massoutage

County annual report · FIPS 37067

2018 Forsyth County, NC Power Outage Report

In 2018, customers in Forsyth County, NC went without power for an average of 73.1 hours, a total of 2.0M customer-hours (North Carolina average 55.2 hours). That ranks 31st worst of 94 North Carolina counties and 88th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
73.1
27,915 customers
Customer-hours out
2.0M
Peak customers out
47,381
Outages ≥1,000 out
36
1 of 10,000+ · 746 total
Longest outage
5d 19h
began October 11, 2018
Rank in state
31st/94
88th of 2,798 US

Compared with NC, the US and 2017

Forsyth County, NC average hours without power per customer compared with state and national averages, 2018Forsyth County 73.1 hours, North Carolina average 55.2 hours, US average 5.6 hours, Forsyth County, 2017 24.9 hoursForsyth CountyForsyth County73.1hNorth Carolina averageNorth Carolina avera…55.2hUS averageUS average5.6hForsyth County, 2017Forsyth County, 201724.9h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

CSVJSON
Forsyth County, NC customer-hours without power by month, 2018Jan 15K, Feb 19K, Mar 59K, Apr 76K, May 34K, Jun 49K, Jul 54K, Aug 73K, Sep 109K, Oct 1.4M, Nov 70K, Dec 130K0500k1M1.5M15KJan19KFeb59KMar76KApr34KMay49KJun54KJul73KAug109KSep1.4MOct70KNov130KDec
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Customer-hours; October was the worst month.

Forsyth County year over year

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Forsyth County, NC: average hours without power per customer by year2015: 15.3h; 2016: 33.0h; 2017: 24.9h; 2018: 73.1h, coverage 82%; 2019: 59.9h, coverage 90%; 2020: 84.3h, coverage 91%; 2021: 38.8h, coverage 92%; 2022: 59.2h, coverage 92%; 2023: 16.7h; 2024: 22.2h; 2025: 15.9h02550751000%50%100%15.3h201533.0h201624.9h201773.1h201859.9h201984.3h202038.8h202159.2h202216.7h202322.2h202415.9h2025
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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 Forsyth County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 11, 2018 11:15October 17, 2018 07:005d 19h47,3811.3M
2April 15, 2018 05:45April 17, 2018 07:302d 1h8,57660K
3November 15, 2018 02:30November 16, 2018 03:151d7,57622K
4December 9, 2018 08:30December 12, 2018 07:452d 23h7,041116K
5March 1, 2018 22:15March 3, 2018 23:152d 1h6,67451K
6August 1, 2018 11:30August 4, 2018 01:152d 13h6,43545K
7June 1, 2018 18:30June 2, 2018 11:3017h6,05719K
8September 15, 2018 04:00September 18, 2018 08:303d 4h4,47670K
9September 1, 2018 12:00September 3, 2018 04:001d 16h3,99421K
10February 4, 2018 16:15February 5, 2018 09:1517h3,2788,058

Outage episodes by size in 2018: 154 reached 100+ customers, 36 reached 1,000+ customers, 1 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 Forsyth 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
Surry-Yadkin Elec Member Corp20188.0 hrs1.892.5 hrs1.05
Town of High Point201812.1 hrs3.442.7 hrs1.88
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 ÷ 27,915 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. Forsyth County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Forsyth 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/forsyth-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON