massoutage

County annual report · FIPS 37039

2018 Cherokee County, NC Power Outage Report

In 2018, customers in Cherokee County, NC went without power for an average of 11.5 hours, a total of 187K customer-hours (North Carolina average 55.2 hours). That ranks 64th worst of 94 North Carolina counties and 476th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
11.5
16,160 customers
Customer-hours out
187K
Peak customers out
2,874
Outages ≥1,000 out
9
0 of 10,000+ · 507 total
Longest outage
3d 11h
began December 9, 2018
Rank in state
64th/94
476th of 2,798 US

Compared with NC, the US and 2017

Cherokee County, NC average hours without power per customer compared with state and national averages, 2018Cherokee County 11.5 hours, North Carolina average 55.2 hours, US average 5.6 hours, Cherokee County, 2017 3.2 hoursCherokee CountyCherokee County11.5hNorth Carolina averageNorth Carolina avera…55.2hUS averageUS average5.6hCherokee County, 2017Cherokee County, 20173.2h
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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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Cherokee County, NC customer-hours without power by month, 2018Jan 3,306, Feb 3,005, Mar 4,143, Apr 5,060, May 5,883, Jun 50K, Jul 9,393, Aug 6,446, Sep 5,426, Oct 5,254, Nov 1,076, Dec 87K025k50k75k100k3,306Jan3,005Feb4,143Mar5,060Apr5,883May50KJun9,393Jul6,446Aug5,426Sep5,254Oct1,076Nov87KDec
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Customer-hours; December was the worst month.

Cherokee County year over year

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Cherokee County, NC: average hours without power per customer by year2015: 2.3h; 2016: 2.4h; 2017: 3.2h; 2018: 11.5h, coverage 82%; 2019: 6.5h, coverage 90%; 2020: 20.1h, coverage 91%; 2021: 6.9h, coverage 92%; 2022: 16.4h, coverage 92%; 2023: 17.1h; 2024: 17.4h; 2025: 16.1h01020300%50%100%2.3h20152.4h20163.2h201711.5h20186.5h201920.1h20206.9h202116.4h202217.1h202317.4h202416.1h2025
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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 Cherokee County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 27, 2018 18:00June 29, 2018 04:451d 10h2,87426K
2December 9, 2018 06:15December 12, 2018 17:453d 11h2,31383K
3July 15, 2018 22:30July 16, 2018 01:002h 30m1,3452,574
4July 21, 2018 10:30July 21, 2018 20:009h 30m1,3343,681
5September 6, 2018 14:30September 6, 2018 15:451h 15m1,330686
6January 6, 2018 05:30January 6, 2018 08:152h 45m1,3112,486
7June 23, 2018 19:00June 25, 2018 03:151d 8h1,29517K
8June 11, 2018 22:15June 12, 2018 01:002h 45m1,1321,324
9June 21, 2018 03:45June 21, 2018 05:301h 45m1,0501,838
10May 27, 2018 03:00May 27, 2018 10:307h 30m718846

Outage episodes by size in 2018: 48 reached 100+ customers, 9 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 Cherokee 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
Blue Ridge Mountain EMC - (GA)-----
Tri-State Electric Member Corp-----
Town of Murphy - (NC)-----

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 ÷ 16,160 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. Cherokee County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Cherokee 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/cherokee-county

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