Impact Performance Overview
| Issue | 2016 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
| Water Quality (%) | 84 | 93 | 93 | 95 | 99 | 93 | 93 |
| Non-Revenue Water(%) | 65 | 63 | 58 | 58 | 55 | 54 | 49 |
| Water Coverage(%) | 23 | 22 | 59 | 62 | 71 | 75 | 83 |
| Hours of Supply(hr./d) | 11 | 12 | 12 | 12 | 19 | 18 | 18 |
| Staff Productivity (No. of staff/1000 conns.) | 16 | 14 | 11 | 10 | 8 | 6 | 5 |
| Revenue Collection Efficiency (%) | 34 | 37 | 40 | 99 | 98 | 103 | 97 |
| Personnel Expenditure as a % of total O+M Cost | 94 | 88 | 89 | 40 | 52 | 53 | 50 |
| O+M cost Coverage(%) | 84 | 102 | 99 | 102 | 108 | 113 | 102 |
| Metering Ratio(%) | 31 | 27 | 33 | 60 | 71 | 86 | 91 |
| Total Score | 22 | 34 | 42 | 67 | 91 | 100 | 115 |
| Ranking by category | 27 | 24 | 29 | 19 | 11 | 10 | 10 |
| Ranking (Out of 88 Utilities) | 79 | 65 | 67 | 42 | 25 | 25 | 18 |
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