massoutage

County annual report · FIPS 26125

2017 Oakland County, MI Power Outage Report

In 2017, customers in Oakland County, MI went without power for an average of 3.6 hours, a total of 2.3M customer-hours (Michigan average 6.0 hours). That ranks 58th worst of 80 Michigan counties and 1182nd of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
3.6
646,293 customers
Customer-hours out
2.3M
Peak customers out
15,138
Outages ≥1,000 out
15
3 of 10,000+ · 46 total
Longest outage
38d 2h
began July 7, 2017
Rank in state
58th/80
1182nd of 2,786 US

Compared with MI, the US and 2016

Oakland County, MI average hours without power per customer compared with state and national averages, 2017Oakland County 3.6 hours, Michigan average 6.0 hours, US average 7.4 hours, Oakland County, 2016 1.1 hoursOakland CountyOakland County3.6hMichigan averageMichigan average6.0hUS averageUS average7.4hOakland County, 2016Oakland County, 20161.1h
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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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Oakland County, MI customer-hours without power by month, 2017Jan 0, Feb 0, Mar 73K, Apr 269K, May 252K, Jun 329K, Jul 344K, Aug 415K, Sep 136K, Oct 425K, Nov 26K, Dec 69K0200k400k600k0Jan0Feb73KMar269KApr252KMay329KJun344KJul415KAug136KSep425KOct26KNov69KDec
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Customer-hours; October was the worst month.

Oakland County year over year

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Oakland County, MI: average hours without power per customer by year2015: 5.3h; 2016: 1.1h; 2017: 3.6h; 2018: 12.0h, coverage 91%; 2019: 12.1h, coverage 96%; 2020: 7.4h, coverage 95%; 2021: 41.0h, coverage 95%; 2022: 8.9h, coverage 96%; 2023: 31.3h; 2024: 10.3h; 2025: 3.1h02040600%50%100%5.3h20151.1h20163.6h201712.0h201812.1h20197.4h202041.0h20218.9h202231.3h202310.3h20243.1h2025
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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 Oakland 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
1May 17, 2017 18:45June 2, 2017 07:4515d 13h15,138193K
2April 2, 2017 11:00April 19, 2017 11:3017d14,367245K
3September 15, 2017 12:15September 28, 2017 08:0012d 19h11,78770K
4July 7, 2017 11:30August 14, 2017 14:0038d 2h9,975570K
5September 28, 2017 10:30November 1, 2017 04:0033d 17h9,750434K
6June 2, 2017 11:15July 6, 2017 22:4534d 11h8,458346K
7August 14, 2017 17:45September 15, 2017 06:4531d 13h6,734227K
8December 18, 2017 11:30December 19, 2017 18:001d 6h6,22224K
9April 26, 2017 13:30May 10, 2017 06:0013d 16h4,03758K
10April 19, 2017 12:45April 22, 2017 11:152d 22h3,06312K

Outage episodes by size in 2017: 20 reached 100+ customers, 15 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 Oakland 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
Consumers Energy Co - (MI)201710.1 hrs1.312.7 hrs0.89
DTE Electric Company201717.7 hrs1.393.3 hrs0.99

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 ÷ 646,293 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. Oakland County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Oakland 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/oakland-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON