| Piped into dwelling | Piped to yard/plot | Public tap/standpipe | Tube well or borehole | Other sources | ||||||
| n1 | % Slum | n2 | % Slum | n3 | % Slum | n4 | % Slum | n5 | % Slum | |
| Delhi | 8801 | 26.52% | 605 | 39.01% | 1830 | 81.09% | 796 | 54.65% | 1179 | 25.78% |
| Kolkata | 2022 | 25.91% | 2169 | 48.96% | 3094 | 67.74 & | 1464 | 32.45% | 216 | 84.72% |
| Mumbai | 5336 | 41.96% | 1471 | 90.21% | 453 | 90.51% | 6 | 100.00% | 3 | 100.00% |
| Hyderabad | 3175 | 44.16% | 3809 | 37.28% | 806 | 62.90% | 22 | 11.00% | 144 | 86.81% |
| Chennai | 552 | 16.85% | 991 | 31.18% | 1847 | 70.76% | 292 | 44.52% | 1529 | 40.35% |
| P-value | P = 0.000 | P = 0.000 | P = 0.000 | P = 0.000 | P = 0.000 | |||||