Ramapo River River Levels

Last Updated: February 12, 2026

The Ramapo River is a tributary of the Pompton River, located in northeastern New Jersey.


Summary

Total streamflow across the Ramapo River was last observed at 130 cfs, and is expected to yield approximately 257 acre-ft of water today; about 21% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 607 cfs, with recent peaks last observed on 2011-08-29 when daily discharge volume was observed at 37,320 cfs.

Maximum discharge along the river is currently at the Ramapo River At Ramapo Ny reporting a streamflow rate of 1,250 cfs. However, the streamgauge with the highest stage along the river is the Ramapo River At Pompton Lakes Nj with a gauge stage of 7.01 ft. This river is monitored from 4 different streamgauging stations along the Ramapo River, the highest being situated at an altitude of 300 ft, the Ramapo River At Ramapo Ny.




15-Day Weather Outlook


River Details

Last Updated 2026-02-11
Discharge Volume 257 ACRE-FT
Streamflow 129.8 cfs
0.0 cfs (0.0%)
Percent of Normal 21.37%
Maximum 37,320.0 cfs
2011-08-29
Seasonal Avg 607 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Ramapo River At Ramapo Ny
USGS 01387400
1250 cfs 1.94 ft 1785.37
Ramapo River At Suffern Ny
USGS 01387420
129 cfs 2.81 ft 137.13
Ramapo River Near Mahwah Nj
USGS 01387500
57 cfs 2.79 ft 0
Ramapo River At Pompton Lakes Nj
USGS 01388000
73 cfs 7.01 ft 0
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Ramapo River is a tributary of the Pompton River, approximately 30 mi (48 km) long, in southern New York and northern New Jersey in the United States.