| value | category |
|---|---|
| 10 | piped water |
| 11 | piped into dwelling |
| 12 | piped to yard/plot |
| 13 | public tap/standpipe |
| 20 | tube well water |
| 21 | tube well or borehole |
| 30 | dug well (open/protected) |
| 31 | protected well |
| 32 | unprotected well |
| 40 | surface water |
| 41 | protected spring |
| 42 | unprotected spring |
| 43 | river/dam/lake/ponds/stream/canal/irirgation channel |
| 51 | rainwater |
| 61 | tanker truck |
| 62 | cart with small tank |
| 71 | bottled water |
| 96 | other |
| 1000000001 | .Z |