Raritan Bay at Keansburg (IN MLLW)

The past week

What floods at each level

• 16.73 ft

  (Mean Lower Low Water (MLLW)) The level reached on October 29, 2012 during Post Tropical Cyclone Sandy.

• 10.83 ft

  (MLLW) The level reached on November 25, 1950.

• 10.09 ft

  (MLLW) The level reached on August 28, 2011 during Hurricane Irene.

• 9.94 ft

  (MLLW) The level reached on March 13, 2010.

• 9.19 ft

  (MLLW) The level reached on October 27, 2018.

• 9 ft

  (MLLW) MAJOR FLOODING. At this level, flooding starts to become severe enough to begin causing structural damage along with widespread flooding of roadways in Aberdeen, Keyport, Union Beach, Keansburg and Middletown Township. Vulnerable homes and businesses may be severely damaged or destroyed as water levels rise further above this threshold. Numerous roads become impassable and some neighborhoods may be isolated. The flood waters become a danger to anyone attempting to cross on foot or in a vehicle.

• 8 ft

  (MLLW) MODERATE FLOODING. At this level, widespread flooding of roadways begins due to high water and/or wave action with many roads becoming impassable in Aberdeen, Keyport, Union Beach, Keansburg and Middletown Township. Lives may be at risk when people put themselves in harm's way. Some damage to vulnerable structures may begin to occur. COASTAL FLOOD WARNING LEVEL.

• 7.8 ft

  (MLLW) Flooding begins along sections of NJ Route 35 in Keyport and Hazlet as water backs up into tidal streams in the communities. Flooding begins along sections of NJ Route 36 in Keyport, Hazlet and Middletown Township as water backs up into tidal streams in the communities.

• 7.3 ft

  (MLLW) COASTAL FLOOD ADVISORY LEVEL.

• 7.2 ft

  (MLLW) Flooding begins in Aberdeen, Keyport (along West Front Street), Union Beach, Keansburg and Middletown Township.

• 7 ft

  (MLLW) MINOR FLOODING.

Highest crests on record