massoutage

County annual report · FIPS 26061

2019 Houghton County, MI Power Outage Report

In 2019, customers in Houghton County, MI went without power for an average of 2.3 hours, a total of 63K customer-hours (Michigan average 12.7 hours). That ranks 73rd worst of 83 Michigan counties and 1921st of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
2.3
27,579 customers
Customer-hours out
63K
Peak customers out
6,880
Outages ≥1,000 out
12
0 of 10,000+ · 371 total
Longest outage
1d 5h
began February 24, 2019
Rank in state
73rd/83
1921st of 2,945 US

Compared with MI, the US and 2018

Houghton County, MI average hours without power per customer compared with state and national averages, 2019Houghton County 2.3 hours, Michigan average 12.7 hours, US average 4.7 hours, Houghton County, 2018 1.2 hoursHoughton CountyHoughton County2.3hMichigan averageMichigan average12.7hUS averageUS average4.7hHoughton County, 2018Houghton County, 20181.2h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

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Houghton County, MI customer-hours without power by month, 2019Jan 657, Feb 1,362, Mar 1,462, Apr 21K, May 5,420, Jun 771, Jul 6,232, Aug 3,427, Sep 14K, Oct 3,618, Nov 3,770, Dec 1,039010k20k30k657Jan1,362Feb1,462Mar21KApr5,420May771Jun6,232Jul3,427Aug14KSep3,618Oct3,770Nov1,039Dec
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Customer-hours; April was the worst month.

Houghton County year over year

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Houghton County, MI: average hours without power per customer by year2015: 1.3h; 2016: 1.0h; 2017: 0.7h; 2018: 1.2h, coverage 91%; 2019: 2.3h, coverage 96%; 2020: 3.5h, coverage 95%; 2021: 3.3h, coverage 95%; 2022: 3.6h, coverage 96%; 2023: 1.9h; 2024: 1.7h; 2025: 5.7h02460%50%100%1.3h20151.0h20160.7h20171.2h20182.3h20193.5h20203.3h20213.6h20221.9h20231.7h20245.7h2025
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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 Houghton County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 28, 2019 18:00August 28, 2019 18:4545m6,8802,194
2May 9, 2019 21:00May 9, 2019 23:002h4,7993,651
3April 12, 2019 01:00April 12, 2019 20:1519h 15m3,17018K
4September 23, 2019 17:30September 23, 2019 18:301h1,9761,531
5November 27, 2019 10:00November 27, 2019 12:452h 45m1,6883,480
6September 13, 2019 00:45September 13, 2019 08:157h 30m1,57712K
7July 25, 2019 15:15July 25, 2019 16:0045m1,5741,180
8April 11, 2019 21:30April 11, 2019 23:001h 30m1,5732,030
9July 29, 2019 13:45July 29, 2019 18:004h 15m1,5421,140
10April 16, 2019 15:15April 16, 2019 15:3015m1,483371

Outage episodes by size in 2019: 38 reached 100+ customers, 12 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 Houghton County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Upper Peninsula Power Company20182.3 hrs1.162.3 hrs1.16
Upper Michigan Energy Resources Corp.20184.1 hrs1.162.4 hrs0.91
Ontonagon County R E A-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 96% of Michigan's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 27,579 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. Houghton County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Houghton County, MI annual power outage report, 2019, 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/2019/michigan/houghton-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON