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

The Mullica River is a 50-mile-long river that runs through southern New Jersey's Pine Barrens region. It has a rich history, having been an important transportation route for Native Americans and early settlers. Today, it is used for various recreational activities, including kayaking, fishing, and hiking. The river's hydrology is heavily influenced by the surrounding wetlands, which provide habitat for many species of plants and animals. There are several reservoirs and dams along the river, including the Oswego Lake Dam and the Atsion Lake Dam. These structures are used to manage the river's flow and provide water for nearby communities. The Mullica River also plays an important role in agriculture, with many farms relying on its water for irrigation purposes.