massoutage

County annual report · FIPS 42019

2022 Butler County, PA Power Outage Report

In 2022, customers in Butler County, PA went without power for an average of 4.4 hours, a total of 403K customer-hours (Pennsylvania average 3.7 hours). That ranks 37th worst of 67 Pennsylvania counties and 1546th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
4.4
91,173 customers
Customer-hours out
403K
Peak customers out
11,336
Outages ≥1,000 out
29
1 of 10,000+ · 805 total
Longest outage
3d 3h
began February 3, 2022
Rank in state
37th/67
1546th of 2,976 US

Compared with PA, the US and 2021

Butler County, PA average hours without power per customer compared with state and national averages, 2022Butler County 4.4 hours, Pennsylvania average 3.7 hours, US average 8.3 hours, Butler County, 2021 4.2 hoursButler CountyButler County4.4hPennsylvania averagePennsylvania average3.7hUS averageUS average8.3hButler County, 2021Butler County, 20214.2h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Butler County, PA customer-hours without power by month, 2022Jan 4,423, Feb 31K, Mar 34K, Apr 30K, May 31K, Jun 99K, Jul 28K, Aug 33K, Sep 29K, Oct 9,998, Nov 16K, Dec 59K025k50k75k100k4,423Jan31KFeb34KMar30KApr31KMay99KJun28KJul33KAug29KSep9,998Oct16KNov59KDec
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Customer-hours; June was the worst month.

Butler County year over year

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Butler County, PA: average hours without power per customer by year2015: 2.6h; 2016: 1.9h; 2017: 3.7h; 2018: 21.4h, coverage 95%; 2019: 5.0h, coverage 96%; 2020: 5.6h, coverage 98%; 2021: 4.2h, coverage 98%; 2022: 4.4h, coverage 98%; 2023: 9.9h; 2024: 6.8h; 2025: 7.5h01020300%50%100%2.6h20151.9h20163.7h201721.4h20185.0h20195.6h20204.2h20214.4h20229.9h20236.8h20247.5h2025
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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 Butler County, 2022

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
1June 8, 2022 19:00June 9, 2022 01:306h 30m11,33637K
2March 7, 2022 13:00March 9, 2022 04:001d 15h5,55823K
3December 23, 2022 05:15December 25, 2022 20:302d 15h4,06627K
4May 21, 2022 21:30May 23, 2022 20:301d 23h4,05720K
5December 4, 2022 12:15December 4, 2022 19:157h3,26220K
6April 11, 2022 11:30April 11, 2022 20:008h 30m3,13017K
7July 7, 2022 02:30July 7, 2022 15:0012h 30m2,7396,602
8June 15, 2022 00:00June 15, 2022 06:306h 30m2,2461,149
9October 13, 2022 09:45October 13, 2022 19:159h 30m2,1912,007
10November 17, 2022 19:45November 17, 2022 21:452h2,182897

Outage episodes by size in 2022: 136 reached 100+ customers, 29 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 Butler County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
West Penn Power Company20226.3 hrs1.472.7 hrs1.07
Pennsylvania Power Co20224.3 hrs1.172.1 hrs0.95
FirstEnergy Pennsylvania Electric Co-----
Central Electric Coop, Inc - (PA)-----
Borough of Zelienople - (PA)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 98% of Pennsylvania's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 91,173 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. Butler County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Butler County, PA annual power outage report, 2022, 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/2022/pennsylvania/butler-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON