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Somerset County Public Safety
Sunday August 22nd, 2021 :: 03:39 p.m. EDT

Advisory

Flood Warning until 06:00PM

At 338 PM EDT, gauge reports indicated flooding continuing in Somerset County, with the North Branch Raritan River in minor flood at South Branch and the Millstone River in major flood at Griggstown. Several road closures remain. Never drive across flooded roadways! For Millstone River at Blackwells Mills: At 3:15pm the stage was 7.85 feet. Flood Stage is 9 feet. For Millstone River at Griggstown: At 3:30pm the stage was 15.36 feet. Flood Stage is 10 feet. For North Branch Raritan River at South Branch: At 3:00pm the stage was 8.33 feet. Flood Stage is 8 feet. For Millstone River at Millstone: At 3:30pm the stage was 7.78 feet. Flood Stage is 10 feet.

* AFFECTED AREAS: SOMERSET, NJ

Instructions:

Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

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:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Flood Warning

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