| Value | Category |
|---|---|
| 1 | tap |
| 2 | tube well/borehole |
| 3 | well: protected |
| 4 | unprotected |
| 5 | spring: protected |
| 6 | unprotected |
| 7 | rainwater collection |
| 8 | surface water (tank/pond-river, dam, stream, canal, lake, et |
| 9 | others (tanker-truck, cart with small tank or drum, bottled |