massoutage

County annual report · FIPS 37123

2015 Montgomery County, NC Power Outage Report

In 2015, customers in Montgomery County, NC went without power for an average of 14.7 hours, a total of 74K customer-hours (North Carolina average 7.5 hours). That ranks 19th worst of 93 North Carolina counties and 174th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
14.7
5,038 customers
Customer-hours out
74K
Peak customers out
3,661
Outages ≥1,000 out
10
0 of 10,000+ · 495 total
Longest outage
23h
began June 17, 2015
Rank in state
19th/93
174th of 2,484 US

Compared with NC, the US

Montgomery County, NC average hours without power per customer compared with state and national averages, 2015Montgomery County 14.7 hours, North Carolina average 7.5 hours, US average 2.9 hoursMontgomery CountyMontgomery County14.7hNorth Carolina averageNorth Carolina avera…7.5hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Montgomery County, NC customer-hours without power by month, 2015Jan 7,648, Feb 11K, Mar 5,220, Apr 1,760, May 8,125, Jun 21K, Jul 3,454, Aug 476, Sep 4,567, Oct 4,364, Nov 3,516, Dec 2,175010k20k30k7,648Jan11KFeb5,220Mar1,760Apr8,125May21KJun3,454Jul476Aug4,567Sep4,364Oct3,516Nov2,175Dec
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Customer-hours; June was the worst month.

Montgomery County year over year

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Montgomery County, NC: average hours without power per customer by year2015: 14.7h; 2016: 47.8h; 2017: 14.7h; 2018: 122.1h, coverage 82%; 2019: 14.8h, coverage 90%; 2020: 27.2h, coverage 91%; 2021: 8.4h, coverage 92%; 2022: 50.3h, coverage 92%; 2023: 12.2h; 2024: 23.3h; 2025: 12.1h0501001500%50%100%14.7h201547.8h201614.7h2017122.1h201814.8h201927.2h20208.4h202150.3h202212.2h202323.3h202412.1h2025
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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 Montgomery County, 2015

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 28, 2015 15:15January 28, 2015 18:002h 45m3,6613,302
2June 2, 2015 20:30June 3, 2015 09:4513h 15m2,25411K
3June 17, 2015 19:30June 18, 2015 18:3023h2,1786,458
4March 5, 2015 18:45March 5, 2015 21:302h 45m1,9243,910
5January 27, 2015 16:00January 27, 2015 17:151h 15m1,9052,381
6May 6, 2015 10:30May 6, 2015 21:1510h 45m1,4466,566
7February 26, 2015 04:45February 26, 2015 18:1513h 30m1,4252,649
8September 1, 2015 20:15September 1, 2015 21:301h 15m1,1341,416
9June 30, 2015 22:15July 1, 2015 09:1511h1,1282,251
10January 29, 2015 12:15January 29, 2015 12:3015m1,082271

Outage episodes by size in 2015: 41 reached 100+ customers, 10 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 Montgomery County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Progress - (NC)20154.8 hrs1.903.0 hrs1.65
EnergyUnited Elec Member Corp20152.2 hrs1.121.6 hrs0.96
Pee Dee Electric Member Corp20152.6 hrs1.852.2 hrs1.74
Randolph Electric Member Corp20152.8 hrs1.932.2 hrs1.55
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 n/a of North Carolina's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 5,038 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. Montgomery County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Montgomery County, NC annual power outage report, 2015, 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/2015/north-carolina/montgomery-county

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