massoutage

County annual report · FIPS 42005

2017 Armstrong County, PA Power Outage Report

In 2017, customers in Armstrong County, PA went without power for an average of 6.6 hours, a total of 207K customer-hours (Pennsylvania average 3.2 hours). That ranks 22nd worst of 67 Pennsylvania counties and 798th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
6.6
31,334 customers
Customer-hours out
207K
Peak customers out
3,502
Outages ≥1,000 out
12
0 of 10,000+ · 570 total
Longest outage
2d 8h
began May 1, 2017
Rank in state
22nd/67
798th of 2,786 US

Compared with PA, the US and 2016

Armstrong County, PA average hours without power per customer compared with state and national averages, 2017Armstrong County 6.6 hours, Pennsylvania average 3.2 hours, US average 7.4 hours, Armstrong County, 2016 3.9 hoursArmstrong CountyArmstrong County6.6hPennsylvania averagePennsylvania average3.2hUS averageUS average7.4hArmstrong County, 2016Armstrong County, 20…3.9h
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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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Armstrong County, PA customer-hours without power by month, 2017Jan 10K, Feb 23K, Mar 21K, Apr 2,828, May 17K, Jun 14K, Jul 15K, Aug 55K, Sep 8,751, Oct 9,677, Nov 26K, Dec 3,240020k40k60k10KJan23KFeb21KMar2,828Apr17KMay14KJun15KJul55KAug8,751Sep9,677Oct26KNov3,240Dec
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Customer-hours; August was the worst month.

Armstrong County year over year

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Armstrong County, PA: average hours without power per customer by year2015: 3.9h; 2016: 3.9h; 2017: 6.6h; 2018: 12.5h, coverage 95%; 2019: 8.4h, coverage 96%; 2020: 8.3h, coverage 98%; 2021: 6.0h, coverage 98%; 2022: 5.3h, coverage 98%; 2023: 9.5h; 2024: 6.8h; 2025: 42.1h02040600%50%100%3.9h20153.9h20166.6h201712.5h20188.4h20198.3h20206.0h20215.3h20229.5h20236.8h202442.1h2025
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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 Pennsylvania customers tracked each year.

Biggest outages in Armstrong County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 13, 2017 00:30February 14, 2017 17:151d 16h3,50219K
2August 4, 2017 17:45August 6, 2017 22:302d 4h3,24918K
3October 29, 2017 03:30October 30, 2017 03:451d2,7655,399
4June 22, 2017 05:30June 23, 2017 08:301d 3h2,4125,859
5January 23, 2017 21:00January 24, 2017 03:156h 15m2,2356,300
6March 10, 2017 03:30March 11, 2017 21:301d 18h2,14411K
7May 1, 2017 19:15May 4, 2017 03:152d 8h1,7289,425
8November 19, 2017 03:30November 21, 2017 01:301d 22h1,46917K
9July 11, 2017 15:00July 13, 2017 00:301d 9h1,3984,485
10August 19, 2017 18:30August 21, 2017 05:451d 11h1,32624K

Outage episodes by size in 2017: 74 reached 100+ customers, 12 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 Armstrong 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
West Penn Power Company20175.0 hrs1.502.7 hrs1.15
FirstEnergy Pennsylvania Electric Co-----
United Electric Coop, Inc - (PA)-----
Central Electric Coop, Inc - (PA)-----
REA Energy Coop Inc-----

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 Pennsylvania's customers in 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 31,334 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. Armstrong County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Armstrong County, PA 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/pennsylvania/armstrong-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON