(55 ILCS 5/1-1003) (from Ch. 34, par. 1-1003)
    Sec. 1-1003. Jurisdiction over rivers. Each county bounded by either the Mississippi, Ohio or Wabash river, shall have jurisdiction over such river to the extent it is so bounded, which jurisdiction may be exercised concurrently with the contiguous states bounded by such river.
(Source: P.A. 86-962.)