Neshanic River River Levels

Last Updated: March 27, 2026

The Neshanic River is a 37-mile-long tributary of the Raritan River in New Jersey, USA.


Summary

Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Neshanic River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Neshanic River, the highest being situated at an altitude of ft, the .




15-Day Weather Outlook


       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Neshanic River At Reaville Nj
USGS 01398000
40 cfs 3.04 ft 10.08
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Neshanic River is a tributary of the South Branch Raritan River in central New Jersey in the United States. It is 11 miles long.