massoutage

County annual report · FIPS 42043

2015 Dauphin County, PA Power Outage Report

In 2015, customers in Dauphin County, PA went without power for an average of 1.2 hours, a total of 209K customer-hours (Pennsylvania average 3.2 hours). That ranks 61st worst of 66 Pennsylvania counties and 1661st of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
1.2
176,757 customers
Customer-hours out
209K
Peak customers out
7,874
Outages ≥1,000 out
39
0 of 10,000+ · 996 total
Longest outage
3d 6h
began July 24, 2015
Rank in state
61st/66
1661st of 2,484 US

Compared with PA, the US

Dauphin County, PA average hours without power per customer compared with state and national averages, 2015Dauphin County 1.2 hours, Pennsylvania average 3.2 hours, US average 2.9 hoursDauphin CountyDauphin County1.2hPennsylvania averagePennsylvania average3.2hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Dauphin County, PA customer-hours without power by month, 2015Jan 5,364, Feb 7,770, Mar 22K, Apr 5,840, May 31K, Jun 65K, Jul 26K, Aug 7,060, Sep 5,035, Oct 12K, Nov 12K, Dec 11K020k40k60k80k5,364Jan7,770Feb22KMar5,840Apr31KMay65KJun26KJul7,060Aug5,035Sep12KOct12KNov11KDec
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Customer-hours; June was the worst month.

Dauphin County year over year

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Dauphin County, PA: average hours without power per customer by year2015: 1.2h; 2016: 1.1h; 2017: 1.5h; 2018: 1.8h, coverage 95%; 2019: 1.4h, coverage 96%; 2020: 1.0h, coverage 98%; 2021: 2.0h, coverage 98%; 2022: 1.3h, coverage 98%; 2023: 1.1h; 2024: 3.7h; 2025: 2.3h012340%50%100%1.2h20151.1h20161.5h20171.8h20181.4h20191.0h20202.0h20211.3h20221.1h20233.7h20242.3h2025
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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 Pennsylvania customers tracked each year.

Biggest outages in Dauphin County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 14, 2015 22:00June 15, 2015 19:1521h 15m7,87417K
2December 9, 2015 21:15December 10, 2015 01:454h 30m4,3426,182
3October 9, 2015 11:45October 9, 2015 13:452h3,440869
4May 31, 2015 21:45June 2, 2015 21:301d 23h3,24825K
5March 3, 2015 10:00March 3, 2015 17:007h3,2277,356
6August 12, 2015 17:00August 12, 2015 18:451h 45m3,104783
7March 15, 2015 13:00March 16, 2015 00:4511h 45m2,9143,512
8May 31, 2015 10:45May 31, 2015 12:001h 15m2,5921,707
9October 15, 2015 15:00October 15, 2015 15:3030m2,566643
10May 10, 2015 21:30May 11, 2015 02:455h 15m2,4605,269

Outage episodes by size in 2015: 121 reached 100+ customers, 39 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 Dauphin 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
PPL Electric Utilities Corp201586 min0.7476 min0.67
Metropolitan Edison Co20152.3 hrs1.242.3 hrs1.24
FirstEnergy Pennsylvania Electric Co-----
Borough of Middletown - (PA)-----
Borough of Royalton - (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 n/a of Pennsylvania's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 176,757 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. Dauphin County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Dauphin County, PA 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/pennsylvania/dauphin-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON