massoutage

County annual report · FIPS 23011

2025 Kennebec County, ME Power Outage Report

In 2025, customers in Kennebec County, ME went without power for an average of 2.8 hours, a total of 243K customer-hours (Maine average 6.3 hours). That ranks 15th worst of 16 Maine counties and 2143rd of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
2.8
87,760 customers
Customer-hours out
243K
Peak customers out
8,775
Outages ≥1,000 out
22
0 of 10,000+ · 929 total
Longest outage
2d 10h
began December 19, 2025
Rank in state
15th/16
2143rd of 3,000 US

Compared with ME, the US and 2024

Kennebec County, ME average hours without power per customer compared with state and national averages, 2025Kennebec County 2.8 hours, Maine average 6.3 hours, US average 5.9 hours, Kennebec County, 2024 13.9 hoursKennebec CountyKennebec County2.8hMaine averageMaine average6.3hUS averageUS average5.9hKennebec County, 2024Kennebec County, 202413.9h
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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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Kennebec County, ME customer-hours without power by month, 2025Jan 7,308, Feb 7,123, Mar 16K, Apr 29K, May 5,748, Jun 19K, Jul 8,613, Aug 8,536, Sep 6,772, Oct 6,059, Nov 12K, Dec 117K050k100k150k7,308Jan7,123Feb16KMar29KApr5,748May19KJun8,613Jul8,536Aug6,772Sep6,059Oct12KNov117KDec
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Customer-hours; December was the worst month.

Kennebec County year over year

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Kennebec County, ME: average hours without power per customer by year2015: 1.6h; 2016: 6.9h; 2017: 41.9h; 2018: 4.7h, coverage 96%; 2019: 1.4h, coverage 96%; 2020: 38.3h, coverage 96%; 2021: 4.4h, coverage 96%; 2022: 10.6h, coverage 96%; 2023: 55.4h; 2024: 13.9h; 2025: 2.8h02040600%50%100%1.6h20156.9h201641.9h20174.7h20181.4h201938.3h20204.4h202110.6h202255.4h202313.9h20242.8h2025
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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 Maine customers tracked each year.

Biggest outages in Kennebec County, 2025

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 19, 2025 16:15December 22, 2025 02:302d 10h8,775109K
2March 28, 2025 15:15March 28, 2025 15:4530m6,0061,502
3April 1, 2025 08:00April 1, 2025 12:154h 15m4,72215K
4November 17, 2025 19:15November 17, 2025 19:4530m3,9901,995
5August 18, 2025 12:45August 18, 2025 15:453h2,3862,086
6June 16, 2025 11:00June 17, 2025 17:151d 6h2,3812,613
7June 11, 2025 19:00June 11, 2025 21:302h 30m2,0884,635
8March 6, 2025 15:00March 6, 2025 17:002h2,0241,759
9April 26, 2025 12:30April 26, 2025 16:153h 45m1,8812,376
10November 1, 2025 09:00November 1, 2025 21:4512h 45m1,8445,115

Outage episodes by size in 2025: 132 reached 100+ customers, 22 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 Kennebec 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
Central Maine Power Co202431.6 hrs3.373.6 hrs1.83

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 Maine's customers in 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 87,760 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. Kennebec County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Kennebec County, ME 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/maine/kennebec-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON