massoutage

County annual report · FIPS 26049

2020 Genesee County, MI Power Outage Report

In 2020, customers in Genesee County, MI went without power for an average of 4.0 hours, a total of 1.1M customer-hours (Michigan average 9.8 hours). That ranks 72nd worst of 83 Michigan counties and 1620th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
4.0
270,247 customers
Customer-hours out
1.1M
Peak customers out
11,114
Outages ≥1,000 out
43
1 of 10,000+ · 740 total
Longest outage
7d 14h
began June 9, 2020
Rank in state
72nd/83
1620th of 3,019 US

Compared with MI, the US and 2019

Genesee County, MI average hours without power per customer compared with state and national averages, 2020Genesee County 4.0 hours, Michigan average 9.8 hours, US average 8.7 hours, Genesee County, 2019 5.4 hoursGenesee CountyGenesee County4.0hMichigan averageMichigan average9.8hUS averageUS average8.7hGenesee County, 2019Genesee County, 20195.4h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Genesee County, MI customer-hours without power by month, 2020Jan 31K, Feb 14K, Mar 29K, Apr 28K, May 49K, Jun 376K, Jul 102K, Aug 77K, Sep 40K, Oct 161K, Nov 130K, Dec 32K0100k200k300k400k31KJan14KFeb29KMar28KApr49KMay376KJun102KJul77KAug40KSep161KOct130KNov32KDec
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Customer-hours; June was the worst month.

Genesee County year over year

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Genesee County, MI: average hours without power per customer by year2015: 2.7h; 2016: 2.7h; 2017: 4.4h; 2018: 4.3h, coverage 91%; 2019: 5.4h, coverage 96%; 2020: 4.0h, coverage 95%; 2021: 9.0h, coverage 95%; 2022: 4.9h, coverage 96%; 2023: 4.7h; 2024: 4.6h; 2025: 7.1h02.557.5100%50%100%2.7h20152.7h20164.4h20174.3h20185.4h20194.0h20209.0h20214.9h20224.7h20234.6h20247.1h2025
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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 Genesee County, 2020

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 5, 2020 12:15June 7, 2020 10:301d 22h11,11458K
2October 23, 2020 13:30October 25, 2020 23:152d 9h6,10894K
3June 2, 2020 14:00June 4, 2020 07:451d 17h6,02271K
4June 9, 2020 12:45June 17, 2020 03:307d 14h5,764189K
5June 18, 2020 10:00June 21, 2020 05:452d 19h5,08714K
6May 30, 2020 23:30May 31, 2020 20:4521h 15m5,0611,514
7October 3, 2020 03:30October 3, 2020 12:158h 45m4,50936K
8November 1, 2020 10:15November 3, 2020 07:301d 21h4,49311K
9June 25, 2020 13:30June 28, 2020 03:002d 13h3,39634K
10January 30, 2020 13:45February 2, 2020 12:002d 22h3,25428K

Outage episodes by size in 2020: 144 reached 100+ customers, 43 reached 1,000+ customers, 1 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 Genesee County reported on EIA Form 861 for 2020, 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)20208.5 hrs1.353.2 hrs1.03
DTE Electric Company20205.9 hrs1.292.4 hrs1.01

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 95% of Michigan's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 270,247 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. Genesee County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Genesee County, MI annual power outage report, 2020, 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/2020/michigan/genesee-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON