massoutage

County annual report · FIPS 45003

2015 Aiken County, SC Power Outage Report

In 2015, customers in Aiken County, SC went without power for an average of 1.1 hours, a total of 89K customer-hours (South Carolina average 2.5 hours). That ranks 32nd worst of 46 South Carolina counties and 1699th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
1.1
79,309 customers
Customer-hours out
89K
Peak customers out
4,496
Outages ≥1,000 out
21
0 of 10,000+ · 906 total
Longest outage
2d 1h
began March 18, 2015
Rank in state
32nd/46
1699th of 2,484 US

Compared with SC, the US

Aiken County, SC average hours without power per customer compared with state and national averages, 2015Aiken County 1.1 hours, South Carolina average 2.5 hours, US average 2.9 hoursAiken CountyAiken County1.1hSouth Carolina averageSouth Carolina avera…2.5hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Aiken County, SC customer-hours without power by month, 2015Jan 4,433, Feb 3,376, Mar 4,092, Apr 24K, May 9,727, Jun 2,141, Jul 5,076, Aug 9,302, Sep 5,120, Oct 12K, Nov 4,507, Dec 4,824010k20k30k4,433Jan3,376Feb4,092Mar24KApr9,727May2,141Jun5,076Jul9,302Aug5,120Sep12KOct4,507Nov4,824Dec
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Customer-hours; April was the worst month.

Aiken County year over year

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Aiken County, SC: average hours without power per customer by year2015: 1.1h; 2016: 1.1h; 2017: 5.7h; 2018: 4.3h, coverage 99%; 2019: 3.7h, coverage 99%; 2020: 2.1h, coverage 99%; 2021: 2.4h, coverage 99%; 2022: 3.2h, coverage 99%; 2023: 2.6h; 2024: 156.1h; 2025: 3.7h0501001502000%50%100%1.1h20151.1h20165.7h20174.3h20183.7h20192.1h20202.4h20213.2h20222.6h2023156.1h20243.7h2025
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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 South Carolina customers tracked each year.

Biggest outages in Aiken County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 19, 2015 15:15April 20, 2015 18:301d 3h4,49621K
2April 25, 2015 12:15April 25, 2015 18:005h 45m2,564693
3August 6, 2015 01:00August 6, 2015 02:001h2,5271,370
4October 10, 2015 12:00October 11, 2015 02:4514h 45m2,2421,506
5August 5, 2015 16:30August 5, 2015 21:154h 45m2,1312,198
6October 4, 2015 01:45October 5, 2015 06:001d 4h1,7996,451
7July 19, 2015 00:00July 19, 2015 01:451h 45m1,7531,841
8February 10, 2015 17:00February 10, 2015 19:302h 30m1,752530
9August 2, 2015 22:00August 3, 2015 07:159h 15m1,6571,968
10September 11, 2015 16:15September 11, 2015 20:003h 45m1,656448

Outage episodes by size in 2015: 75 reached 100+ customers, 21 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 Aiken 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
Dominion Energy South Carolina, Inc20152.6 hrs1.621.6 hrs1.34
Aiken Electric Coop Inc-----
Mid-Carolina Electric Coop Inc-----

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 South Carolina's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 79,309 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. Aiken County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Aiken County, SC 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/south-carolina/aiken-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON