| Sl. No. | District | No. of Commissioned PWSS | Residual Chlorine | Total Coliform | E. coli | |||||||||||||||||||
| No. of PWSS tested for RC | % of PWSS tested | Pump House | Distribution Point | No. of PWSS tested for TC | Pump House | Distribution Point | No. of PWSS tested for E. coli | Pump House | Distribution Point | |||||||||||||||
| No. of Samples tested at source | RC=0 | % of Samples without RC | No. of samples tested in Distribution system | RC=0 | % of Samples without RC | No. of Pump House tested | TC > 0 | % of TC present | No. of Distribution Point tested | TC > 0 | % of TC present | No. of Pump House tested | E. coli > 0 | % of E. coli present | No. of Distribution Point tested | E. coli > 0 | % of E. coli present | |||||||
| 1 | ALIPURDUAR | 327 | 53 | 16.21 | 0 | 0 | 0 | 53 | 0 | 0 | 53 | 0 | 0 | 0 | 53 | 0 | 0 | 53 | 0 | 0 | 0 | 53 | 0 | 0 |
| 2 | BANKURA | 1092 | 181 | 16.58 | 0 | 0 | 0 | 181 | 0 | 0 | 181 | 0 | 0 | 0 | 181 | 0 | 0 | 181 | 0 | 0 | 0 | 181 | 0 | 0 |
| 3 | BIRBHUM | 523 | 92 | 17.59 | 0 | 0 | 0 | 92 | 0 | 0 | 92 | 0 | 0 | 0 | 92 | 0 | 0 | 92 | 0 | 0 | 0 | 92 | 0 | 0 |
| 4 | COOCH BEHAR | 550 | 80 | 14.55 | 0 | 0 | 0 | 80 | 0 | 0 | 80 | 0 | 0 | 0 | 80 | 0 | 0 | 80 | 0 | 0 | 0 | 80 | 0 | 0 |
| 5 | DAKSHIN DINAJPUR | 433 | 19 | 4.39 | 0 | 0 | 0 | 19 | 0 | 0 | 19 | 0 | 0 | 0 | 19 | 0 | 0 | 19 | 0 | 0 | 0 | 19 | 0 | 0 |
| 6 | DARJEELING | 576 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 7 | HOOGHLY | 724 | 203 | 28.04 | 0 | 0 | 0 | 203 | 0 | 0 | 203 | 0 | 0 | 0 | 203 | 0 | 0 | 203 | 0 | 0 | 0 | 203 | 0 | 0 |
| 8 | HOWRAH | 295 | 36 | 12.2 | 0 | 0 | 0 | 36 | 0 | 0 | 36 | 0 | 0 | 0 | 36 | 0 | 0 | 20 | 0 | 0 | 0 | 20 | 0 | 0 |
| 9 | JALPAIGURI | 425 | 33 | 7.76 | 0 | 0 | 0 | 33 | 0 | 0 | 33 | 0 | 0 | 0 | 33 | 0 | 0 | 33 | 0 | 0 | 0 | 33 | 0 | 0 |
| 10 | JHARGRAM | 507 | 30 | 5.92 | 0 | 0 | 0 | 30 | 0 | 0 | 30 | 0 | 0 | 0 | 30 | 0 | 0 | 30 | 0 | 0 | 0 | 30 | 0 | 0 |
| 11 | KALIMPONG | 233 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 12 | MALDAH | 455 | 102 | 22.42 | 0 | 0 | 0 | 102 | 0 | 0 | 102 | 0 | 0 | 0 | 102 | 0 | 0 | 76 | 0 | 0 | 0 | 76 | 0 | 0 |
| 13 | MURSHIDABAD | 1256 | 9 | 0.72 | 0 | 0 | 0 | 9 | 0 | 0 | 9 | 0 | 0 | 0 | 9 | 0 | 0 | 9 | 0 | 0 | 0 | 9 | 0 | 0 |
| 14 | NADIA | 1070 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 15 | NORTH 24 PARGANAS | 1101 | 163 | 14.8 | 0 | 0 | 0 | 163 | 0 | 0 | 163 | 0 | 0 | 0 | 163 | 0 | 0 | 163 | 0 | 0 | 0 | 163 | 0 | 0 |
| 16 | PASCHIM BARDDHAMAN | 182 | 15 | 8.24 | 0 | 0 | 0 | 15 | 0 | 0 | 15 | 0 | 0 | 0 | 15 | 0 | 0 | 15 | 0 | 0 | 0 | 15 | 0 | 0 |
| 17 | PASCHIM MEDINIPUR | 954 | 117 | 12.26 | 0 | 0 | 0 | 117 | 0 | 0 | 117 | 0 | 0 | 0 | 117 | 0 | 0 | 117 | 0 | 0 | 0 | 117 | 0 | 0 |
| 18 | PURBA BARDDHAMAN | 773 | 318 | 41.14 | 0 | 0 | 0 | 318 | 0 | 0 | 318 | 0 | 0 | 0 | 318 | 0 | 0 | 318 | 0 | 0 | 0 | 318 | 0 | 0 |
| 19 | PURBA MEDINIPUR | 1008 | 356 | 35.32 | 0 | 0 | 0 | 356 | 0 | 0 | 356 | 0 | 0 | 0 | 356 | 0 | 0 | 356 | 0 | 0 | 0 | 356 | 0 | 0 |
| 20 | PURULIA | 187 | 50 | 26.74 | 0 | 0 | 0 | 50 | 0 | 0 | 50 | 0 | 0 | 0 | 50 | 0 | 0 | 50 | 0 | 0 | 0 | 50 | 0 | 0 |
| 21 | SOUTH 24 PARGANAS | 1279 | 141 | 11.02 | 0 | 0 | 0 | 141 | 0 | 0 | 141 | 0 | 0 | 0 | 141 | 0 | 0 | 141 | 0 | 0 | 0 | 141 | 0 | 0 |
| 22 | UTTAR DINAJPUR | 552 | 3 | 0.54 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 0 |
| Total | 14502 | 2001 | 13.47 | 0 | 0 | 0 | 2001 | 0 | 0 | 2001 | 0 | 0 | 0 | 2001 | 0 | 0 | 1959 | 0 | 0 | 0 | 1959 | 0 | 0 | |