Missouri permit applications in the
St. Louis District should be mailed to:

US Army Corps of Engineers
St. Louis District
Regulatory Branch
1222 Spruce St.
St. Louis MO 63103-2833

Illinois permit applications in the
St. Louis District should be mailed to (one copy to each):

US Army Corps of Engineers
St. Louis District
Regulatory Branch
1222 Spruce St.
St. Louis MO 63103-2833

Illinois Dept. of Natural Resources
Office of Water Resources
One Natural Resources Way,
2nd Floor
Springfield, Illinois 62702-1271

Illinois Environmental Protection Agency
1021 North Grand Avenue East
Post office Box 19276
Springfield, Illinois 62794-9276