massoutage

County annual report · FIPS 37077

2017 Granville County, NC Power Outage Report

In 2017, customers in Granville County, NC went without power for an average of 8.6 hours, a total of 55K customer-hours (North Carolina average 10.0 hours). That ranks 37th worst of 94 North Carolina counties and 623rd of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
8.6
6,395 customers
Customer-hours out
55K
Peak customers out
1,251
Outages ≥1,000 out
7
0 of 10,000+ · 462 total
Longest outage
18h
began May 11, 2017
Rank in state
37th/94
623rd of 2,786 US

Compared with NC, the US and 2016

Granville County, NC average hours without power per customer compared with state and national averages, 2017Granville County 8.6 hours, North Carolina average 10.0 hours, US average 7.4 hours, Granville County, 2016 27.6 hoursGranville CountyGranville County8.6hNorth Carolina averageNorth Carolina avera…10.0hUS averageUS average7.4hGranville County, 2016Granville County, 20…27.6h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

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Granville County, NC customer-hours without power by month, 2017Jan 13K, Feb 2,215, Mar 2,738, Apr 6,542, May 5,442, Jun 12K, Jul 7,072, Aug 1,310, Sep 1,841, Oct 1,501, Nov 264, Dec 72205k10k15k13KJan2,215Feb2,738Mar6,542Apr5,442May12KJun7,072Jul1,310Aug1,841Sep1,501Oct264Nov722Dec
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Customer-hours; January was the worst month.

Granville County year over year

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Granville County, NC: average hours without power per customer by year2015: 22.2h; 2016: 27.6h; 2017: 8.6h; 2018: 75.9h, coverage 82%; 2019: 18.8h, coverage 90%; 2020: 19.6h, coverage 91%; 2021: 61.2h, coverage 92%; 2022: 52.0h, coverage 92%; 2023: 24.2h; 2024: 24.2h; 2025: 20.6h0204060800%50%100%22.2h201527.6h20168.6h201775.9h201818.8h201919.6h202061.2h202152.0h202224.2h202324.2h202420.6h2025
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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 North Carolina customers tracked each year.

Biggest outages in Granville County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 9, 2017 08:45January 9, 2017 21:0012h 15m1,2516,860
2January 17, 2017 19:45January 17, 2017 21:151h 30m1,1681,361
3February 6, 2017 18:00February 6, 2017 19:301h 30m1,167911
4July 17, 2017 16:15July 17, 2017 22:156h1,1153,521
5June 6, 2017 00:45June 6, 2017 07:006h 15m1,0975,105
6April 25, 2017 09:15April 25, 2017 11:152h1,0811,083
7July 12, 2017 23:30July 13, 2017 02:303h1,0462,024
8May 25, 2017 19:15May 25, 2017 23:154h9491,428
9April 30, 2017 01:15April 30, 2017 03:001h 45m9221,494
10January 26, 2017 17:00January 26, 2017 22:305h 30m9161,736

Outage episodes by size in 2017: 41 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 Granville 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
Duke Energy Progress - (NC)20173.2 hrs1.522.7 hrs1.47
Duke Energy Carolinas, LLC20178.8 hrs1.523.1 hrs1.11
Mecklenburg Electric Cooperative20173.2 hrs1.942.8 hrs1.85
Piedmont Electric Member Corp20171.8 hrs1.141.8 hrs1.14
Wake Electric Membership Corp201787 min1.4773 min1.30
Virginia Electric & Power Co-----

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 North Carolina's customers in 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 6,395 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. Granville County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Granville County, NC 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/north-carolina/granville-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON