massoutage

County annual report · FIPS 27075

2025 Lake County, MN Power Outage Report

In 2025, customers in Lake County, MN went without power for an average of 2.9 hours, a total of 17K customer-hours (Minnesota average 3.7 hours). That ranks 36th worst of 85 Minnesota counties and 2104th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
2.9
5,952 customers
Customer-hours out
17K
Peak customers out
2,933
Outages ≥1,000 out
3
0 of 10,000+ · 160 total
Longest outage
2d 5h
began August 2, 2025
Rank in state
36th/85
2104th of 3,000 US

Compared with MN, the US and 2024

Lake County, MN average hours without power per customer compared with state and national averages, 2025Lake County 2.9 hours, Minnesota average 3.7 hours, US average 5.9 hours, Lake County, 2024 1.8 hoursLake CountyLake County2.9hMinnesota averageMinnesota average3.7hUS averageUS average5.9hLake County, 2024Lake County, 20241.8h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

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Lake County, MN customer-hours without power by month, 2025Jan 757, Feb 8,433, Mar 72, Apr 49, May 1,146, Jun 819, Jul 668, Aug 2,963, Sep 1,427, Oct 255, Nov 379, Dec 19102.5k5k7.5k10k757Jan8,433Feb72Mar49Apr1,146May819Jun668Jul2,963Aug1,427Sep255Oct379Nov191Dec
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Customer-hours; February was the worst month.

Lake County year over year

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Lake County, MN: average hours without power per customer by year2015: 0.6h; 2016: 13.2h; 2017: 1.4h; 2018: 8.2h, coverage 71%; 2019: 28.3h, coverage 71%; 2020: 2.1h, coverage 80%; 2021: 3.2h, coverage 80%; 2022: 5.5h, coverage 80%; 2023: 6.9h; 2024: 1.8h; 2025: 2.9h01020300%50%100%0.6h201513.2h20161.4h20178.2h201828.3h20192.1h20203.2h20215.5h20226.9h20231.8h20242.9h2025
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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 Minnesota customers tracked each year.

Biggest outages in Lake County, 2025

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 15, 2025 16:45May 15, 2025 17:451h2,933734
2February 18, 2025 09:00February 18, 2025 17:458h 45m1,1495,897
3January 31, 2025 23:15February 1, 2025 02:453h 30m1,0763,151
4May 5, 2025 14:15May 5, 2025 14:4530m458229
5June 13, 2025 18:45June 13, 2025 21:002h 15m172387
6June 23, 2025 10:15June 23, 2025 16:156h117326
7June 28, 2025 19:30June 28, 2025 19:4515m6516
8August 2, 2025 01:45August 4, 2025 07:002d 5h652,557
9August 4, 2025 07:45August 4, 2025 12:154h 30m65260
10August 4, 2025 16:45August 4, 2025 17:1530m6533

Outage episodes by size in 2025: 6 reached 100+ customers, 3 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 Lake County reported on EIA Form 861 for 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
ALLETE, Inc.20242.0 hrs1.302.0 hrs1.30
Lake Country Power20246.2 hrs2.313.1 hrs1.52
Cooperative L&P Assn Lake County20186.8 hrs1.995.0 hrs1.98
Arrowhead Electric Coop, Inc-----
City of Two Harbors- (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 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 5,952 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. Lake County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Lake County, MN annual power outage report, 2025, 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/2025/minnesota/lake-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON