massoutage

County annual report · FIPS 36015

2024 Chemung County, NY Power Outage Report

In 2024, customers in Chemung County, NY went without power for an average of 12.4 hours, a total of 565K customer-hours (New York average 4.0 hours). That ranks 22nd worst of 62 New York counties and 768th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
12.4
45,622 customers
Customer-hours out
565K
Peak customers out
15,596
Outages ≥1,000 out
15
1 of 10,000+ · 423 total
Longest outage
3d 2h
began July 15, 2024
Rank in state
22nd/62
768th of 2,990 US

Compared with NY, the US and 2023

Chemung County, NY average hours without power per customer compared with state and national averages, 2024Chemung County 12.4 hours, New York average 4.0 hours, US average 12.6 hours, Chemung County, 2023 3.1 hoursChemung CountyChemung County12.4hNew York averageNew York average4.0hUS averageUS average12.6hChemung County, 2023Chemung County, 20233.1h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Chemung County, NY customer-hours without power by month, 2024Jan 16K, Feb 5,500, Mar 9,533, Apr 7,120, May 10K, Jun 38K, Jul 424K, Aug 7,635, Sep 3,871, Oct 3,308, Nov 24K, Dec 16K0200k400k600k16KJan5,500Feb9,533Mar7,120Apr10KMay38KJun424KJul7,635Aug3,871Sep3,308Oct24KNov16KDec
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Customer-hours; July was the worst month.

Chemung County year over year

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Chemung County, NY: average hours without power per customer by year2015: 1.7h; 2016: 2.9h; 2017: 3.2h; 2018: 3.6h, coverage 98%; 2019: 4.0h, coverage 98%; 2020: 2.7h, coverage 99%; 2021: 2.9h, coverage 99%; 2022: 3.1h, coverage 99%; 2023: 3.1h; 2024: 12.4h; 2025: 4.5h0510150%50%100%1.7h20152.9h20163.2h20173.6h20184.0h20192.7h20202.9h20213.1h20223.1h202312.4h20244.5h2025
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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 Chemung County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 15, 2024 22:15July 19, 2024 01:003d 2h15,596419K
2November 7, 2024 18:30November 7, 2024 21:303h5,2029,999
3June 22, 2024 17:45June 22, 2024 20:302h 45m3,72710K
4June 24, 2024 14:30June 25, 2024 23:451d 9h2,50010K
5June 21, 2024 21:30June 22, 2024 06:459h 15m2,4434,866
6July 28, 2024 10:15July 28, 2024 10:3015m2,251563
7April 12, 2024 14:00April 12, 2024 20:006h2,0832,494
8May 25, 2024 20:30May 26, 2024 05:309h2,072801
9December 18, 2024 23:00December 19, 2024 13:1514h 15m1,9796,858
10November 8, 2024 05:15November 8, 2024 06:0045m1,725783

Outage episodes by size in 2024: 83 reached 100+ customers, 15 reached 1,000+ customers, 1 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 Chemung County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
FirstEnergy Pennsylvania Electric Co20246.7 hrs1.853.7 hrs1.49
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 n/a of New York's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 45,622 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. Chemung County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Chemung County, NY annual power outage report, 2024, 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/2024/new-york/chemung-county

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