(65 ILCS 5/11-111.1-1) (from Ch. 24, par. 11-111.1-1)
    Sec. 11-111.1-1. The corporate authorities may remove or cause the removal in such manner as they may direct, the driftwood and other obstructions from natural and other water courses causing flooding of any part of the corporate area whether such obstructions are located inside or outside the corporate limits, and for that purpose, after written notice to the owner at least 10 days prior thereto, may enter upon the lands or waters of any person, but subject to responsibility for all damages which shall be occasioned thereby.
(Source: Laws 1961, p. 2616.)