| Challenge | Frequency | Percentage (163) |
| Poor government attitude towards continuity | 57 | 35 |
| Poor community attitude to project maintenance | 42 | 26 |
| Vandalism | 18 | 11 |
| Poor community leadership | 8 | 5 |
| Poor community mobilization | 7 | 4 |
| Donor attitude to sustainability | 31 | 19 |