massoutage

County annual report · FIPS 27023

2015 Chippewa County, MN Power Outage Report

In 2015, customers in Chippewa County, MN went without power for an average of 0.5 hours, a total of 2,843 customer-hours (Minnesota average 1.7 hours). That ranks 44th worst of 68 Minnesota counties and 2079th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
0.5
5,934 customers
Customer-hours out
2,843
Peak customers out
152
Outages ≥1,000 out
0
0 of 10,000+ · 160 total
Longest outage
11h 45m
began October 12, 2015
Rank in state
44th/68
2079th of 2,484 US

Compared with MN, the US

Chippewa County, MN average hours without power per customer compared with state and national averages, 2015Chippewa County 0.5 hours, Minnesota average 1.7 hours, US average 2.9 hoursChippewa CountyChippewa County0.5hMinnesota 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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Chippewa County, MN customer-hours without power by month, 2015Jan 0, Feb 0, Mar 0, Apr 0, May 40, Jun 347, Jul 572, Aug 229, Sep 219, Oct 608, Nov 431, Dec 39702004006008000Jan0Feb0Mar0Apr40May347Jun572Jul229Aug219Sep608Oct431Nov397Dec
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Customer-hours; October was the worst month.

Chippewa County year over year

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Chippewa County, MN: average hours without power per customer by year2015: 0.5h; 2016: 3.7h; 2017: 0.0h; 2018: 0.7h, coverage 71%; 2019: 1.2h, coverage 71%; 2020: 2.3h, coverage 80%; 2021: 1.2h, coverage 80%; 2022: 7.0h, coverage 80%; 2023: 0.8h; 2024: 1.1h; 2025: 3.3h024680%50%100%0.5h20153.7h20160.0h20170.7h20181.2h20192.3h20201.2h20217.0h20220.8h20231.1h20243.3h2025
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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 Chippewa County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 9, 2015 17:00June 9, 2015 18:451h 45m152228
2June 23, 2015 15:30June 23, 2015 16:301h9974
3July 28, 2015 10:15July 28, 2015 15:004h 45m53168
4July 18, 2015 08:00July 18, 2015 16:458h 45m47170
5December 19, 2015 02:00December 19, 2015 11:159h 15m45379
6October 12, 2015 11:45October 12, 2015 23:3011h 45m35126
7November 27, 2015 11:15November 27, 2015 14:153h3391
8June 26, 2015 13:45June 26, 2015 14:451h2929
9August 10, 2015 12:30August 10, 2015 17:305h2919
10July 9, 2015 04:45July 9, 2015 08:003h 15m2153

Outage episodes by size in 2015: 1 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 Chippewa 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
Otter Tail Power Co20151.8 hrs3.231.8 hrs3.23
Northern States Power Co - Minnesota20152.1 hrs0.8882 min0.81
Minnesota Valley Coop L&P Assn20151.8 hrs-71 min-
Agralite Electric Coop20152.2 hrs1.462.2 hrs1.46
Renville-Sibley Coop Pwr Assn201532 min0.0432 min0.04
Kandiyohi Power Coop201573 min0.8273 min0.82
WAPA-- Western Area Power Administration-----
City of Granite Falls - (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 ÷ 5,934 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. Chippewa County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Chippewa 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/chippewa-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON