| Size (Peak day design capacity, gallons per day) - 10,000 - 50,000 | 2 |
| Water Supply Source - Groundwater | 2 |
| Pretreatment - Add-heat system to heat raw water | 2 |
| Adjustment and Corrosion Control - pH adjustment | 3 |
| Adjustment and Corrosion Control - Limestone or calcite contactor | 2 |
| Filtration - Cartridge or bag filters - staged, multiple units | 4 |
| Filtration - Membrane filtration | 8 |
| Disinfection - Liquid and powdered hypochlorites | 3 |
| Disinfection - Ultraviolet light | 2 |
| Storage - Tank capacity less than 50,000 gallons | 1 |