massoutage

County annual report · FIPS 45075

2017 Orangeburg County, SC Power Outage Report

In 2017, customers in Orangeburg County, SC went without power for an average of 1.2 hours, a total of 72K customer-hours (South Carolina average 4.4 hours). That ranks 40th worst of 46 South Carolina counties and 1950th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
1.2
58,624 customers
Customer-hours out
72K
Peak customers out
5,775
Outages ≥1,000 out
4
0 of 10,000+ · 730 total
Longest outage
1d 15h
began September 11, 2017
Rank in state
40th/46
1950th of 2,786 US

Compared with SC, the US and 2016

Orangeburg County, SC average hours without power per customer compared with state and national averages, 2017Orangeburg County 1.2 hours, South Carolina average 4.4 hours, US average 7.4 hours, Orangeburg County, 2016 9.9 hoursOrangeburg CountyOrangeburg County1.2hSouth Carolina averageSouth Carolina avera…4.4hUS averageUS average7.4hOrangeburg County, 2016Orangeburg County, 2…9.9h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

CSVJSON
Orangeburg County, SC customer-hours without power by month, 2017Jan 1,230, Feb 2,836, Mar 450, Apr 5,050, May 6,776, Jun 1,695, Jul 4,346, Aug 4,114, Sep 35K, Oct 4,734, Nov 4,230, Dec 1,568010k20k30k40k1,230Jan2,836Feb450Mar5,050Apr6,776May1,695Jun4,346Jul4,114Aug35KSep4,734Oct4,230Nov1,568Dec
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Customer-hours; September was the worst month.

Orangeburg County year over year

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Orangeburg County, SC: average hours without power per customer by year2015: 0.5h; 2016: 9.9h; 2017: 1.2h; 2018: 1.6h, coverage 99%; 2019: 2.0h, coverage 99%; 2020: 6.7h, coverage 99%; 2021: 2.3h, coverage 99%; 2022: 2.2h, coverage 99%; 2023: 1.7h; 2024: 6.3h; 2025: 1.2h02.557.5100%50%100%0.5h20159.9h20161.2h20171.6h20182.0h20196.7h20202.3h20212.2h20221.7h20236.3h20241.2h2025
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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 Orangeburg County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 9, 2017 14:00February 9, 2017 18:154h 15m5,7752,495
2September 11, 2017 13:00September 13, 2017 04:301d 15h3,46632K
3October 18, 2017 02:00October 18, 2017 02:1515m1,363341
4November 2, 2017 14:15November 2, 2017 20:005h 45m1,3191,162
5June 25, 2017 20:15June 25, 2017 20:3015m858215
6May 5, 2017 01:15May 5, 2017 11:009h 45m7922,653
7May 24, 2017 13:30May 25, 2017 02:0012h 30m7212,252
8September 25, 2017 17:45September 25, 2017 18:3045m683171
9August 10, 2017 22:00August 10, 2017 23:151h 15m633472
10October 23, 2017 21:30October 24, 2017 03:306h600921

Outage episodes by size in 2017: 50 reached 100+ customers, 4 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 Orangeburg County reported on EIA Form 861 for 2017, 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, Inc20175.5 hrs1.8582 min1.14
Aiken Electric Coop Inc20175.6 hrs-2.2 hrs-
Edisto Electric Coop, Inc20173.4 hrs-50 min-
Tri-County Electric Coop, Inc (SC)20175.6 hrs3.432.9 hrs2.34
City of Orangeburg - (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 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 58,624 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. Orangeburg County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Orangeburg County, SC annual power outage report, 2017, 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/2017/south-carolina/orangeburg-county

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