| Value | Category |
|---|---|
| 10 | PIPED WATER |
| 11 | Piped into residence |
| 12 | Public tap |
| 20 | WELL WATER |
| 21 | Well in residence |
| 22 | Public shallow well |
| 23 | Public trad. well |
| 24 | Public borehole |
| 30 | SURFACE WATER |
| 31 | Spring |
| 32 | River, stream |
| 33 | Pond, lake |
| 41 | Rainwater |
| 51 | Tanker truck |
| 61 | Bottled water |
| 96 | Other |