massoutage

2023 Maine Power Outage Report

In 2023, the average Maine customer went without power for about 38.6 hours, the 1st worst of 51 states (US average 6.7 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
38.6
vs prior year
▲ 75%
vs 2022
Customer-hours out
31.7M
Peak customers out
414,055
across the state at once
EAGLE-I coverage
n/a
of ME customers
Counties reporting
16

Maine year over year

Maine: average hours without power per customer by year2015: 2.8h; 2016: 7.8h; 2017: 37.6h; 2018: 10.9h, coverage 96%; 2019: 6.1h, coverage 96%; 2020: 36.8h, coverage 96%; 2021: 6.4h, coverage 96%; 2022: 22.0h, coverage 96%; 2023: 38.6h; 2024: 37.9h; 2025: 6.3h0102030400%50%100%2.8h20157.8h201637.6h201710.9h20186.1h201936.8h20206.4h202122.0h202238.6h202337.9h20246.3h2025
Use the arrow keys to read values.
Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Month by month, 2023

Customer-hours without power across Maine; December was the worst.

CSVJSON
Maine customer-hours without power by month, 2023Jan 1.5M, Feb 315K, Mar 1.6M, Apr 249K, May 838K, Jun 225K, Jul 365K, Aug 301K, Sep 2.1M, Oct 389K, Nov 419K, Dec 23.3M010M20M30M1.5MJan315KFeb1.6MMar249KApr838KMay225KJun365KJul301KAug2.1MSep389KOct419KNov23.3MDec
Use the arrow keys to read values.

All 16 Maine counties, 2023

Ranked by average hours without power per customer. Each county links to its annual report.

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Somerset County93.71.8M19,52419,524670
2Hancock County79.92.5M31,07931,079796
3Lincoln County69.91.6M23,43620,500591
4Piscataquis County58.0591K10,2039,628485
5Knox County56.5867K15,34315,343615
6Kennebec County55.44.9M87,76067,586902
7York County49.63.8M76,99645,752976
8Washington County49.2745K15,14411,268491
9Penobscot County47.74.2M88,12859,7421,053
10Sagadahoc County44.81.1M24,83917,118531
11Franklin County44.2908K20,53212,821620
12Waldo County43.1979K22,68417,309570
13Oxford County39.91.5M38,20520,368742
14Androscoggin County28.82.2M77,64340,795761
15Cumberland County16.23.7M227,40171,7171,014
16Aroostook County4.4183K42,05311,406501

Biggest Maine outages of 2023

Up to 25 county outage episodes with the most customers out at once.

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Cumberland County, MEDecember 18, 2023 04:30December 24, 2023 01:005d 20h71,7172.6M
2Kennebec County, MEDecember 18, 2023 12:30December 25, 2023 05:006d 16h67,5864.5M
3Penobscot County, MEDecember 18, 2023 09:45December 25, 2023 21:457d 12h59,7423.6M
4York County, MEDecember 18, 2023 09:00December 24, 2023 03:455d 18h45,7521.8M
5Androscoggin County, MEDecember 18, 2023 05:15December 25, 2023 03:306d 22h40,7951.9M
6York County, MEJanuary 22, 2023 20:15January 28, 2023 05:455d 9h39,3041.2M
7Hancock County, MEDecember 18, 2023 09:00December 25, 2023 20:307d 11h31,0791.5M
8Cumberland County, MEMarch 14, 2023 13:45March 16, 2023 21:002d 7h24,467224K
9York County, MESeptember 8, 2023 19:30September 10, 2023 22:002d 2h22,401144K
10Lincoln County, MEDecember 18, 2023 12:30December 24, 2023 23:006d 10h20,500941K
11Oxford County, MEDecember 18, 2023 09:45December 24, 2023 14:456d 5h20,3681.1M
12Somerset County, MEDecember 18, 2023 12:15December 24, 2023 23:156d 11h19,5241.4M
13York County, MEMarch 14, 2023 08:00March 16, 2023 20:302d 12h17,472281K
14Waldo County, MEDecember 18, 2023 09:30December 25, 2023 22:457d 13h17,309725K
15Sagadahoc County, MEDecember 18, 2023 10:15December 24, 2023 19:456d 9h17,118757K
16Cumberland County, MEApril 30, 2023 23:15May 3, 2023 02:152d 3h16,820162K
17Hancock County, MESeptember 16, 2023 05:00September 17, 2023 19:151d 14h16,197254K
18Hancock County, MEOctober 7, 2023 20:45October 9, 2023 18:001d 21h15,425203K
19Knox County, MEMarch 14, 2023 19:15March 17, 2023 18:002d 22h15,343291K
20Knox County, MEJuly 24, 2023 13:30July 24, 2023 20:006h 30m15,34318K
21Penobscot County, MESeptember 16, 2023 06:00September 17, 2023 19:151d 13h14,665240K
22Franklin County, MEDecember 18, 2023 11:15December 24, 2023 20:006d 8h12,821666K
23Cumberland County, MEAugust 18, 2023 18:00August 20, 2023 00:451d 6h12,66428K
24Hancock County, MEApril 30, 2023 23:30May 3, 2023 08:002d 8h11,951118K
25Penobscot County, MEFebruary 22, 2023 13:00February 22, 2023 16:153h 15m11,81711K
EAGLE-I tracked about n/a of Maine's electricity customers in 2023; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Maine by year:2025202420222021202020192018201720162015
Other states in 2023:MIKYOKARWVLAMSTN

Part of the 2023 US Power Outage Report.

Data from DOE EAGLE-I, every source we read.