Sullivan County power outages

New York outage history from 2015 to 2023, with the largest outages and a backup battery estimate.

Sullivan County, New York had 71 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 3.78 times the US outage time per person and 6.13 times the New York rate. It ranks 2 of 61 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

7.9major outages per year
9 of 9years with a major outage
124 hrslongest major outage
Mar, Mayhardest months

March and May made up 51% of this county's outage time. The largest outage on record began Mar 2, 2018, reached 30,056 customers, and left at least 200 customers out for 83.0 hours.

Outage time per resident, rated New York counties
MostLeast

Outage impact by year

Customer-hours without power. 1,000 customers out for 2 hours is 2,000 customer-hours.

0
1M
2M
3M
4M
2015'152016'162017'172018'182019'192020'202021'212022'222023'23
Show yearly numbers
YearCustomer-hoursReported outagesMajor outages
2015450,8401026
2016325,068869
2017355,8281084
20183,269,1581329
2019433,9031187
2020720,25210710
2021393,44016613
2022353,3681334
2023384,7051479

When outages hit

Share of this county's customer-hours by month.

0%
10%
20%
30%
40%
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start dateHoursPeak customersCustomer-hours
Mar 2, 201883.030,0561,457,779
May 15, 2018124.020,1891,074,526
Mar 6, 201894.810,813463,696
Aug 4, 202093.212,651371,066
Nov 1, 201946.812,119136,193

Hours measure how long at least 200 customers in the county were out. Most customers get power back sooner.

Size your backup battery

Start with what you would keep running. Wattages are typical averages, so check your own appliances.

1,700 Whof battery capacity, allowing for about 15% conversion loss

If anyone relies on medical equipment, plan that with their provider. Run portable fuel generators outdoors only, at least 20 feet from doors, windows and vents. See the outage checklist.

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How to read this

  • A major outage lasted at least 8 hours and reached customers equal to at least 1% of county residents.
  • Records cover outages of at least 200 customers in a county. They do not show what happened on your street.
  • Utilities that do not report can make a county look better than it is. Data ends in 2023. Read the full method.