| Size (Peak day design capacity, gallons per day) - 10,000 - 50,000 | 2 |
| Water Supply Source - Groundwater | 2 |
| Disinfection - Liquid and powdered hypochlorites | 3 |
| Disinfection - Additional points if hypochlorites are generated on-site | 2 |
| Sludge Treatment - Discharge to on-site pond, septic tank, or lagoon | 2 |