| Volumetric Avg. Share as Percentage | ||||
| CODE | Ward | Utility Water | Water Tanker | Bottled Water |
| 1 | MUGUMOINI | 90.17 | 9.56 | 0.27 |
| 2 | NAIROBI WEST | 91.63 | 8.18 | 0.11 |
| 3 | NYAYO HIGHRISE | 91.71 | 8.01 | 0.26 |
| 4 | SOUTH C | 93.00 | 6.78 | 0.22 |
| 5 | KAREN | 90.84 | 8.90 | 0.26 |
| AVG. | 91.47 | 8.28 | 0.25 | |