Maximum discharge along the river was observed at the Great Miami River Below Miamisburg Oh with a streamflow rate of 5,170 cfs. However, the deepest point on the river is located at the Great Miami River At Hamilton Oh reporting a gauge stage of 62.78 ft. This river is monitored from 11 different streamgauging stations along the Great Miami River, the highest being perched at an elevation of 978 ft, the Great Miami River Bl Indian Lake At Russells Pt Oh.