Maximum discharge along the river was observed at the
Kaskaskia River At New Athens
with a streamflow rate of 1,230 cfs.
This is also the deepest point on the Kaskaskia River, with a gauge stage of
68.82 ft.
This river is monitored from 8 different streamgauging stations along the Kaskaskia River, the highest being perched at an elevation of 650 ft, the
Kaskaskia River At Chesterville
.