massoutage

County annual report · FIPS 51069

2015 Frederick County, VA Power Outage Report

In 2015, customers in Frederick County, VA went without power for an average of 0.8 hours, a total of 35K customer-hours (Virginia average 2.7 hours). That ranks 117th worst of 127 Virginia counties and 1889th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
0.8
45,160 customers
Customer-hours out
35K
Peak customers out
3,894
Outages ≥1,000 out
9
0 of 10,000+ · 375 total
Longest outage
20h 15m
began September 21, 2015
Rank in state
117th/127
1889th of 2,484 US

Compared with VA, the US

Frederick County, VA average hours without power per customer compared with state and national averages, 2015Frederick County 0.8 hours, Virginia average 2.7 hours, US average 2.9 hoursFrederick CountyFrederick County0.8hVirginia 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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Frederick County, VA customer-hours without power by month, 2015Jan 682, Feb 1,407, Mar 440, Apr 278, May 911, Jun 1,924, Jul 377, Aug 1,837, Sep 5,989, Oct 6,317, Nov 8,504, Dec 6,17002.5k5k7.5k10k682Jan1,407Feb440Mar278Apr911May1,924Jun377Jul1,837Aug5,989Sep6,317Oct8,504Nov6,170Dec
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Customer-hours; November was the worst month.

Frederick County year over year

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Frederick County, VA: average hours without power per customer by year2015: 0.8h; 2016: 2.7h; 2017: 3.9h; 2018: 3.3h, coverage 96%; 2019: 6.4h, coverage 97%; 2020: 1.2h, coverage 97%; 2021: 2.3h, coverage 97%; 2022: 5.1h, coverage 97%; 2023: 1.6h; 2024: 2.8h; 2025: 2.3h024680%50%100%0.8h20152.7h20163.9h20173.3h20186.4h20191.2h20202.3h20215.1h20221.6h20232.8h20242.3h2025
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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 Virginia customers tracked each year.

Biggest outages in Frederick County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1November 24, 2015 19:15November 24, 2015 19:4530m3,8941,947
2October 27, 2015 18:45October 27, 2015 22:303h 45m3,2964,566
3September 27, 2015 11:00September 27, 2015 15:454h 45m2,4121,681
4December 1, 2015 22:00December 2, 2015 02:454h 45m2,2142,107
5August 31, 2015 21:15August 31, 2015 22:0045m1,396709
6November 8, 2015 10:15November 8, 2015 16:005h 45m1,3342,959
7December 9, 2015 19:15December 9, 2015 20:301h 15m1,0481,307
8November 4, 2015 15:30November 4, 2015 16:301h1,0441,042
9September 26, 2015 04:15September 26, 2015 14:009h 45m1,0262,267
10February 28, 2015 00:45February 28, 2015 15:3014h 45m995768

Outage episodes by size in 2015: 39 reached 100+ customers, 9 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 Frederick County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Rappahannock Electric Coop20152.3 hrs1.331.7 hrs1.24
Shenandoah Valley Elec Coop20152.6 hrs1.602.6 hrs1.60

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 ÷ 45,160 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. Frederick County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Frederick 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/frederick-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON