505 ILCS 140/2
When used in this Act:
"Department" means the Department of Agriculture of the State of Illinois.
"Local Watershed Organization" means and includes soil conservation districts, subdistricts of soil conservation districts, river conservancy districts, drainage districts, counties and other local governmental agencies of the state of Illinois.
"Watershed Works of Improvement" or "Works of Improvement" means and includes farm terraces, diversion terraces, grassed waterways, gully control and grade stabilization structures, farm ponds, flood detention reservoirs and such other soil and water management practices as meet the technical standards of the Soil Conservation Service of the United States Department of Agriculture.
"Approved Watershed" means any watershed which has been approved by the Governor of Illinois and the United States Department of Agriculture as qualifying for assistance under the Watershed Protection and Flood Prevention Act of 1954 enacted by the Congress of the United States.
505 ILCS 140/2