massoutage

County annual report · FIPS 31019

2015 Buffalo County, NE Power Outage Report

In 2015, customers in Buffalo County, NE went without power for an average of 0.1 hours, a total of 4,584 customer-hours (Nebraska average 0.8 hours). That ranks 25th worst of 42 Nebraska counties and 2307th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
35,218 customers
Customer-hours out
4,584
Peak customers out
566
Outages ≥1,000 out
0
0 of 10,000+ · 191 total
Longest outage
3d 5h
began June 29, 2015
Rank in state
25th/42
2307th of 2,484 US

Compared with NE, the US

Buffalo County, NE average hours without power per customer compared with state and national averages, 2015Buffalo County 0.1 hours, Nebraska average 0.8 hours, US average 2.9 hoursBuffalo CountyBuffalo County0.1hNebraska averageNebraska average0.8hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Buffalo County, NE customer-hours without power by month, 2015Jan 469, Feb 469, Mar 533, Apr 0, May 0, Jun 151, Jul 319, Aug 137, Sep 1,568, Oct 418, Nov 470, Dec 5005001k1.5k2k469Jan469Feb533Mar0Apr0May151Jun319Jul137Aug1,568Sep418Oct470Nov50Dec
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Customer-hours; September was the worst month.

Buffalo County year over year

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Buffalo County, NE: average hours without power per customer by year2015: 0.1h; 2016: 0.4h; 2017: 0.7h; 2018: 0.1h, coverage 45%; 2019: 1.8h, coverage 46%; 2020: 0.4h, coverage 48%; 2021: 1.2h, coverage 48%; 2022: 0.6h, coverage 48%; 2023: 0.4h; 2024: 0.5h; 2025: 0.9h00.511.520%50%100%0.1h20150.4h20160.7h20170.1h20181.8h20190.4h20201.2h20210.6h20220.4h20230.5h20240.9h2025
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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 Buffalo County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 10, 2015 05:15September 10, 2015 07:001h 45m566991
2September 17, 2015 05:15September 17, 2015 06:0045m566425
3February 6, 2015 19:30February 6, 2015 20:301h19350
4March 7, 2015 15:15March 7, 2015 16:301h 15m193194
5November 18, 2015 04:15November 18, 2015 05:301h 15m102128
6October 25, 2015 00:00October 25, 2015 02:302h 30m97197
7February 10, 2015 15:00February 10, 2015 20:005h90352
8November 24, 2015 19:00November 24, 2015 23:004h64186
9July 6, 2015 06:15July 6, 2015 10:003h 45m5922
10October 26, 2015 01:15October 26, 2015 02:451h 30m5767

Outage episodes by size in 2015: 5 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 Buffalo County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Nebraska Public Power District201544 min0.6044 min0.60
Southern Public Power District-----
Custer Public Power District-----
Dawson Power District-----

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 Nebraska's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 35,218 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. Buffalo County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Buffalo County, NE annual power outage report, 2015, 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/2015/nebraska/buffalo-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON