Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

USGS 01394000 West Branch Rahway River at Millburn NJ

  Stream Site

DESCRIPTION:
Latitude 40°43'54",   Longitude 74°18'27"   NAD83
Essex County, New Jersey, Hydrologic Unit 02030104
Drainage area: 7.10 square miles
Datum of gage: 173.65 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2025-10-23  
 Daily Data
    Gage height, feet  2013-10-01  2025-10-22  8666 
 Peak streamflow 1938-07-23  2023-12-18  41 
 Field measurements 1938-07-23  2023-01-23  51 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2001-06-12  2001-06-12  1 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS New Jersey Water Science Center
Email questions about this site to New Jersey Water Science Center Water-Data Inquiries