massoutage

County annual report · FIPS 36099

2020 Seneca County, NY Power Outage Report

In 2020, customers in Seneca County, NY went without power for an average of 2.6 hours, a total of 45K customer-hours (New York average 10.4 hours). That ranks 46th worst of 62 New York counties and 2021st of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
2.6
17,541 customers
Customer-hours out
45K
Peak customers out
2,461
Outages ≥1,000 out
7
0 of 10,000+ · 240 total
Longest outage
22h 45m
began July 29, 2020
Rank in state
46th/62
2021st of 3,019 US

Compared with NY, the US and 2019

Seneca County, NY average hours without power per customer compared with state and national averages, 2020Seneca County 2.6 hours, New York average 10.4 hours, US average 8.7 hours, Seneca County, 2019 3.6 hoursSeneca CountySeneca County2.6hNew York averageNew York average10.4hUS averageUS average8.7hSeneca County, 2019Seneca County, 20193.6h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Seneca County, NY customer-hours without power by month, 2020Jan 1,995, Feb 5,064, Mar 4,310, Apr 536, May 9,024, Jun 5,672, Jul 5,148, Aug 3,250, Sep 620, Oct 5,518, Nov 2,325, Dec 1,86702.5k5k7.5k10k1,995Jan5,064Feb4,310Mar536Apr9,024May5,672Jun5,148Jul3,250Aug620Sep5,518Oct2,325Nov1,867Dec
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Customer-hours; May was the worst month.

Seneca County year over year

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Seneca County, NY: average hours without power per customer by year2015: 2.8h; 2016: 1.8h; 2017: 5.8h; 2018: 5.5h, coverage 98%; 2019: 3.6h, coverage 98%; 2020: 2.6h, coverage 99%; 2021: 6.1h, coverage 99%; 2022: 3.5h, coverage 99%; 2023: 3.3h; 2024: 12.2h; 2025: 6.1h0510150%50%100%2.8h20151.8h20165.8h20175.5h20183.6h20192.6h20206.1h20213.5h20223.3h202312.2h20246.1h2025
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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 York customers tracked each year.

Biggest outages in Seneca County, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 2, 2020 18:30May 3, 2020 01:457h 15m2,4614,775
2May 15, 2020 20:45May 16, 2020 07:0010h 15m2,0713,997
3March 8, 2020 11:45March 8, 2020 13:452h1,8233,646
4October 31, 2020 09:15October 31, 2020 13:154h1,6253,370
5June 3, 2020 05:45June 3, 2020 14:459h1,468413
6February 16, 2020 14:45February 16, 2020 17:002h 15m1,4433,245
7March 29, 2020 19:15March 29, 2020 19:3015m1,150288
8June 15, 2020 21:00June 16, 2020 03:156h 15m6692,847
9April 27, 2020 17:30April 27, 2020 17:4515m634159
10December 24, 2020 14:15December 24, 2020 15:151h575575

Outage episodes by size in 2020: 46 reached 100+ customers, 7 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 Seneca County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
New York State Elec & Gas Corp20164.5 hrs1.563.6 hrs1.47
AVANGRID-----

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 York's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 17,541 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. Seneca County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Seneca County, NY annual power outage report, 2020, 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/2020/new-york/seneca-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON