massoutage

County annual report · FIPS 42043

2017 Dauphin County, PA Power Outage Report

In 2017, customers in Dauphin County, PA went without power for an average of 1.5 hours, a total of 264K customer-hours (Pennsylvania average 3.2 hours). That ranks 62nd worst of 67 Pennsylvania counties and 1828th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
1.5
176,757 customers
Customer-hours out
264K
Peak customers out
11,870
Outages ≥1,000 out
30
1 of 10,000+ · 963 total
Longest outage
2d 8h
began October 29, 2017
Rank in state
62nd/67
1828th of 2,786 US

Compared with PA, the US and 2016

Dauphin County, PA average hours without power per customer compared with state and national averages, 2017Dauphin County 1.5 hours, Pennsylvania average 3.2 hours, US average 7.4 hours, Dauphin County, 2016 1.1 hoursDauphin CountyDauphin County1.5hPennsylvania averagePennsylvania average3.2hUS averageUS average7.4hDauphin County, 2016Dauphin County, 20161.1h
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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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Dauphin County, PA customer-hours without power by month, 2017Jan 4,583, Feb 29K, Mar 13K, Apr 7,801, May 7,579, Jun 18K, Jul 18K, Aug 38K, Sep 7,517, Oct 98K, Nov 15K, Dec 6,758025k50k75k100k4,583Jan29KFeb13KMar7,801Apr7,579May18KJun18KJul38KAug7,517Sep98KOct15KNov6,758Dec
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Customer-hours; October was the worst month.

Dauphin County year over year

CSVJSON
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, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 29, 2017 21:45November 1, 2017 06:002d 8h11,87093K
2April 17, 2017 00:15April 17, 2017 00:3015m9,5872,397
3March 15, 2017 13:45March 16, 2017 03:1513h 30m3,3045,216
4August 16, 2017 11:00August 17, 2017 05:0018h2,8885,647
5February 9, 2017 06:00February 10, 2017 15:301d 9h2,4494,547
6November 8, 2017 05:00November 8, 2017 05:1515m2,323581
7August 30, 2017 15:00August 30, 2017 20:005h2,1164,525
8February 10, 2017 17:45February 11, 2017 02:459h1,9842,372
9February 15, 2017 13:30February 15, 2017 18:154h 45m1,980558
10August 28, 2017 13:45August 29, 2017 00:3010h 45m1,964692

Outage episodes by size in 2017: 136 reached 100+ customers, 30 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 Dauphin 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
PPL Electric Utilities Corp20172.3 hrs0.7370 min0.60
Metropolitan Edison Co20173.7 hrs1.512.7 hrs1.29
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 2017; 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, 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/dauphin-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON