massoutage

County annual report · FIPS 34023

2018 Middlesex County, NJ Power Outage Report

In 2018, customers in Middlesex County, NJ went without power for an average of 3.2 hours, a total of 1.3M customer-hours (New Jersey average 8.9 hours). That ranks 20th worst of 21 New Jersey counties and 1461st of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
3.2
406,721 customers
Customer-hours out
1.3M
Peak customers out
26,861
Outages ≥1,000 out
114
2 of 10,000+ · 442 total
Longest outage
13d 1h
began February 20, 2018
Rank in state
20th/21
1461st of 2,798 US

Compared with NJ, the US and 2017

Middlesex County, NJ average hours without power per customer compared with state and national averages, 2018Middlesex County 3.2 hours, New Jersey average 8.9 hours, US average 5.6 hours, Middlesex County, 2017 1.5 hoursMiddlesex CountyMiddlesex County3.2hNew Jersey averageNew Jersey average8.9hUS averageUS average5.6hMiddlesex County, 2017Middlesex County, 20…1.5h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

CSVJSON
Middlesex County, NJ customer-hours without power by month, 2018Jan 87K, Feb 31K, Mar 625K, Apr 104K, May 67K, Jun 40K, Jul 120K, Aug 59K, Sep 63K, Oct 31K, Nov 35K, Dec 24K0200k400k600k800k87KJan31KFeb625KMar104KApr67KMay40KJun120KJul59KAug63KSep31KOct35KNov24KDec
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Customer-hours; March was the worst month.

Middlesex County year over year

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Middlesex County, NJ: average hours without power per customer by year2015: 1.0h; 2016: 2.8h; 2017: 1.5h; 2018: 3.2h, coverage 99%; 2019: 2.2h, coverage 98%; 2020: 9.1h, coverage 99%; 2021: 1.6h, coverage 99%; 2022: 0.9h, coverage 99%; 2023: 1.2h; 2024: 1.8h; 2025: 3.1h02.557.5100%50%100%1.0h20152.8h20161.5h20173.2h20182.2h20199.1h20201.6h20210.9h20221.2h20231.8h20243.1h2025
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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 New Jersey customers tracked each year.

Biggest outages in Middlesex County, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 6, 2018 03:15March 17, 2018 05:3011d 2h26,861572K
2February 14, 2018 10:15February 14, 2018 23:4513h 30m12,9544,143
3April 12, 2018 20:00April 18, 2018 04:155d 8h9,59668K
4October 30, 2018 11:45October 31, 2018 10:3022h 45m8,0942,280
5May 23, 2018 11:30May 24, 2018 03:1515h 45m7,9992,203
6May 19, 2018 06:30May 19, 2018 06:4515m7,9731,993
7April 10, 2018 09:45April 12, 2018 11:302d 1h7,86514K
8January 15, 2018 08:15January 15, 2018 22:3014h 15m7,3423,353
9February 20, 2018 23:30March 6, 2018 01:0013d 1h7,16346K
10April 4, 2018 13:15April 7, 2018 03:302d 14h7,0108,131

Outage episodes by size in 2018: 192 reached 100+ customers, 114 reached 1,000+ customers, 2 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 Middlesex County reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Public Service Elec & Gas Co20183.0 hrs1.0855 min0.79
Jersey Central Power & Lt Co201821.5 hrs2.172.7 hrs1.36
Borough of Milltown - (NJ)-----
Borough of South River - (NJ)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 99% of New Jersey's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 406,721 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. Middlesex County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Middlesex County, NJ annual power outage report, 2018, 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/2018/new-jersey/middlesex-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON