massoutage

County annual report · FIPS 55007

2016 Bayfield County, WI Power Outage Report

In 2016, customers in Bayfield County, WI went without power for an average of 12.8 hours, a total of 83K customer-hours (Wisconsin average 1.9 hours). That ranks 3rd worst of 70 Wisconsin counties and 265th of 2,391 nationally.

Summary data CSVJSON
Avg hrs / customer
12.8
6,473 customers
Customer-hours out
83K
Peak customers out
5,170
Outages ≥1,000 out
1
0 of 10,000+ · 120 total
Longest outage
1d 11h
began July 21, 2016
Rank in state
3rd/70
265th of 2,391 US

Compared with WI, the US and 2015

Bayfield County, WI average hours without power per customer compared with state and national averages, 2016Bayfield County 12.8 hours, Wisconsin average 1.9 hours, US average 3.9 hours, Bayfield County, 2015 1.9 hoursBayfield CountyBayfield County12.8hWisconsin averageWisconsin average1.9hUS averageUS average3.9hBayfield County, 2015Bayfield County, 20151.9h
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Average hours without power per customer in 2016; last bar is this county in 2015.

Month by month

CSVJSON
Bayfield County, WI customer-hours without power by month, 2016Jan 7, Feb 26, Mar 14, Apr 1,300, May 125, Jun 3,332, Jul 77K, Aug 422, Sep 239, Oct 0, Nov 0, Dec 0020k40k60k80k7Jan26Feb14Mar1,300Apr125May3,332Jun77KJul422Aug239Sep0Oct0Nov0Dec
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Customer-hours; July was the worst month.

Bayfield County year over year

CSVJSON
Bayfield County, WI: average hours without power per customer by year2015: 1.9h; 2016: 12.8h; 2017: 5.6h; 2018: 1.7h, coverage 83%; 2019: 2.6h, coverage 84%; 2020: 4.5h, coverage 84%; 2021: 2.3h, coverage 85%; 2022: 8.3h, coverage 85%; 2023: 2.3h; 2024: 1.5h; 2025: 4.7h0510150%50%100%1.9h201512.8h20165.6h20171.7h20182.6h20194.5h20202.3h20218.3h20222.3h20231.5h20244.7h2025
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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 Wisconsin customers tracked each year.

Biggest outages in Bayfield County, 2016

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 21, 2016 09:15July 22, 2016 20:451d 11h5,17074K
2April 25, 2016 20:00April 25, 2016 23:003h865999
3July 22, 2016 22:00July 22, 2016 23:451h 45m324536
4June 26, 2016 00:00June 26, 2016 18:4518h 45m2841,923
5April 14, 2016 22:45April 14, 2016 23:451h210210
6June 5, 2016 19:30June 6, 2016 02:156h 45m181931
7July 23, 2016 00:30July 23, 2016 21:1520h 45m146949
8July 13, 2016 03:00July 13, 2016 13:1510h 15m1451,015
9September 6, 2016 12:00September 6, 2016 12:4545m11083
10July 8, 2016 05:45July 8, 2016 08:152h 30m9394

Outage episodes by size in 2016: 9 reached 100+ customers, 1 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 Bayfield County reported on EIA Form 861 for 2016, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Northern States Power Co20165.5 hrs1.713.2 hrs1.47
Bayfield Electric Coop, Inc-----
Dahlberg Light & Power Co-----

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 Wisconsin's customers in 2016; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,473 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. Bayfield County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Bayfield County, WI annual power outage report, 2016, 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/2016/wisconsin/bayfield-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON