| Nakuru study area | Kisumu study area | |||
| With study models | Without study models | With study models | Without study models | |
| Non-revenue water | 14% | 45% - 49% | 6% | 76% - 88% |
| Proportion of water outage | 11% (±2.1) | 61% (±3.3) | 9% (±0.3) | 84% (±4.1) |
| Incidences of network leakage | 17% (±1.1) | 75% (±2.4) | 12% (±0.9) | 79% (±2.6) |
| Compliance with KEBS standards | 98% | 95% | 98% | 92% |
| Compliance with WHO standards | 100% | No records | 98% | No records |