Section 55 ILCS 5/5-1104 - Removal of obstructions from streams, lakes, ponds, and other water courses-stream maintenanceThe county boards of the several counties in this State which have adopted by ordinance a Storm Water Management Plan may, in their respective counties:
(1) Cause the removal of, in such manner as they may direct, the driftwood and other obstructions from streams, lakes, ponds, natural and other water courses or from the channel, the banks, or within 10 feet inland from the top of the banks thereof;(2) Provide that streams and other water courses that have been cleared of debris and obstructions will be maintained so that the flow of water will not be further impeded by causing: (A) The regular removal of accumulations of rocks, boulders, construction materials, beaver dams, dead or diseased trees, logs, branches, twigs, refuse, wastes, and debris of any kind from the channel, the banks, or within 10 feet inland from the top of the banks of any streams, lakes, ponds, or water courses;(B) The regular removal of accumulations of rocks, boulders, construction materials, beaver dams, dead or diseased trees, logs, branches, twigs, vegetation, refuse, wastes, and debris of any kind from the openings of bridges, culverts, sewer outfalls or any other man-made obstruction; and(C) The regular removal of accumulations of sediment by dredging or other means;(3) Provide for any inspection or survey required to clear or maintain any streams, lakes, ponds, or water courses; and(4) For all of these purposes, after notice in writing to the owner at least 30 days prior thereto, enter upon the lands, streams, lakes, ponds, or waters of any such person, but subject to responsibility for all damages which shall be occasioned thereby.