massoutage

County annual report · FIPS 45049

2015 Hampton County, SC Power Outage Report

In 2015, customers in Hampton County, SC went without power for an average of 2.4 hours, a total of 22K customer-hours (South Carolina average 2.5 hours). That ranks 19th worst of 46 South Carolina counties and 1077th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
2.4
8,886 customers
Customer-hours out
22K
Peak customers out
1,188
Outages ≥1,000 out
5
0 of 10,000+ · 393 total
Longest outage
11h 45m
began May 1, 2015
Rank in state
19th/46
1077th of 2,484 US

Compared with SC, the US

Hampton County, SC average hours without power per customer compared with state and national averages, 2015Hampton County 2.4 hours, South Carolina average 2.5 hours, US average 2.9 hoursHampton CountyHampton County2.4hSouth 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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Hampton County, SC customer-hours without power by month, 2015Jan 3,093, Feb 716, Mar 3,200, Apr 2,775, May 2,701, Jun 1,590, Jul 1,442, Aug 2,577, Sep 2,322, Oct 476, Nov 453, Dec 30001k2k3k4k3,093Jan716Feb3,200Mar2,775Apr2,701May1,590Jun1,442Jul2,577Aug2,322Sep476Oct453Nov300Dec
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Customer-hours; March was the worst month.

Hampton County year over year

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Hampton County, SC: average hours without power per customer by year2015: 2.4h; 2016: 42.4h; 2017: 9.0h; 2018: 4.4h, coverage 99%; 2019: 4.8h, coverage 99%; 2020: 12.4h, coverage 99%; 2021: 2.0h, coverage 99%; 2022: 3.5h, coverage 99%; 2023: 5.0h; 2024: 67.7h; 2025: 3.0h0204060800%50%100%2.4h201542.4h20169.0h20174.4h20184.8h201912.4h20202.0h20213.5h20225.0h202367.7h20243.0h2025
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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 Hampton 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
1May 20, 2015 21:30May 20, 2015 22:1545m1,188891
2August 7, 2015 00:30August 7, 2015 03:453h 15m1,1871,006
3January 8, 2015 03:45January 8, 2015 06:453h1,1742,645
4June 9, 2015 21:30June 10, 2015 05:308h1,037352
5April 22, 2015 17:30April 22, 2015 21:153h 45m1,034263
6November 12, 2015 18:00November 12, 2015 18:4545m845226
7March 14, 2015 09:00March 14, 2015 14:155h 15m8432,856
8September 5, 2015 20:30September 6, 2015 04:007h 30m8422,153
9August 22, 2015 21:00August 23, 2015 06:159h 15m4671,192
10April 19, 2015 20:45April 20, 2015 05:008h 15m423922

Outage episodes by size in 2015: 21 reached 100+ customers, 5 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 Hampton 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
Dominion Energy South Carolina, Inc20152.6 hrs1.621.6 hrs1.34
Edisto Electric Coop, Inc20151.6 hrs-69 min-
Palmetto Electric Coop Inc201558 min0.9043 min0.66

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 ÷ 8,886 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. Hampton County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Hampton 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/hampton-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON