massoutage

County annual report · FIPS 31037

2021 Colfax County, NE Power Outage Report

In 2021, customers in Colfax County, NE went without power for an average of 0.1 hours, a total of 779 customer-hours (Nebraska average 8.3 hours). That ranks 48th worst of 54 Nebraska counties and 2914th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
6,814 customers
Customer-hours out
779
Peak customers out
63
Outages ≥1,000 out
0
0 of 10,000+ · 42 total
Longest outage
1d 9h
began June 24, 2021
Rank in state
48th/54
2914th of 2,974 US

Compared with NE, the US and 2020

Colfax County, NE average hours without power per customer compared with state and national averages, 2021Colfax County 0.1 hours, Nebraska average 8.3 hours, US average 8.9 hours, Colfax County, 2020 0.3 hoursColfax CountyColfax County0.1hNebraska averageNebraska average8.3hUS averageUS average8.9hColfax County, 2020Colfax County, 20200.3h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Colfax County, NE customer-hours without power by month, 2021Jan 0, Feb 0, Mar 157, Apr 24, May 27, Jun 120, Jul 45, Aug 28, Sep 18, Oct 7, Nov 2, Dec 35201002003004000Jan0Feb157Mar24Apr27May120Jun45Jul28Aug18Sep7Oct2Nov352Dec
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Customer-hours; December was the worst month.

Colfax County year over year

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Colfax County, NE: average hours without power per customer by year2015: 0.0h; 2016: 0.6h; 2017: 0.1h; 2018: 0.5h, coverage 45%; 2019: 0.2h, coverage 46%; 2020: 0.3h, coverage 48%; 2021: 0.1h, coverage 48%; 2022: 0.1h, coverage 48%; 2023: 0.2h; 2024: 0.5h; 2025: 7.7h024680%50%100%0.0h20150.6h20160.1h20170.5h20180.2h20190.3h20200.1h20210.1h20220.2h20230.5h20247.7h2025
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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 Nebraska customers tracked each year.

Biggest outages in Colfax County, 2021

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
1December 15, 2021 21:45December 16, 2021 23:151d 1h63348
2March 14, 2021 09:30March 14, 2021 16:307h59153
3May 8, 2021 21:45May 8, 2021 22:451h1515
4October 31, 2021 21:00October 31, 2021 21:3030m154
5April 5, 2021 22:15April 6, 2021 03:305h 15m619
6June 24, 2021 07:15June 25, 2021 16:151d 9h597
7May 4, 2021 13:00May 4, 2021 19:006h29
8June 26, 2021 17:30June 26, 2021 20:453h 15m25
9March 9, 2021 15:00March 9, 2021 18:153h 15m13
10April 1, 2021 16:00April 1, 2021 18:002h12

Outage episodes by size in 2021: 0 reached 100+ customers, 0 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 Colfax County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

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About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 48% of Nebraska's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,814 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. Colfax County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Colfax County, NE annual power outage report, 2021, 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/2021/nebraska/colfax-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON