| Value | Category |
|---|---|
| 11 | piped water |
| 21 | water from open well or borehole |
| 31 | water from covered well or borehole |
| 41 | spring - protected |
| 42 | spring - unprotected |
| 51 | surface water (river/dam/lake/pond/stream/canal/irrigation c |
| 61 | rainwater |
| 71 | tanker truck |
| 81 | bottled/sachet water |
| 96 | other |
| 99 |