massoutage

County annual report · FIPS 51125

2025 Nelson County, VA Power Outage Report

In 2025, customers in Nelson County, VA went without power for an average of 35.1 hours, a total of 197K customer-hours (Virginia average 8.6 hours). That ranks 20th worst of 131 Virginia counties and 144th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
35.1
5,606 customers
Customer-hours out
197K
Peak customers out
13,224
Outages ≥1,000 out
9
1 of 10,000+ · 529 total
Longest outage
3d 12h
began January 6, 2025
Rank in state
20th/131
144th of 3,000 US

Compared with VA, the US and 2024

Nelson County, VA average hours without power per customer compared with state and national averages, 2025Nelson County 35.1 hours, Virginia average 8.6 hours, US average 5.9 hours, Nelson County, 2024 25.8 hoursNelson CountyNelson County35.1hVirginia averageVirginia average8.6hUS averageUS average5.9hNelson County, 2024Nelson County, 202425.8h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

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Nelson County, VA customer-hours without power by month, 2025Jan 19K, Feb 47K, Mar 3,241, Apr 2,317, May 7,974, Jun 39K, Jul 7,870, Aug 14K, Sep 44K, Oct 656, Nov 3,163, Dec 8,498020k40k60k19KJan47KFeb3,241Mar2,317Apr7,974May39KJun7,870Jul14KAug44KSep656Oct3,163Nov8,498Dec
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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, 2025

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
1September 15, 2025 03:15September 15, 2025 09:005h 45m13,22442K
2June 28, 2025 04:00June 28, 2025 10:156h 15m6,60736K
3August 22, 2025 04:00August 22, 2025 05:001h4,6284,628
4August 22, 2025 08:15August 22, 2025 10:152h4,6289,256
5February 16, 2025 18:30February 18, 2025 23:452d 5h3,25342K
6February 6, 2025 11:45February 7, 2025 02:4515h2,6733,740
7January 6, 2025 10:45January 9, 2025 23:303d 12h1,27217K
8November 11, 2025 06:45November 11, 2025 16:009h 15m1,1371,538
9December 29, 2025 15:45December 30, 2025 01:4510h1,0043,869
10May 30, 2025 23:15May 31, 2025 11:3012h 15m9072,097

Outage episodes by size in 2025: 41 reached 100+ customers, 9 reached 1,000+ customers, 1 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 2025, 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 Co202429.5 hrs2.797.7 hrs2.07
Central Virginia Electric Coop20245.8 hrs2.615.8 hrs2.61
Shenandoah Valley Elec Coop20248.0 hrs2.953.8 hrs2.32
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 2025; 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, 2025, 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/2025/virginia/nelson-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON