massoutage

County annual report · FIPS 02090

2025 Fairbanks North Star Borough, AK Power Outage Report

In 2025, customers in Fairbanks North Star Borough, AK went without power for an average of 2.9 hours, a total of 128K customer-hours (Alaska average 10.9 hours). That ranks 7th worst of 7 Alaska counties and 2093rd of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
2.9
44,163 customers
Customer-hours out
128K
Peak customers out
11,338
Outages ≥1,000 out
18
1 of 10,000+ · 673 total
Longest outage
11d 7h
began August 23, 2025
Rank in state
7th/7
2093rd of 3,000 US

Compared with AK, the US and 2024

Fairbanks North Star Borough, AK average hours without power per customer compared with state and national averages, 2025Fairbanks North Star Borough 2.9 hours, Alaska average 10.9 hours, US average 5.9 hours, Fairbanks North Star Borough, 2024 8.6 hoursFairbanks North Star BoroughFairbanks North Star…2.9hAlaska averageAlaska average10.9hUS averageUS average5.9hFairbanks North Star Borough, 2024Fairbanks North Star…8.6h
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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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Fairbanks North Star Borough, AK customer-hours without power by month, 2025Jan 15K, Feb 1,843, Mar 1,987, Apr 2,525, May 4,511, Jun 6,359, Jul 24K, Aug 30K, Sep 9,846, Oct 3,628, Nov 7,411, Dec 21K010k20k30k40k15KJan1,843Feb1,987Mar2,525Apr4,511May6,359Jun24KJul30KAug9,846Sep3,628Oct7,411Nov21KDec
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Customer-hours; August was the worst month.

Fairbanks North Star Borough year over year

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Fairbanks North Star Borough, AK: average hours without power per customer by year2015: no data; 2016: 0.5h; 2017: 3.9h; 2018: 7.8h, coverage 67%; 2019: 3.8h, coverage 67%; 2020: 5.8h, coverage 68%; 2021: 13.1h, coverage 68%; 2022: 18.9h, coverage 71%; 2023: 4.3h; 2024: 8.6h; 2025: 2.9h051015200%50%100%n/a20150.5h20163.9h20177.8h20183.8h20195.8h202013.1h202118.9h20224.3h20238.6h20242.9h2025
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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 Alaska customers tracked each year.

Biggest outages in Fairbanks North Star Borough, 2025

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
1July 7, 2025 00:45July 7, 2025 20:4520h11,3387,909
2August 23, 2025 20:45September 4, 2025 04:1511d 7h7,34427K
3December 3, 2025 01:30December 4, 2025 03:001d 1h4,94513K
4May 17, 2025 18:30May 18, 2025 02:007h 30m4,2891,082
5November 23, 2025 03:00November 23, 2025 22:4519h 45m4,0585,150
6January 8, 2025 05:45January 8, 2025 07:301h 45m3,9296,594
7July 5, 2025 22:30July 6, 2025 01:303h2,0931,715
8December 24, 2025 06:45December 24, 2025 07:1530m1,671832
9December 24, 2025 09:15December 24, 2025 12:002h 45m1,6601,249
10July 29, 2025 02:45July 30, 2025 16:001d 13h1,6213,864

Outage episodes by size in 2025: 79 reached 100+ customers, 18 reached 1,000+ customers, 1 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 Fairbanks North Star Borough reported on EIA Form 861 for 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Golden Valley Elec Assn Inc20249.2 hrs2.633.7 hrs1.96
G & K, Inc-----

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 Alaska's customers in 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 44,163 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. Fairbanks North Star Borough has data for 2016–2025.

Cite this report

MassOutage (massoutage.com), Fairbanks North Star Borough, AK 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/alaska/fairbanks-north-star-borough

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