Shoal Creek Near Breese, IL |
Shoal Creek Near Pierron, IL |
Silver Creek Near Freeburg, IL |
Silver Creek Near Troy, IL |
Sinsinawa River Near Menominee, IL |
Skillet Fork At Wayne City, IL |
Skokie River At Lake Forest, IL |
Skokie River Near Highland Park, IL |
South Branch Kishwaukee River At Dekalb, IL |
South Branch Kishwaukee River Near Fairdale, IL |
South Fork Saline River Near Carrier Mills, IL |
South Fork Sangamon River Below Rochester, IL |
South Fork Sangamon River Near Rochester, IL |
Spoon River At London Mills, IL |
Spoon River At Seville, IL |
Spoon River Near St. Joseph, IL |
Spring Brook At 87Th Street Near Naperville, IL |
Spring Creek At Springfield, IL |
St. Joseph Creek At Route 34 At Lisle, IL |
Sugar Creek At Milford, IL |
Sugar Creek Near Bloomington, IL |
Sugar Creek Near Springfield, IL |
Thorn Creek At Glenwood, IL |
Thorn Creek At Thornton, IL |
Tinley Creek Near Palos Park, IL |
Tyler Creek At Elgin, IL |
Vermilion River At Pontiac, IL |
Vermilion River Near Danville, IL |
Vermilion River Near Leonore, IL |
Wabash River At Mt. Carmel, IL |
Waubonsee Creek Near Oswego, IL |
Weller Creek At Des Plaines, IL |
West Branch Du Page River Near Naperville, IL |
West Branch Du Page River Near Warrenville, IL |
West Branch Du Page River Near West Chicago, IL |
West Fork Of North Branch Chicago River At Northbrook Il |
West Okaw River Near Lovington, IL |
Whitley Creek Near Allenville, IL |