PowerOutageHistory
Reliability Grade
F
Least reliable
2014-2025
Maine

Washington CountyPower Outage History

20142025 · Maine
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What this grade means

Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.

Takeaway
High outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide14th pct
In Maine#2 of 16
See full Maine rankings →
Total events
733
Recorded 2014–2025
Avg duration
3.5 hrs
Per outage event
Longest outage
127 hrs
Single worst event on record
Customers served
23,526
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Jan 10, 202435 hrs13,616 (58%)Heavy Snow
Sep 11, 20162 hrs11,409 (49%)Unnamed event
Dec 18, 2023127 hrs11,268 (48%)High Wind
Sep 16, 202335 hrs11,003 (47%)Tropical Storm Lee
Dec 23, 2022117 hrs10,230 (43%)Heavy Snow

Was There an Outage on a Specific Date?

Pick a date to see whether a power outage was recorded for Washington County, Maine that day.

Over the 12 years from 2014 to 2025, Washington County recorded 733 distinct power outage events, averaging 3.5 hours per event.

The single worst outage on record in Washington County started January 10, 2024 (Heavy Snow), lasting 35 hours and leaving up to 13,616 customers without power (58% of the county) at its peak.

December has historically been the worst month for outages in Washington County, with 87 events recorded during that month across the dataset.

Based on this history, Washington County earns a Reliability Grade of F, placing it in the 14th percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in Maine

Counties with the closest reliability grade and national percentile to Washington County.

Most reliable counties nationally

The top 3 counties nationally by reliability grade and percentile.

CountyStateGradeNational percentile
Clay CountySouth DakotaA100th
Clearwater CountyMinnesotaA99th
Limestone CountyAlabamaA99th

Least reliable counties nationally

The bottom 3 counties nationally by reliability grade and percentile.

FAQ

How often does power go out in Washington County?

Between 2014 and 2025, Washington County recorded 733 outage events, averaging 3.5 hours each.

What is Washington County's reliability grade?

Washington County has a Reliability Grade of F, in the 14th national percentile.

What was the worst power outage in Washington County?

The worst outage on record started January 10, 2024 (Heavy Snow), lasting 35 hours and affecting up to 13,616 customers.

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Data: ORNL EAGLE-I Recorded Electricity Outages (2014–2025), CC BY 4.0. Storm names: NOAA Storm Events Database. Last data refresh: 2025. See methodology.