Nassau County, NY Power Outage Map: Live Outage Data

Nassau County, NY Power Outage Map: Live Outage Data

There are currently 540 homes and businesses without power in Nassau County, New York. This represents 0.11% of the 482,091 customers we track in the county as of Apr 14, 2025 1:50:21 PM Coordinated Universal Time. Nassau County, New York currently has the most power outages of any state and the 2nd highest ratio of customers out of any county in New York.

Of the 1 utilities we track in Nassau County, New York, PSEG Long Island has the most customers out, with 540 without power. See full list below.

The utility with the largest percentage of customers out is PSEG Long Island, at 0.11% of customers without power.

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Customers Tracked:

482,091

Customers Out:

540

Last Updated:

Apr 14, 2025 1:50:21 PM Coordinated Universal Time

In the Past 72 Hours

Customers Tracked:

482,091

Customers Out:

540

Last Updated:

Apr 14, 2025 1:50:21 PM Coordinated Universal Time


In the past 72 hours, Nassau County, New York has had a peak outage count of 540 and a peak percentage of customers out of 0.11%. The average number of customers out in the state over the last 72 hours is 21. The trend for outages in the state over the last 72 hours is net 489 customers lost power.

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Power Outage Maps by Utility in Nassau County, NY

This table contains the customers out, total customers served, and when the data was last updated for every utility in Nassau County, New York.

ProviderCustomers OutEst. Customers ServedLast Updated