1. a) Receiving Water: Waters of the State of Illinois to which wastewater will be discharged.
2. b) Particle Size Analysis: Test for the physical separation of sand and gravel (diameters greater than 62 microns) from silt and clay (diameters less than 62 microns).
3. c) Resuspension Test: Chemical analysis of the constituents of the wastewater from the dredge or fill process; may be either an elutriate or supernatant test.
4. d) Elutriate Test: Resuspension test for mechanically moved dredge or fill material.
5. e) Supernatant Test: Resuspension test for hydraulically moved dredge or fill material.

Definitions for words not included below may be found in Chapter 3: Water Pollution, of the Illinois Pollution Control Board's Rules and Regulations.