massoutage

County annual report · FIPS 34037

2018 Sussex County, NJ Power Outage Report

In 2018, customers in Sussex County, NJ went without power for an average of 74.7 hours, a total of 3.6M customer-hours (New Jersey average 8.9 hours). That ranks 1st worst of 21 New Jersey counties and 83rd of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
74.7
47,606 customers
Customer-hours out
3.6M
Peak customers out
26,925
Outages ≥1,000 out
35
4 of 10,000+ · 684 total
Longest outage
7d 20h
began March 6, 2018
Rank in state
1st/21
83rd of 2,798 US

Compared with NJ, the US and 2017

Sussex County, NJ average hours without power per customer compared with state and national averages, 2018Sussex County 74.7 hours, New Jersey average 8.9 hours, US average 5.6 hours, Sussex County, 2017 9.5 hoursSussex CountySussex County74.7hNew Jersey averageNew Jersey average8.9hUS averageUS average5.6hSussex County, 2017Sussex County, 20179.5h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

CSVJSON
Sussex County, NJ customer-hours without power by month, 2018Jan 44K, Feb 9,539, Mar 2.3M, Apr 94K, May 874K, Jun 17K, Jul 47K, Aug 50K, Sep 32K, Oct 24K, Nov 27K, Dec 18K01M2M3M44KJan9,539Feb2.3MMar94KApr874KMay17KJun47KJul50KAug32KSep24KOct27KNov18KDec
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Customer-hours; March was the worst month.

Sussex County year over year

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Sussex County, NJ: average hours without power per customer by year2015: 3.7h; 2016: 14.5h; 2017: 9.5h; 2018: 74.7h, coverage 99%; 2019: 49.0h, coverage 98%; 2020: 36.7h, coverage 99%; 2021: 22.5h, coverage 99%; 2022: 11.5h, coverage 99%; 2023: 11.0h; 2024: 24.2h; 2025: 24.6h0204060800%50%100%3.7h201514.5h20169.5h201774.7h201849.0h201936.7h202022.5h202111.5h202211.0h202324.2h202424.6h2025
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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 Sussex 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 2, 2018 13:45March 6, 2018 01:003d 11h26,9251.7M
2May 15, 2018 17:30May 21, 2018 02:455d 9h25,899849K
3March 6, 2018 03:15March 13, 2018 23:307d 20h12,429604K
4November 28, 2018 20:15November 29, 2018 00:154h11,8147,107
5August 29, 2018 13:00August 29, 2018 18:005h8,2862,088
6July 4, 2018 17:15July 5, 2018 02:309h 15m6,8042,334
7August 24, 2018 13:00August 25, 2018 06:0017h5,64012K
8September 18, 2018 17:30September 19, 2018 22:151d 4h4,9146,490
9January 12, 2018 04:15January 14, 2018 23:452d 19h4,09338K
10August 21, 2018 23:15August 22, 2018 21:3022h 15m3,3192,077

Outage episodes by size in 2018: 143 reached 100+ customers, 35 reached 1,000+ customers, 4 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 Sussex 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
Jersey Central Power & Lt Co201821.5 hrs2.172.7 hrs1.36
Rockland Electric Co-----
Sussex Rural Electric 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 99% of New Jersey's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 47,606 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. Sussex County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Sussex 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/sussex-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON