massoutage

County annual report · FIPS 55085

2018 Oneida County, WI Power Outage Report

In 2018, customers in Oneida County, WI went without power for an average of 3.5 hours, a total of 77K customer-hours (Wisconsin average 1.7 hours). That ranks 16th worst of 71 Wisconsin counties and 1379th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
3.5
22,258 customers
Customer-hours out
77K
Peak customers out
8,641
Outages ≥1,000 out
7
0 of 10,000+ · 554 total
Longest outage
1d 10h
began September 20, 2018
Rank in state
16th/71
1379th of 2,798 US

Compared with WI, the US and 2017

Oneida County, WI average hours without power per customer compared with state and national averages, 2018Oneida County 3.5 hours, Wisconsin average 1.7 hours, US average 5.6 hours, Oneida County, 2017 29.7 hoursOneida CountyOneida County3.5hWisconsin averageWisconsin average1.7hUS averageUS average5.6hOneida County, 2017Oneida County, 201729.7h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Oneida County, WI customer-hours without power by month, 2018Jan 1,437, Feb 1,515, Mar 2,117, Apr 1,948, May 5,596, Jun 19K, Jul 5,069, Aug 426, Sep 13K, Oct 22K, Nov 5,013, Dec 1,293010k20k30k1,437Jan1,515Feb2,117Mar1,948Apr5,596May19KJun5,069Jul426Aug13KSep22KOct5,013Nov1,293Dec
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Customer-hours; October was the worst month.

Oneida County year over year

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Oneida County, WI: average hours without power per customer by year2015: 10.4h; 2016: 35.0h; 2017: 29.7h; 2018: 3.5h, coverage 83%; 2019: 28.3h, coverage 84%; 2020: 4.8h, coverage 84%; 2021: 32.9h, coverage 85%; 2022: 21.6h, coverage 85%; 2023: 9.3h; 2024: 9.7h; 2025: 30.1h0102030400%50%100%10.4h201535.0h201629.7h20173.5h201828.3h20194.8h202032.9h202121.6h20229.3h20239.7h202430.1h2025
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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 Wisconsin customers tracked each year.

Biggest outages in Oneida County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 28, 2018 09:45October 28, 2018 17:007h 15m8,64116K
2May 16, 2018 17:00May 16, 2018 20:453h 45m3,3962,193
3September 20, 2018 18:45September 22, 2018 05:001d 10h3,08710K
4May 21, 2018 10:45May 21, 2018 19:459h2,3521,189
5January 29, 2018 17:15January 29, 2018 18:151h1,876845
6June 17, 2018 22:00June 19, 2018 03:001d 5h1,65311K
7June 30, 2018 23:45July 2, 2018 08:451d 9h1,3623,203
8October 3, 2018 21:45October 4, 2018 00:302h 45m918936
9March 27, 2018 03:15March 27, 2018 07:304h 15m780991
10February 4, 2018 10:15February 4, 2018 12:452h 30m6401,426

Outage episodes by size in 2018: 48 reached 100+ customers, 7 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 Oneida County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Northern States Power Co20182.9 hrs0.941.8 hrs0.69
Wisconsin Public Service Corp20182.0 hrs0.971.8 hrs0.94
Price Electric Coop Inc20134.5 hrs4.504.5 hrs4.50

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 83% of Wisconsin's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 22,258 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. Oneida County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Oneida County, WI annual power outage report, 2018, 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/2018/wisconsin/oneida-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON