/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2025-02-24 00:00:00 to 2025-03-24 23:59:59
Sl. No. District PWSS Schemes PWSS
Samples
Tested		 Contamination Status
Free Residual Chlorine Bacteriological Chemical
Total Tested RC
Tested		 RC
not
found		 RC
<0.2 >1		 RC
<0.2		 RC >1 TC Tested E. coli Tested Arsenic tested Fluoride tested Iron tested
Total Present Total Present Total >0.01
mg/l		 Total >1.5
mg/l		 Total >1.0
mg/l
1 ALIPURDUAR 327 49 273 273 141 141 141 0 273 21 273 2 0 0 0 0 273 0
2 BANKURA 1092 137 2188 2183 14 15 15 0 2188 0 2188 0 0 0 1263 0 1555 26
3 BIRBHUM 523 105 831 831 33 34 34 0 831 1 831 0 0 0 313 0 266 0
4 COOCH BEHAR 550 121 676 676 13 13 13 0 676 0 676 0 0 0 0 0 676 12
5 DAKSHIN DINAJPUR 433 59 551 551 2 2 2 0 551 1 551 0 0 0 546 16 0 0
6 DARJEELING 576 14 66 66 0 0 0 0 66 0 66 0 0 0 0 0 66 5
7 HOOGHLY 724 211 1863 1863 158 158 158 0 1863 27 1863 5 265 0 0 0 1698 54
8 HOWRAH 295 88 672 672 44 44 44 0 672 15 672 3 222 0 0 0 434 13
9 JALPAIGURI 425 40 166 166 10 12 12 0 166 0 166 0 0 0 0 0 166 15
10 JHARGRAM 507 93 739 739 28 28 28 0 739 8 739 1 0 0 0 0 651 4
11 KALIMPONG 233 18 134 134 0 0 0 0 134 0 134 0 0 0 0 0 134 0
12 MALDAH 455 127 1989 1989 136 136 136 0 1989 5 1989 0 1334 4 346 0 1334 23
13 MURSHIDABAD 1256 141 1096 1096 64 66 66 0 1096 4 1096 2 1003 47 0 0 1003 48
14 NADIA 1070 134 1986 1976 26 57 57 0 1986 0 1986 0 1192 208 0 0 1192 59
15 NORTH 24 PARGANAS 1101 146 1770 1770 7 8 8 0 1770 9 1770 1 1741 16 0 0 1741 92
16 PASCHIM BARDDHAMAN 182 34 422 422 29 29 29 0 422 8 422 1 0 0 0 0 392 3
17 PASCHIM MEDINIPUR 954 165 1180 1180 132 136 136 0 1180 63 1180 17 0 0 0 0 1172 24
18 PURBA BARDDHAMAN 773 226 2448 2448 588 589 589 0 2448 39 2448 19 347 2 0 0 2316 50
19 PURBA MEDINIPUR 1008 188 1822 1822 71 71 71 0 1822 0 1822 0 0 0 0 0 1792 8
20 PURULIA 187 45 550 550 37 37 37 0 550 1 550 1 0 0 429 2 498 4
21 SOUTH 24 PARGANAS 1279 134 1611 1611 55 56 56 0 1611 13 1611 3 378 0 153 0 1233 0
22 UTTAR DINAJPUR 552 46 233 233 0 0 0 0 233 0 233 0 12 0 209 0 91 11