Update: Power Back on in Water Mill

Update 10:38 a.m. - All power has been restored in Water Mill, LIPA's outage map reports.

Update 9:42 a.m. - The number of outages in Water Mill has been reduced to 126, according to LIPA.

Original:

Long Island Power Authority reports that 850 customers are without power, with electricity estimated to be restored around 10:30 a.m.

A crew has been assigned to the task, according to lipower.org, though the website does not state the cause of the mass outage.

Check back for updates.