massoutage

County annual report · FIPS 23009

2020 Hancock County, ME Power Outage Report

In 2020, customers in Hancock County, ME went without power for an average of 45.8 hours, a total of 1.4M customer-hours (Maine average 36.9 hours). That ranks 9th worst of 16 Maine counties and 181st of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
45.8
31,079 customers
Customer-hours out
1.4M
Peak customers out
21,854
Outages ≥1,000 out
29
1 of 10,000+ · 795 total
Longest outage
7d
began April 9, 2020
Rank in state
9th/16
181st of 3,019 US

Compared with ME, the US and 2019

Hancock County, ME average hours without power per customer compared with state and national averages, 2020Hancock County 45.8 hours, Maine average 36.9 hours, US average 8.7 hours, Hancock County, 2019 39.0 hoursHancock CountyHancock County45.8hMaine averageMaine average36.9hUS averageUS average8.7hHancock County, 2019Hancock County, 201939.0h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Hancock County, ME customer-hours without power by month, 2020Jan 3,258, Feb 38K, Mar 18K, Apr 917K, May 7,972, Jun 29K, Jul 25K, Aug 38K, Sep 60K, Oct 42K, Nov 19K, Dec 227K0250k500k750k1M3,258Jan38KFeb18KMar917KApr7,972May29KJun25KJul38KAug60KSep42KOct19KNov227KDec
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Customer-hours; April was the worst month.

Hancock County year over year

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Hancock County, ME: average hours without power per customer by year2015: 8.6h; 2016: 30.4h; 2017: 48.6h; 2018: 23.9h, coverage 96%; 2019: 39.0h, coverage 96%; 2020: 45.8h, coverage 96%; 2021: 11.2h, coverage 96%; 2022: 53.8h, coverage 96%; 2023: 80.5h; 2024: 55.5h; 2025: 18.1h02550751000%50%100%8.6h201530.4h201648.6h201723.9h201839.0h201945.8h202011.2h202153.8h202280.5h202355.5h202418.1h2025
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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 Hancock County, 2020

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
1April 9, 2020 23:00April 16, 2020 23:157d21,854907K
2November 30, 2020 22:00December 3, 2020 18:302d 20h8,072146K
3September 4, 2020 07:30September 4, 2020 09:001h 30m6,2278,844
4September 29, 2020 23:30October 2, 2020 19:452d 20h5,64162K
5August 24, 2020 22:15August 25, 2020 01:002h 45m5,33612K
6February 27, 2020 13:45February 28, 2020 01:3011h 45m4,44512K
7February 13, 2020 14:00February 13, 2020 16:302h 30m4,2818,434
8December 4, 2020 11:30December 4, 2020 23:1511h 45m4,2103,033
9June 30, 2020 07:30June 30, 2020 18:0010h 30m4,19124K
10March 13, 2020 17:00March 13, 2020 22:455h 45m3,7284,778

Outage episodes by size in 2020: 107 reached 100+ customers, 29 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 Hancock County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Central Maine Power Co202029.6 hrs3.743.7 hrs2.04
Versant Power202026.7 hrs4.115.3 hrs2.40

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 96% of Maine's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 31,079 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. Hancock County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Hancock County, ME annual power outage report, 2020, 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/2020/maine/hancock-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON