massoutage

County annual report · FIPS 45071

2022 Newberry County, SC Power Outage Report

In 2022, customers in Newberry County, SC went without power for an average of 12.8 hours, a total of 299K customer-hours (South Carolina average 4.4 hours). That ranks 5th worst of 46 South Carolina counties and 531st of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
12.8
23,376 customers
Customer-hours out
299K
Peak customers out
9,725
Outages ≥1,000 out
7
0 of 10,000+ · 401 total
Longest outage
8d 4h
began December 23, 2022
Rank in state
5th/46
531st of 2,976 US

Compared with SC, the US and 2021

Newberry County, SC average hours without power per customer compared with state and national averages, 2022Newberry County 12.8 hours, South Carolina average 4.4 hours, US average 8.3 hours, Newberry County, 2021 2.4 hoursNewberry CountyNewberry County12.8hSouth Carolina averageSouth Carolina avera…4.4hUS averageUS average8.3hNewberry County, 2021Newberry County, 20212.4h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Newberry County, SC customer-hours without power by month, 2022Jan 144K, Feb 89, Mar 1,632, Apr 116, May 17K, Jun 17K, Jul 14K, Aug 37K, Sep 13K, Oct 8,154, Nov 33K, Dec 14K050k100k150k144KJan89Feb1,632Mar116Apr17KMay17KJun14KJul37KAug13KSep8,154Oct33KNov14KDec
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Customer-hours; January was the worst month.

Newberry County year over year

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Newberry County, SC: average hours without power per customer by year2015: 1.5h; 2016: 0.5h; 2017: 1.7h; 2018: 1.8h, coverage 99%; 2019: 2.0h, coverage 99%; 2020: 3.4h, coverage 99%; 2021: 2.4h, coverage 99%; 2022: 12.8h, coverage 99%; 2023: 13.3h; 2024: 91.6h; 2025: 7.3h02550751000%50%100%1.5h20150.5h20161.7h20171.8h20182.0h20193.4h20202.4h202112.8h202213.3h202391.6h20247.3h2025
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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 Newberry County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 23, 2022 22:00May 24, 2022 20:3022h 30m9,7255,483
2January 16, 2022 11:30January 18, 2022 09:151d 21h6,657123K
3January 3, 2022 09:00January 4, 2022 04:0019h5,59717K
4November 24, 2022 08:45November 28, 2022 06:003d 21h3,11915K
5December 23, 2022 08:45December 31, 2022 13:008d 4h1,79512K
6May 6, 2022 21:45May 7, 2022 09:1511h 30m1,6334,144
7October 15, 2022 12:00October 17, 2022 15:152d 3h1,2171,820
8July 2, 2022 15:15July 4, 2022 17:302d 2h9494,406
9December 16, 2022 15:00December 16, 2022 16:301h 30m818206
10May 26, 2022 23:00May 27, 2022 16:3017h 30m7181,902

Outage episodes by size in 2022: 61 reached 100+ customers, 7 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 Newberry County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Duke Energy Carolinas, LLC20227.1 hrs1.933.1 hrs1.35
Dominion Energy South Carolina, Inc20223.9 hrs1.9378 min1.07
Laurens Electric Coop, Inc20224.3 hrs1.871.6 hrs1.07
Mid-Carolina Electric Coop Inc20223.0 hrs2.502.0 hrs2.09
Newberry Electric Coop, Inc20212.6 hrs-2.6 hrs-
Broad River Electric Coop, Inc-----
City of Newberry - (SC)-----
Town of Prosperity - (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 99% of South Carolina's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 23,376 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. Newberry County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Newberry County, SC annual power outage report, 2022, 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/2022/south-carolina/newberry-county

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