Guilford County power outages

North Carolina outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Guilford County, North Carolina had 35 major outages from 2015 to 2023

Above middle outage time among US counties

Residents here averaged 1.36 times the US outage time per person and 1.11 times the North Carolina rate. It ranks 43 of 95 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

3.9major outages per year
9 of 9years with a major outage
127 hrslongest major outage
Oct, Febhardest months

October and February made up 54% of this county's outage time. The largest outage on record began Oct 11, 2018, reached 95,814 customers, and left at least 200 customers out for 126.8 hours.

Outage time per resident, rated North Carolina counties
MostLeast

Outage impact by year

Customer-hours without power. 1,000 customers out for 2 hours is 2,000 customer-hours.

0
2M
4M
6M
8M
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
2015497,8181473
2016418,1471553
2017660,8501631
20186,985,2881924
20191,064,1841763
20201,202,1071814
20212,248,3371523
20222,612,30920610
20231,049,8032614

When outages hit

Share of this county's customer-hours by month.

0%
20%
40%
60%
80%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Oct 11, 2018126.895,8145,316,791
Feb 13, 202170.578,5441,830,809
Sep 30, 202237.050,7121,030,556
Apr 15, 201899.229,669875,727
Oct 29, 202078.540,854687,285

Hours measure how long at least 200 customers in the county were out. Most customers get power back sooner.

Size your backup battery

Start with what you would keep running. Wattages are typical averages, so check your own appliances.

1,700 Whof battery capacity, allowing for about 15% conversion loss

If anyone relies on medical equipment, plan that with their provider. Run portable fuel generators outdoors only, at least 20 feet from doors, windows and vents. See the outage checklist.

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How to read this

  • A major outage lasted at least 8 hours and reached customers equal to at least 1% of county residents.
  • Records cover outages of at least 200 customers in a county. They do not show what happened on your street.
  • Utilities that do not report can make a county look better than it is. Data ends in 2023. Read the full method.