| Value | Category | 
|---|---|
| 10 | PIPED WATER | 
| 11 | In the house | 
| 12 | In the courtyard | 
| 13 | Of a neighbor | 
| 14 | Along the road | 
| 20 | OPEN WELL WATER | 
| 21 | Well with pump | 
| 22 | Non protected well | 
| 30 | COVERED WELL/BOREHOLE | 
| 31 | Protected without pump | 
| 40 | SURFACE WATER | 
| 41 | River/stream not protected | 
| 42 | Protected source | 
| 51 | Rainwater | 
| 96 | Other | 
| 97 | Not dejure resident |