massoutage

County annual report · FIPS 37193

2018 Wilkes County, NC Power Outage Report

In 2018, customers in Wilkes County, NC went without power for an average of 38.4 hours, a total of 309K customer-hours (North Carolina average 55.2 hours). That ranks 50th worst of 94 North Carolina counties and 151st of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
38.4
8,042 customers
Customer-hours out
309K
Peak customers out
3,772
Outages ≥1,000 out
13
0 of 10,000+ · 651 total
Longest outage
3d 14h
began December 9, 2018
Rank in state
50th/94
151st of 2,798 US

Compared with NC, the US and 2017

Wilkes County, NC average hours without power per customer compared with state and national averages, 2018Wilkes County 38.4 hours, North Carolina average 55.2 hours, US average 5.6 hours, Wilkes County, 2017 116.4 hoursWilkes CountyWilkes County38.4hNorth Carolina averageNorth Carolina avera…55.2hUS averageUS average5.6hWilkes County, 2017Wilkes County, 2017116.4h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Wilkes County, NC customer-hours without power by month, 2018Jan 3,168, Feb 5,206, Mar 65K, Apr 5,983, May 6,416, Jun 7,955, Jul 6,890, Aug 20K, Sep 11K, Oct 20K, Nov 31K, Dec 128K050k100k150k3,168Jan5,206Feb65KMar5,983Apr6,416May7,955Jun6,890Jul20KAug11KSep20KOct31KNov128KDec
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Customer-hours; December was the worst month.

Wilkes County year over year

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Wilkes County, NC: average hours without power per customer by year2015: 11.9h; 2016: 113.0h; 2017: 116.4h; 2018: 38.4h, coverage 82%; 2019: 17.4h, coverage 90%; 2020: 32.5h, coverage 91%; 2021: 9.5h, coverage 92%; 2022: 23.3h, coverage 92%; 2023: 19.0h; 2024: 190.3h; 2025: 23.7h0501001502000%50%100%11.9h2015113.0h2016116.4h201738.4h201817.4h201932.5h20209.5h202123.3h202219.0h2023190.3h202423.7h2025
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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 North Carolina customers tracked each year.

Biggest outages in Wilkes County, 2018

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 9, 2018 09:15December 12, 2018 23:303d 14h3,772122K
2March 2, 2018 03:30March 4, 2018 02:301d 23h3,62260K
3November 24, 2018 08:30November 25, 2018 16:451d 8h2,81623K
4October 10, 2018 19:15October 13, 2018 22:003d 2h1,41316K
5September 16, 2018 08:00September 18, 2018 03:301d 19h1,3116,841
6August 4, 2018 21:45August 5, 2018 22:301d1,2212,815
7July 2, 2018 00:30July 2, 2018 06:306h1,2033,311
8June 11, 2018 18:45June 12, 2018 02:007h 15m1,0441,058
9December 4, 2018 17:15December 4, 2018 21:454h 30m1,0391,550
10October 25, 2018 18:15October 25, 2018 21:153h1,0211,028

Outage episodes by size in 2018: 63 reached 100+ customers, 13 reached 1,000+ customers, 0 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 Wilkes County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Carolinas, LLC201813.1 hrs1.813.7 hrs1.19
EnergyUnited Elec Member Corp201810.9 hrs1.772.0 hrs1.07
Blue Ridge Elec Member Corp - (NC)20185.7 hrs1.8776 min0.96
Surry-Yadkin Elec Member Corp20188.0 hrs1.892.5 hrs1.05
Duke Energy-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 82% of North Carolina's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 8,042 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. Wilkes County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Wilkes County, NC annual power outage report, 2018, 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/2018/north-carolina/wilkes-county

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