massoutage

County annual report · FIPS 45027

2016 Clarendon County, SC Power Outage Report

In 2016, customers in Clarendon County, SC went without power for an average of 28.4 hours, a total of 506K customer-hours (South Carolina average 13.0 hours). That ranks 14th worst of 46 South Carolina counties and 102nd of 2,391 nationally.

Summary data CSVJSON
Avg hrs / customer
28.4
17,809 customers
Customer-hours out
506K
Peak customers out
6,298
Outages ≥1,000 out
10
0 of 10,000+ · 311 total
Longest outage
6d 21h
began October 8, 2016
Rank in state
14th/46
102nd of 2,391 US

Compared with SC, the US and 2015

Clarendon County, SC average hours without power per customer compared with state and national averages, 2016Clarendon County 28.4 hours, South Carolina average 13.0 hours, US average 3.9 hours, Clarendon County, 2015 3.4 hoursClarendon CountyClarendon County28.4hSouth Carolina averageSouth Carolina avera…13.0hUS averageUS average3.9hClarendon County, 2015Clarendon County, 20…3.4h
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Average hours without power per customer in 2016; last bar is this county in 2015.

Month by month

CSVJSON
Clarendon County, SC customer-hours without power by month, 2016Jan 654, Feb 2,828, Mar 1,016, Apr 1,891, May 3,428, Jun 6,062, Jul 7,817, Aug 4,731, Sep 16K, Oct 458K, Nov 1,834, Dec 9040200k400k600k654Jan2,828Feb1,016Mar1,891Apr3,428May6,062Jun7,817Jul4,731Aug16KSep458KOct1,834Nov904Dec
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Customer-hours; October was the worst month.

Clarendon County year over year

CSVJSON
Clarendon County, SC: average hours without power per customer by year2015: 3.4h; 2016: 28.4h; 2017: 2.6h; 2018: 4.5h, coverage 99%; 2019: 5.9h, coverage 99%; 2020: 2.1h, coverage 99%; 2021: 2.4h, coverage 99%; 2022: 4.1h, coverage 99%; 2023: 4.1h; 2024: 4.1h; 2025: 2.7h01020300%50%100%3.4h201528.4h20162.6h20174.5h20185.9h20192.1h20202.4h20214.1h20224.1h20234.1h20242.7h2025
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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 Clarendon County, 2016

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 8, 2016 05:00October 8, 2016 17:4512h 45m6,29810K
2October 8, 2016 22:30October 15, 2016 20:156d 21h6,285446K
3September 2, 2016 16:45September 4, 2016 21:002d 4h1,76616K
4June 28, 2016 19:00June 29, 2016 00:005h1,5271,559
5August 10, 2016 17:00August 10, 2016 18:451h 45m1,5241,524
6March 3, 2016 10:30March 3, 2016 12:151h 45m1,501377
7July 15, 2016 19:15July 16, 2016 00:305h 15m1,2102,540
8April 21, 2016 18:30April 21, 2016 23:305h1,0891,220
9May 12, 2016 11:15May 12, 2016 14:153h1,0872,459
10July 5, 2016 05:15July 5, 2016 09:003h 45m1,0302,136

Outage episodes by size in 2016: 39 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 Clarendon County reported on EIA Form 861 for 2016, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Progress - (NC)201663.5 hrs3.553.0 hrs1.63
Santee Electric Coop, Inc2016116.0 hrs-3.0 hrs-
Duke Energy-----
Black River Electric Coop, Inc - (SC)-----

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 2016; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 17,809 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. Clarendon County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Clarendon County, SC annual power outage report, 2016, 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/2016/south-carolina/clarendon-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON