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Somerset County Public Safety
Monday May 1st, 2023 :: 10:24 p.m. EDT

Advisory

Flood Warning until 07:00AM Tuesday

* WHAT...Moderate flooding is occurring and minor flooding is forecast.

* WHERE...Millstone River At Blackwells Mills.

* WHEN...Until tomorrow morning.

* IMPACTS...At 6.0 feet, The Griggstown Causeway is closed due to flooding. At 7.0 feet, Several more causeways are closed due to flooding. At 9.0 feet, Flood stage reached with flooding now along River Road in Blackwells Mills and S. River Street in Millstone. Base of Route 533 bridge floods. River Road between Yorktown and Amsterdam is subject to closure. Canal Road near Suydam Road floods. At 10.0 feet, The D&R Canal is flooded by the Millstone River.

* ADDITIONAL DETAILS... - At 9:15 PM EDT Monday the stage was 9.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 4:15 PM EDT Monday was 10.1 feet. - Forecast...The river is expected to fall below flood stage late tonight and continue falling to 2.9 feet early Thursday afternoon. - Flood stage is 9.0 feet. - Flood History...This crest compares to a previous crest of 9.9 feet on 11/20/2003. - http://www.weather.gov/safety/flood

* AFFECTED AREAS: 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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