PowerOutageHistory
Reliability Grade
A
Top tier
2015-2025
North Carolina

Chowan CountyPower Outage History

20152025 · North Carolina
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What this grade means

Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.

Takeaway
Low outage risk
Reliability Rank
Fuller bar = more reliable
Nationwide83rd pct
In North Carolina#6 of 94
See full North Carolina rankings →
Total events
121
Recorded 2015–2025
Avg duration
3.3 hrs
Per outage event
Longest outage
49 hrs
Single worst event on record
Customers served
12,047
Utility customers in county

Outages by year

Outages by month (seasonality)

Worst outage events on record

DateDurationCustomers affectedCause
Aug 4, 202048 hrs3,308 (27%)Tropical Storm Isaias
Jan 9, 20244 hrs2,351 (20%)Unnamed event
Jul 18, 20237 hrs2,338 (19%)Unnamed event
Sep 30, 2022<1 hr2,327 (19%)Unnamed event
Aug 22, 20191 hrs2,195 (18%)Thunderstorm Wind

Was There an Outage on a Specific Date?

Pick a date to see whether a power outage was recorded for Chowan County, North Carolina that day.

Over the 11 years from 2015 to 2025, Chowan County recorded 121 distinct power outage events, averaging 3.3 hours per event.

The single worst outage on record in Chowan County started August 4, 2020 (Tropical Storm Isaias), lasting 48 hours and leaving up to 3,308 customers without power (27% of the county) at its peak.

January has historically been the worst month for outages in Chowan County, with 14 events recorded during that month across the dataset.

Based on this history, Chowan County earns a Reliability Grade of A, placing it in the 83rd percentile nationally for grid reliability (higher percentile = more reliable).

Similar counties in North Carolina

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

CountyGradeNational percentile
Wilson CountyA83rd
Pender CountyA83rd
Pitt CountyA85th
Edgecombe CountyA90th
Avery CountyB75th

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 Chowan County?

Between 2015 and 2025, Chowan County recorded 121 outage events, averaging 3.3 hours each.

What is Chowan County's reliability grade?

Chowan County has a Reliability Grade of A, in the 83rd national percentile.

What was the worst power outage in Chowan County?

The worst outage on record started August 4, 2020 (Tropical Storm Isaias), lasting 48 hours and affecting up to 3,308 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.