massoutage

County annual report · FIPS 37119

2015 Mecklenburg County, NC Power Outage Report

In 2015, customers in Mecklenburg County, NC went without power for an average of 40.5 hours, a total of 1.1M customer-hours (North Carolina average 7.5 hours). That ranks 10th worst of 93 North Carolina counties and 59th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
40.5
28,172 customers
Customer-hours out
1.1M
Peak customers out
14,387
Outages ≥1,000 out
71
1 of 10,000+ · 420 total
Longest outage
6d 16h
began August 17, 2015
Rank in state
10th/93
59th of 2,484 US

Compared with NC, the US

Mecklenburg County, NC average hours without power per customer compared with state and national averages, 2015Mecklenburg County 40.5 hours, North Carolina average 7.5 hours, US average 2.9 hoursMecklenburg CountyMecklenburg County40.5hNorth 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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Mecklenburg County, NC customer-hours without power by month, 2015Jan 39K, Feb 84K, Mar 52K, Apr 73K, May 63K, Jun 225K, Jul 64K, Aug 155K, Sep 78K, Oct 205K, Nov 53K, Dec 49K0100k200k300k39KJan84KFeb52KMar73KApr63KMay225KJun64KJul155KAug78KSep205KOct53KNov49KDec
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Customer-hours; June was the worst month.

Mecklenburg County year over year

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Mecklenburg County, NC: average hours without power per customer by year2015: 40.5h; 2016: 100.4h; 2017: 62.2h; 2018: 178.4h, coverage 82%; 2019: 76.0h, coverage 90%; 2020: 137.6h, coverage 91%; 2021: 55.0h, coverage 92%; 2022: 108.3h, coverage 92%; 2023: 75.9h; 2024: 225.2h; 2025: 59.7h01002003000%50%100%40.5h2015100.4h201662.2h2017178.4h201876.0h2019137.6h202055.0h2021108.3h202275.9h2023225.2h202459.7h2025
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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 Mecklenburg County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 23, 2015 07:45June 29, 2015 09:006d 1h14,387130K
2August 11, 2015 09:00August 13, 2015 02:301d 17h9,90551K
3October 1, 2015 05:00October 6, 2015 06:155d 1h9,803181K
4June 22, 2015 09:15June 23, 2015 07:0021h 45m7,85023K
5June 16, 2015 08:45June 22, 2015 08:005d 23h6,62630K
6April 15, 2015 11:15April 17, 2015 06:301d 19h6,58926K
7May 7, 2015 23:15May 8, 2015 04:155h6,3514,642
8August 17, 2015 10:45August 24, 2015 02:456d 16h5,97961K
9November 18, 2015 15:45November 20, 2015 07:151d 15h5,32924K
10September 14, 2015 12:15September 16, 2015 04:151d 16h5,09314K

Outage episodes by size in 2015: 175 reached 100+ customers, 71 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 Mecklenburg County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Carolinas, LLC20155.3 hrs1.292.6 hrs1.02
EnergyUnited Elec Member Corp20152.2 hrs1.121.6 hrs0.96
Union Electric Membership Corp - (NC)20151.7 hrs0.9667 min0.77
Duke Energy-----
York Electric Coop Inc-----
Town of Cornelius - (NC)-----
Town of Huntersville - (NC)-----
Town of Pineville - (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 n/a of North Carolina's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 28,172 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. Mecklenburg County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Mecklenburg 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/mecklenburg-county

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