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Somerset County Public Safety
Thursday September 2nd, 2021 :: 10:01 p.m. EDT

Advisory

Flood Warning until 06:03PM Friday

The Flood Warning continues for the Raritan River At Manville.

* Until Friday evening.

* At 9:15 PM EDT Thursday the stage was 22.4 feet.

* Flood stage is 14.0 feet.

* Major flooding is occurring and major flooding is forecast. This approaches the flood of record.

* Recent Activity...The maximum river stage in the 24 hours ending at 9:15 PM EDT Thursday was 27.7 feet.

* Forecast...The river is expected to fall below flood stage early tomorrow afternoon and continue falling to 6.4 feet Sunday evening.

* Impact...At 11.0 feet, At this level, inundation begins in Dukes Park in Manville.

* Impact...At 12.0 feet, Cautionary/Action stage is reached. Roads and trails flood within Dukes Park.

* Impact...At 13.0 feet, Southside Avenue in Somerville floods.

* Impact...At 15.0 feet, Dukes Parkway begins to flood in Hillsborough.

* Impact...At 16.0 feet, Lincoln Avenue in the Lost Valley section of Manville floods.

* Impact...At 17.0 feet, Street and roadway flooding increases across the Manville area. The Van Veghten Bridge and Main Street in Manville are flooded as well as 5th Street in Somerville. The amount of flooding can vary from event to event and can be affected by the amount of water in the Millstone.

* Impact...At 18.0 feet, East Dukes Parkway and several bridges in Manville are flooded. Roads throughout the area are closed due to high water. The amount of flooding can vary from event to event and can be affected by the amount of water in the Millstone.

* Impact...At 19.0 feet, South Bridge Street in Somerville is closed. The amount of flooding can vary from event to event and can be affected by the amount of water in the Millstone.

* Impact...At 20.0 feet, Flooding becomes widespread across Manville. Flooding expands between Dukes Parkway and Brooks Blvd. The amount of flooding can vary from event to event and can be affected by the amount of water in the Millstone.

* Flood History...This crest compares to a previous crest of 22.4 feet on 10/20/1996.

* AFFECTED AREAS: MIDDLESEX, NJ ... SOMERSET, NJ

Address/Location
Somerset County Public Safety
20 Grove St
Somerville, NJ 08876

Contact
Emergency: 9-1-1
Non-emergencies: 908-231-7140

Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Observed - Determined to have occurred or to be ongoing
Category:
Meteorological (inc. flood)
Event:
Flood Warning

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