| Rank | Criteria | Rank description |
| 1 | High level of ground dumping, highly dense build up area, increased tendency to source water from hand-dug wells | High |
| 2 | Moderate ground dumping, moderate to high density build up area, low to moderate tendency for households to source water from wells | Moderate |
| 3 | No or low dumping on ground, less dense build up area, low tendency of households to source water from hand-dug wells | Low |