massoutage

County annual report · FIPS 51125

2015 Nelson County, VA Power Outage Report

In 2015, customers in Nelson County, VA went without power for an average of 3.9 hours, a total of 22K customer-hours (Virginia average 2.7 hours). That ranks 54th worst of 127 Virginia counties and 729th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
3.9
5,606 customers
Customer-hours out
22K
Peak customers out
536
Outages ≥1,000 out
0
0 of 10,000+ · 140 total
Longest outage
1d 9h
began October 2, 2015
Rank in state
54th/127
729th of 2,484 US

Compared with VA, the US

Nelson County, VA average hours without power per customer compared with state and national averages, 2015Nelson County 3.9 hours, Virginia average 2.7 hours, US average 2.9 hoursNelson CountyNelson County3.9hVirginia averageVirginia average2.7hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Nelson County, VA customer-hours without power by month, 2015Jan 85, Feb 5,635, Mar 32, Apr 535, May 5,568, Jun 2,732, Jul 1,283, Aug 633, Sep 2,452, Oct 1,877, Nov 47, Dec 81002k4k6k85Jan5,635Feb32Mar535Apr5,568May2,732Jun1,283Jul633Aug2,452Sep1,877Oct47Nov810Dec
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Customer-hours; February was the worst month.

Nelson County year over year

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Nelson County, VA: average hours without power per customer by year2015: 3.9h; 2016: 6.7h; 2017: 12.9h; 2018: 46.9h, coverage 96%; 2019: 27.3h, coverage 97%; 2020: 27.9h, coverage 97%; 2021: 16.1h, coverage 97%; 2022: 71.3h, coverage 97%; 2023: 16.1h; 2024: 25.8h; 2025: 35.1h0204060800%50%100%3.9h20156.7h201612.9h201746.9h201827.3h201927.9h202016.1h202171.3h202216.1h202325.8h202435.1h2025
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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 Virginia customers tracked each year.

Biggest outages in Nelson 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 11, 2015 19:30May 12, 2015 20:301d 1h5365,430
2June 25, 2015 11:00June 25, 2015 13:452h 45m4881,263
3September 6, 2015 22:00September 6, 2015 22:3030m375188
4February 21, 2015 13:45February 22, 2015 01:3011h 45m3333,746
5June 26, 2015 01:15June 26, 2015 05:154h33298
6October 29, 2015 07:00October 29, 2015 11:004h279793
7September 4, 2015 14:30September 4, 2015 17:152h 45m230501
8August 10, 2015 20:00August 10, 2015 20:3030m211106
9July 27, 2015 19:30July 28, 2015 05:009h 30m162572
10October 21, 2015 16:15October 21, 2015 19:153h161269

Outage episodes by size in 2015: 13 reached 100+ customers, 0 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 Nelson 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
Appalachian Power Co201511.7 hrs2.417.9 hrs2.21
Central Virginia Electric Coop20158.6 hrs3.215.5 hrs2.82
Shenandoah Valley Elec Coop20152.6 hrs1.602.6 hrs1.60
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 Virginia's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 5,606 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. Nelson County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Nelson County, VA 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/virginia/nelson-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON