massoutage

County annual report · FIPS 23027

2020 Waldo County, ME Power Outage Report

In 2020, customers in Waldo County, ME went without power for an average of 83.4 hours, a total of 1.9M customer-hours (Maine average 36.9 hours). That ranks 3rd worst of 16 Maine counties and 85th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
83.4
22,684 customers
Customer-hours out
1.9M
Peak customers out
22,013
Outages ≥1,000 out
22
2 of 10,000+ · 617 total
Longest outage
6d 21h
began April 9, 2020
Rank in state
3rd/16
85th of 3,019 US

Compared with ME, the US and 2019

Waldo County, ME average hours without power per customer compared with state and national averages, 2020Waldo County 83.4 hours, Maine average 36.9 hours, US average 8.7 hours, Waldo County, 2019 3.9 hoursWaldo CountyWaldo County83.4hMaine averageMaine average36.9hUS averageUS average8.7hWaldo County, 2019Waldo County, 20193.9h
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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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Waldo County, ME customer-hours without power by month, 2020Jan 22K, Feb 13K, Mar 12K, Apr 1.3M, May 9,058, Jun 13K, Jul 18K, Aug 17K, Sep 86K, Oct 118K, Nov 27K, Dec 292K0500k1M1.5M22KJan13KFeb12KMar1.3MApr9,058May13KJun18KJul17KAug86KSep118KOct27KNov292KDec
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Customer-hours; April was the worst month.

Waldo County year over year

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Waldo County, ME: average hours without power per customer by year2015: 3.1h; 2016: 12.7h; 2017: 71.4h; 2018: 11.3h, coverage 96%; 2019: 3.9h, coverage 96%; 2020: 83.4h, coverage 96%; 2021: 7.7h, coverage 96%; 2022: 26.6h, coverage 96%; 2023: 43.1h; 2024: 34.2h; 2025: 9.6h02550751000%50%100%3.1h201512.7h201671.4h201711.3h20183.9h201983.4h20207.7h202126.6h202243.1h202334.2h20249.6h2025
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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 Waldo 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 19:30April 16, 2020 17:006d 21h22,0131.3M
2July 13, 2020 09:00July 13, 2020 21:4512h 45m16,2257,705
3September 30, 2020 10:00October 2, 2020 21:452d 11h9,770184K
4November 30, 2020 23:00December 4, 2020 02:153d 3h9,583142K
5December 5, 2020 21:00December 9, 2020 03:453d 6h6,447139K
6January 19, 2020 18:00January 19, 2020 19:151h 15m6,0663,602
7April 30, 2020 00:00April 30, 2020 00:3030m2,8161,408
8March 12, 2020 05:15March 12, 2020 07:302h 15m2,5204,819
9June 1, 2020 20:45June 1, 2020 23:453h2,2823,995
10January 16, 2020 16:45January 16, 2020 22:456h2,2799,112

Outage episodes by size in 2020: 88 reached 100+ customers, 22 reached 1,000+ customers, 2 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 Waldo 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 ÷ 22,684 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. Waldo County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Waldo 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/waldo-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON