Size (Peak day design capacity, gallons per day) - 100,001 - 500,000 | 9 |
Pretreatment - Influent pumping | 2 |
Pretreatment - Flow equalization basin | 1 |
Pretreatment - Fine screens, including microscreens | 3 |
Secondary Treatment - Activated sludge: Sequencing batch reactor (SBR), intermittent cycle extended aeration system (ICEAS), or other batch treatment method | 20 |
Advanced Waste Treatment - Granular media filtration | 8 |
Sludge Thickening and Dewatering - Belt filter press, plate-and-frame press, or vacuum filter | 8 |
Solids Disposal - Off-site disposal | 1 |
Disinfection - Ultraviolet light | 3 |
Effluent Discharge - Plant pumping of effluent | 2 |