massoutage

County annual report · FIPS 36093

2021 Schenectady County, NY Power Outage Report

In 2021, customers in Schenectady County, NY went without power for an average of 1.9 hours, a total of 150K customer-hours (New York average 2.7 hours). That ranks 54th worst of 62 New York counties and 2259th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
1.9
78,627 customers
Customer-hours out
150K
Peak customers out
6,294
Outages ≥1,000 out
21
0 of 10,000+ · 679 total
Longest outage
1d 10h
began June 27, 2021
Rank in state
54th/62
2259th of 2,974 US

Compared with NY, the US and 2020

Schenectady County, NY average hours without power per customer compared with state and national averages, 2021Schenectady County 1.9 hours, New York average 2.7 hours, US average 8.9 hours, Schenectady County, 2020 16.2 hoursSchenectady CountySchenectady County1.9hNew York averageNew York average2.7hUS averageUS average8.9hSchenectady County, 2020Schenectady County, …16.2h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Schenectady County, NY customer-hours without power by month, 2021Jan 1,280, Feb 9,526, Mar 21K, Apr 13K, May 19K, Jun 17K, Jul 12K, Aug 4,323, Sep 6,420, Oct 23K, Nov 12K, Dec 11K010k20k30k1,280Jan9,526Feb21KMar13KApr19KMay17KJun12KJul4,323Aug6,420Sep23KOct12KNov11KDec
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Customer-hours; October was the worst month.

Schenectady County year over year

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Schenectady County, NY: average hours without power per customer by year2015: 2.9h; 2016: 3.0h; 2017: 3.6h; 2018: 4.1h, coverage 98%; 2019: 4.4h, coverage 98%; 2020: 16.2h, coverage 99%; 2021: 1.9h, coverage 99%; 2022: 2.9h, coverage 99%; 2023: 4.6h; 2024: 5.6h; 2025: 3.7h051015200%50%100%2.9h20153.0h20163.6h20174.1h20184.4h201916.2h20201.9h20212.9h20224.6h20235.6h20243.7h2025
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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 Schenectady County, 2021

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1October 13, 2021 11:15October 13, 2021 15:454h 30m6,2947,880
2April 24, 2021 14:30April 25, 2021 10:0019h 30m5,4497,642
3October 27, 2021 11:30October 27, 2021 18:457h 15m4,4225,587
4May 26, 2021 20:00May 27, 2021 16:1520h 15m4,41514K
5June 9, 2021 15:15June 10, 2021 16:151d 1h2,7847,487
6February 5, 2021 14:00February 5, 2021 17:153h 15m2,7072,308
7February 16, 2021 10:00February 17, 2021 06:4520h 45m2,0126,537
8March 29, 2021 09:30March 29, 2021 21:3012h1,8603,546
9June 27, 2021 23:00June 29, 2021 09:301d 10h1,6114,298
10October 11, 2021 00:45October 11, 2021 12:1511h 30m1,6051,867

Outage episodes by size in 2021: 78 reached 100+ customers, 21 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 Schenectady County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Niagara Mohawk Power Corp.20213.7 hrs1.322.2 hrs1.12

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 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 78,627 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. Schenectady County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Schenectady County, NY annual power outage report, 2021, 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/2021/new-york/schenectady-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON