MAWASCO operates in three sub counties namely Malindi, Magarini and parts of Kilifi north sub-counties.
Customer base summary
- Active water connections – 24,486
- Total Registered customers – 34,614
- Water coverage – 77%
- Percentage % Active Accounts 71%
| KPI | 2013 | 2014 | 2015 | 2016 | 2017/2018 | 2018/2019 |
| NRW | 25% | 29% | 30% | 27% | 31% | 28% |
| Water coverage | 89% | 85% | 83% | 79% | 79% | 70% |
| Hour of supply (#) | 22 | 24 | 22 | 22 | 21 | 23 |
| Staff productivity (#) | 5 | 7 | 6 | 8 | 9 | 9 |
| Revenue Collection efficiency | 97% | 92% | 92% | 96% | 101% | 103% |
| O&M cost coverage | 101% | 98% | 102% | 82% | 82% | 97% |
| Metering ratio | 100% | 100% | 91% | 100% | 100% | 92% |