Bergen County Mosquito Control will be performing an early morning ULV Truck Spray in Dumont on Thursday, July 20, 2023 between the hours of 3:30 am - 6:00 am.  Please keep your windows closed during these times.  In the event that it rains, the spray will be postponed to Saturday, July 22, 2023.  Linked below are fact sheets on the materials being used.