RAMAPO RIVER

RIVER LEVELS
June 12, 2025


Total streamflow across the Ramapo River was last observed at 920 cfs, and is expected to yield approximately 1,825 acre-ft of water today; about 175% of normal. River levels are high. Average streamflow for this time of year is 526 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 Pompton Lakes Nj reporting a streamflow rate of 329 cfs. This is also the highest stage along the Ramapo River, with a gauge stage of 7.89 ft at this location. 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.

Last Updated 2025-06-12
Discharge Volume 1,825 ACRE-FT
Streamflow 920.0 cfs
-284.0 cfs (-23.59%)
Percent of Normal 175.03%
Maximum 37,320.0 cfs
2011-08-29
Seasonal Avg 526 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
179 cfs 2.66 ft -20.44
Ramapo River At Suffern Ny
USGS 01387420
189 cfs 3.37 ft -23.79
Ramapo River Near Mahwah Nj
USGS 01387500
223 cfs 3.89 ft -26.4
Ramapo River At Pompton Lakes Nj
USGS 01388000
329 cfs 7.89 ft -23.13
Seasonal Discharge Comparison
Maximum Streamflow Discharge

Weather Forecast

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.