Big Muddy River Big Muddy River The Big Muddy River is a river in southern Illinois. It joins the Mississippi River just south of Grand Tower. The Big Muddy has been dammed near Benton, forming Rend Lake. The Big Muddy has a mud bottom for most of its length. The Big Muddy drains a watershed. In 1995, water quality was assessed as "fair" to "good". Pollution sources include agricultural practices, mining and municipalities. The watershed of the Big Muddy was covered by the Illinoian Glacier about 300,000 to 132,000 years before present. The Big Muddy basin formed after the retreat of that glacier.
Muddy Run (Maurice River tributary) Muddy Run (Maurice River tributary) Muddy Run is a tributary of the Maurice River in southwestern New Jersey in the United States. It flows in a generally southeastern direction through southern Gloucester County. Muddy Run (Maurice River) (section) Begins at Palatine Lake and next Travels South East To Cenertion Lake. Then on To Parvin State Park and Parvin Lake. All Are In Salem County Including, The Last Lake in The Muddy Run Chain. is Known As Rainbow Lake. Approximately 3 More Miles South, it Joins into The Maurice River, Where it Also Passes Into Cumberland County at A Place Long