massoutage

2020 Maine Power Outage Report

In 2020, the average Maine customer went without power for about 36.8 hours, the 2nd worst of 51 states (US average 8.0 hours). Figures from DOE/ORNL EAGLE-I, including major storm days.

Avg hrs / customer
36.8
vs prior year
▲ 504%
vs 2019
Customer-hours out
30.2M
Peak customers out
270,779
across the state at once
EAGLE-I coverage
96%
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, 2020

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

CSVJSON
Maine customer-hours without power by month, 2020Jan 180K, Feb 778K, Mar 527K, Apr 12.7M, May 381K, Jun 374K, Jul 455K, Aug 2.3M, Sep 1.2M, Oct 1.1M, Nov 658K, Dec 9.6M05M10M15M180KJan778KFeb527KMar12.7MApr381KMay374KJun455KJul2.3MAug1.2MSep1.1MOct658KNov9.6MDec
Use the arrow keys to read values.

All 16 Maine counties, 2020

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

CSVJSON
#CountyHrs / customerCustomer-hoursCustomersPeak outEvents
1Piscataquis County127.21.3M10,20310,203521
2Somerset County117.62.3M19,52419,524666
3Waldo County83.41.9M22,68422,013617
4Franklin County82.01.7M20,53217,176580
5Lincoln County65.41.5M23,43616,452641
6Knox County61.4942K15,34311,010652
7Oxford County50.51.9M38,20520,835697
8Penobscot County47.04.1M88,12865,190914
9Hancock County45.81.4M31,07921,854795
10Sagadahoc County42.71.1M24,83911,865517
11Kennebec County38.33.4M87,76042,773839
12York County32.72.5M76,99627,605834
13Androscoggin County24.51.9M77,64327,922788
14Washington County16.4249K15,1449,757460
15Cumberland County16.03.6M227,40143,564896
16Aroostook County8.5356K42,05324,071472

Biggest Maine outages of 2020

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

CSVJSON
#CountyStarted (UTC)Ended (UTC)DurationPeak outCustomer-hours
1Penobscot County, MEApril 9, 2020 21:45April 18, 2020 05:458d 8h65,1902.8M
2Cumberland County, MEDecember 5, 2020 12:30December 11, 2020 02:455d 14h43,5641.2M
3Kennebec County, MEApril 9, 2020 20:45April 15, 2020 22:006d 1h42,7731.5M
4Cumberland County, MENovember 30, 2020 13:30December 3, 2020 19:303d 6h32,078531K
5Androscoggin County, MEApril 9, 2020 21:00April 15, 2020 00:155d 3h27,922791K
6Cumberland County, MEAugust 4, 2020 15:15August 7, 2020 21:003d 5h27,863466K
7York County, MEDecember 5, 2020 12:30December 9, 2020 22:454d 10h27,605751K
8Kennebec County, MEDecember 5, 2020 19:00December 10, 2020 02:154d 7h25,320812K
9York County, MEAugust 4, 2020 21:15August 8, 2020 01:303d 4h25,181614K
10Kennebec County, MESeptember 30, 2020 09:45October 3, 2020 01:452d 16h24,510341K
11Androscoggin County, MEDecember 5, 2020 20:00December 10, 2020 10:454d 14h24,362631K
12Aroostook County, MEDecember 17, 2020 17:30December 18, 2020 02:459h 15m24,07177K
13Waldo County, MEApril 9, 2020 19:30April 16, 2020 17:006d 21h22,0131.3M
14Hancock County, MEApril 9, 2020 23:00April 16, 2020 23:157d21,854907K
15Oxford County, MEDecember 5, 2020 18:00December 11, 2020 21:006d 3h20,835918K
16Penobscot County, MEDecember 5, 2020 20:45December 10, 2020 23:455d 3h19,849427K
17Somerset County, MEApril 9, 2020 21:00April 16, 2020 09:306d 12h19,5241.2M
18Penobscot County, MESeptember 30, 2020 05:30October 3, 2020 04:152d 22h19,371266K
19Cumberland County, MEApril 9, 2020 18:15April 14, 2020 19:305d 1h18,500428K
20Franklin County, MEApril 9, 2020 20:45April 16, 2020 20:306d 23h17,176689K
21Lincoln County, MEApril 9, 2020 21:15April 15, 2020 22:156d 1h16,452726K
22Waldo County, MEJuly 13, 2020 09:00July 13, 2020 21:4512h 45m16,2257,705
23Cumberland County, MEMarch 24, 2020 01:30March 25, 2020 21:001d 19h15,819118K
24Oxford County, MEApril 9, 2020 20:30April 14, 2020 23:305d 3h14,468476K
25Penobscot County, MEAugust 18, 2020 09:45August 18, 2020 18:158h 30m14,27254K
EAGLE-I tracked about 96% of Maine's electricity customers in 2020; outages at utilities it does not see are not counted. Hours per customer divide outage customer-minutes by modeled county customers.
Maine by year:2025202420232022202120192018201720162015
Other states in 2020:LAOKIAALMSNJNCWV

Part of the 2020 US Power Outage Report.

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