| Value | Category | 
|---|---|
| 0 | Water - bottle | 
| 1 | Water supply-piped inside-Private | 
| 2 | Water supply-piped-inside-Shared | 
| 3 | Underground water piped-inside-Private | 
| 4 | Underground water piped-inside-Shared | 
| 5 | Water supply-piped | 
| 6 | Public tap or well | 
| 7 | River, stream, waterfall | 
| 8 | Rain water | 
| 9 | Other |