massoutage

County annual report · FIPS 27143

2015 Sibley County, MN Power Outage Report

In 2015, customers in Sibley County, MN went without power for an average of 27.8 hours, a total of 192K customer-hours (Minnesota average 1.7 hours). That ranks 1st worst of 68 Minnesota counties and 81st of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
27.8
6,912 customers
Customer-hours out
192K
Peak customers out
3,297
Outages ≥1,000 out
13
0 of 10,000+ · 453 total
Longest outage
7d 23h
began May 26, 2015
Rank in state
1st/68
81st of 2,484 US

Compared with MN, the US

Sibley County, MN average hours without power per customer compared with state and national averages, 2015Sibley County 27.8 hours, Minnesota average 1.7 hours, US average 2.9 hoursSibley CountySibley County27.8hMinnesota averageMinnesota average1.7hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Sibley County, MN customer-hours without power by month, 2015Jan 4,088, Feb 3,233, Mar 3,963, Apr 21K, May 7,746, Jun 15K, Jul 73K, Aug 16K, Sep 33K, Oct 4,196, Nov 11K, Dec 179020k40k60k80k4,088Jan3,233Feb3,963Mar21KApr7,746May15KJun73KJul16KAug33KSep4,196Oct11KNov179Dec
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Customer-hours; July was the worst month.

Sibley County year over year

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Sibley County, MN: average hours without power per customer by year2015: 27.8h; 2016: 0.5h; 2017: 0.7h; 2018: 1.1h, coverage 71%; 2019: 1.6h, coverage 71%; 2020: 1.9h, coverage 80%; 2021: 2.7h, coverage 80%; 2022: 2.7h, coverage 80%; 2023: 1.0h; 2024: 1.0h; 2025: 2.2h01020300%50%100%27.8h20150.5h20160.7h20171.1h20181.6h20191.9h20202.7h20212.7h20221.0h20231.0h20242.2h2025
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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 Minnesota customers tracked each year.

Biggest outages in Sibley County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 29, 2015 15:00March 31, 2015 17:452d 2h3,2972,269
2September 8, 2015 19:30September 9, 2015 00:154h 45m3,1138,047
3June 16, 2015 19:30June 23, 2015 18:456d 23h2,58113K
4August 21, 2015 19:45August 25, 2015 00:153d 4h2,5806,063
5April 14, 2015 14:00April 14, 2015 18:304h 30m2,5339,500
6September 1, 2015 10:15September 1, 2015 14:304h 15m1,9601,963
7September 1, 2015 02:30September 1, 2015 07:154h 45m1,5145,064
8January 15, 2015 15:00January 15, 2015 17:002h1,448808
9July 13, 2015 00:00July 19, 2015 01:456d 1h1,21163K
10May 10, 2015 23:45May 11, 2015 01:151h 30m1,0941,641

Outage episodes by size in 2015: 61 reached 100+ customers, 13 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 Sibley County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Northern States Power Co - Minnesota20152.1 hrs0.8882 min0.81
McLeod Cooperative Power Assn20152.1 hrs0.832.1 hrs0.83
Renville-Sibley Coop Pwr Assn201532 min0.0432 min0.04
Minnesota Valley Electric Coop-----
Brown County Rural Elec Assn-----
BENCO Electric Cooperative-----
City of Le Sueur - (MN)-----
City of Arlington - (MN)-----
City of Winthrop - (MN)-----

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 Minnesota's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,912 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. Sibley County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Sibley County, MN 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/minnesota/sibley-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON