massoutage

County annual report · FIPS 36111

2015 Ulster County, NY Power Outage Report

In 2015, customers in Ulster County, NY went without power for an average of 6.4 hours, a total of 577K customer-hours (New York average 1.6 hours). That ranks 7th worst of 62 New York counties and 420th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
6.4
89,470 customers
Customer-hours out
577K
Peak customers out
9,553
Outages ≥1,000 out
50
0 of 10,000+ · 793 total
Longest outage
3d 17h
began August 20, 2015
Rank in state
7th/62
420th of 2,484 US

Compared with NY, the US

Ulster County, NY average hours without power per customer compared with state and national averages, 2015Ulster County 6.4 hours, New York average 1.6 hours, US average 2.9 hoursUlster CountyUlster County6.4hNew York averageNew York average1.6hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Ulster County, NY customer-hours without power by month, 2015Jan 22K, Feb 19K, Mar 49K, Apr 34K, May 46K, Jun 109K, Jul 53K, Aug 44K, Sep 46K, Oct 50K, Nov 68K, Dec 36K050k100k150k22KJan19KFeb49KMar34KApr46KMay109KJun53KJul44KAug46KSep50KOct68KNov36KDec
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Customer-hours; June was the worst month.

Ulster County year over year

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Ulster County, NY: average hours without power per customer by year2015: 6.4h; 2016: 7.8h; 2017: 13.3h; 2018: 24.2h, coverage 98%; 2019: 10.9h, coverage 98%; 2020: 14.6h, coverage 99%; 2021: 14.1h, coverage 99%; 2022: 39.9h, coverage 99%; 2023: 12.5h; 2024: 11.4h; 2025: 10.7h0102030400%50%100%6.4h20157.8h201613.3h201724.2h201810.9h201914.6h202014.1h202139.9h202212.5h202311.4h202410.7h2025
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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 Ulster County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 15, 2015 12:00December 16, 2015 09:0021h9,55317K
2February 10, 2015 18:00February 10, 2015 19:451h 45m5,5801,437
3November 12, 2015 20:30November 14, 2015 20:001d 23h5,12327K
4March 17, 2015 11:45March 18, 2015 18:001d 6h4,62736K
5June 24, 2015 12:00June 24, 2015 18:456h 45m4,0241,779
6February 16, 2015 05:15February 16, 2015 19:3014h 15m3,6636,481
7October 28, 2015 18:00October 31, 2015 00:002d 6h3,47230K
8June 12, 2015 21:00June 15, 2015 06:152d 9h3,41758K
9May 12, 2015 18:45May 13, 2015 10:4516h3,0286,196
10November 10, 2015 10:45November 11, 2015 08:0021h 15m2,8488,670

Outage episodes by size in 2015: 204 reached 100+ customers, 50 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 Ulster County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
New York State Elec & Gas Corp20152.7 hrs1.292.5 hrs1.26
Central Hudson Gas & Elec Corp20152.9 hrs1.382.9 hrs1.38
AVANGRID-----
Orange & Rockland Utils 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 n/a of New York's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 89,470 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. Ulster County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Ulster County, NY annual power outage report, 2015, 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/2015/new-york/ulster-county

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