| Value | Category | 
|---|---|
| 1 | Piped into dwelling | 
| 2 | Piped to yard/plot | 
| 3 | Public tap/standpipe | 
| 4 | Tube well | 
| 5 | Protected well | 
| 6 | Unprotected well | 
| 7 | Protected spring | 
| 8 | Unprotected spring | 
| 9 | Tanker truck | 
| 10 | Cart with small tank | 
| 11 | Surface water (river/dam/lake/pond/stream/canal/irrigation channel) | 
| 12 | Bottled water | 
| 96 | Other |