Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Ponaganset River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Ponaganset River, the highest being situated at an altitude of ft, the .
The Ponaganset River is a river in the U.S. state of Rhode Island. It flows approximately 12.5 miles (20.1 km). There are three dams along the river's length.