70 ILCS 3405/16
The board of trustees of any surface water protection district has the power: to adopt and enforce ordinances for the necessary protection from surface water damage; to acquire real and personal property, rights of way and privileges either within or without its corporate limits that may be required for its corporate purposes; and to acquire or construct structures necessary to exercise the powers herein conferred and to dispose of such property and structures when no longer needed.
In acquiring any property, right of way or privilege therein, the board of trustees may exercise the power of eminent domain in the manner provided in the Eminent Domain Act .
When, in making any improvement, it is necessary to enter upon any public property or property held for public use, the board of trustees may acquire the necessary right of way over or through such property in the manner herein provided for the acquisition of private property, but the public use of such property shall not be unnecessarily interrupted or interfered with and it shall be restored to its former usefulness as soon as possible.
70 ILCS 3405/16