Raritan River at Manville, Somerset County NJ (MNVN4)
Gage Location: Somerset County, New JerseySite Location: Somerset County, New Jersey
Latitude: 40.555Longitude: -74.584Elevation: 20.61 ft. MSLDrainage Area: 490 Sq. Mi.
Minor Stage: 14 ft. Moderate Stage: 17 ft.Major Stage: 20 ft.
First Flood: 1903-10-10Last Flood: 2014-05-01 Crest: 20.25 ft.Datum change: 1923-08-15Number of Floods: 125

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MonthNumber
of
Floods
After
Datum
Number
of
Floods
Total
Cumulative
Total
After
Datum
Cumulative
Total
January15171517
February11132630
March16184248
April12125460
May445864
June556369
July666975
August887783
September888591
October679198
November1111102109
December1616118125

Seasonal Totals
Winter (Dec-Jan-Feb)46
Spring (Mar-Apr-May)34
Summer (Jun-Jul-Aug)19
Fall (Sep-Oct-Nov)26