1. Wastewater Treatment Plant Overview Adapted from May 2009 presentation UIUC Researchers: Poust, Somers, Poole

2. Activated Sludge Treatment Process Flow Diagram (1) Return Activated Sludge Grit Tanks Aerobic Activated Sludge Tank Filter Screens Waste Activated Sludge To Advanced Treatment Thickener Storage Tank Filtrate Landfill, Land Application, or other disposal

3. Activated Sludge Treatment Process Flow Diagram (2) Chlorine Contact Nitrification Tower Chlorine Contact Effluent Receiving Body Disk Filters

4. Filter Screens

5. Grit Tanks

6. Biological Treatment

7. Nitrification Tower

8. Disk Filter

9. Solids Handling

10. Chlorine Contact