent County, MI customer-hours without power by month, 2015Jan 17K, Feb 3,343, Mar 16K, Apr 29K, May 84K, Jun 96K, Jul 179K, Aug 348K, Sep 54K, Oct 52K, Nov 52K, Dec 566K0200k400k600k17KJan3,343Feb16KMar29KApr84KMay96KJun179KJul348KAug54KSep52KOct52KNov566KDec
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Customer-hours; December was the worst month.

Kent County year over year

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Kent County, MI: average hours without power per customer by year2015: 3.6h; 2016: 1.6h; 2017: 7.0h; 2018: 3.8h, coverage 91%; 2019: 20.6h, coverage 96%; 2020: 5.1h, coverage 95%; 2021: 6.9h, coverage 95%; 2022: 5.1h, coverage 96%; 2023: 9.1h; 2024: 5.4h; 2025: 3.7h01020300%50%100%3.6h20151.6h20167.0h20173.8h201820.6h20195.1h20206.9h20215.1h20229.1h20235.4h20243.7h2025
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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 Kent County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 24, 2015 04:45December 28, 2015 01:003d 20h21,960506K
2August 2, 2015 11:30August 4, 2015 17:452d 6h18,392313K
3July 13, 2015 09:30July 15, 2015 18:152d 8h10,46975K
4June 22, 2015 11:00June 24, 2015 03:151d 16h8,88031K
5July 20, 2015 11:15July 20, 2015 23:3012h 15m7,96527K
6December 28, 2015 10:30December 31, 2015 00:152d 13h5,87531K
7July 2, 2015 10:30July 2, 2015 21:4511h 15m5,3068,789
8September 12, 2015 12:15September 13, 2015 03:0014h 45m4,90722K
9May 9, 2015 01:15May 10, 2015 08:001d 6h3,73717K
10July 21, 2015 02:00July 21, 2015 21:0019h3,6973,814

Outage episodes by size in 2015: 185 reached 100+ customers, 53 reached 1,000+ customers, 3 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 Kent County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Consumers Energy Co - (MI)20157.3 hrs1.183.0 hrs0.98
Great Lakes Energy Coop201515.2 hrs2.272.9 hrs1.35
City of Lowell - (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 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 416,077 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. Kent County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Kent County, MI annual power outage report, 2015, 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/2015/michigan/kent-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON