Plum River

The Plum River is a tributary of the Mississippi River, about long, in northwestern Illinois in the United States. It rises in Jo Daviess County and flows generally south-southwestwardly into Carroll County, where it joins the Mississippi at Savanna. Among its several short tributaries are:

• The East Plum River, which rises in Stephenson County and flows southwestwardly into Carroll County, joining the Plum at
• The Muddy Plum River, which flows for its entire length in Jo Daviess County. It joins the Plum River at
• The Middle Fork Plum River joins the Plum River at
• The North Fork Plum River has its confluence with the Plum River at