/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2026-09-07 00:00:00 to 2026-10-07 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 25 109 109 74 74 74 0 109 16 109 6 0 0 0 0 108 0
2 BANKURA 1092 92 1837 1837 7 7 7 0 1837 0 1837 0 0 0 1028 0 651 0
3 BIRBHUM 523 81 574 574 19 19 19 0 574 0 574 0 0 0 505 0 453 0
4 COOCH BEHAR 550 109 587 587 19 19 19 0 587 0 587 0 0 0 0 0 569 3
5 DAKSHIN DINAJPUR 433 28 176 176 0 0 0 0 176 0 176 0 0 0 0 0 0 0
6 DARJEELING 576 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
7 HOOGHLY 724 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
8 HOWRAH 295 11 59 59 0 0 0 0 59 0 59 0 0 0 0 0 59 0
9 JALPAIGURI 425 49 323 323 4 4 4 0 323 0 323 0 0 0 0 0 138 26
10 JHARGRAM 507 25 117 105 0 0 0 0 117 2 117 0 0 0 0 0 109 3
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 43 511 511 0 0 0 0 511 0 511 0 184 1 40 0 184 0
13 MURSHIDABAD 1256 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
14 NADIA 1070 29 318 318 0 0 0 0 318 0 318 0 191 1 0 0 191 0
15 NORTH 24 PARGANAS 1101 12 59 56 0 0 0 0 59 0 59 0 55 0 0 0 55 0
16 PASCHIM BARDDHAMAN 182 16 150 150 16 16 16 0 150 5 150 2 0 0 0 0 133 1
17 PASCHIM MEDINIPUR 954 97 604 604 113 113 113 0 604 30 604 7 0 0 0 0 558 30
18 PURBA BARDDHAMAN 773 183 1114 1114 233 235 234 1 1114 85 1114 53 9 0 0 0 405 5
19 PURBA MEDINIPUR 1008 105 1378 1378 84 84 84 0 1378 0 1378 0 0 0 0 0 1242 9
20 PURULIA 187 12 83 83 8 8 8 0 83 0 83 0 0 0 60 0 61 1
21 SOUTH 24 PARGANAS 1279 24 246 246 1 1 1 0 246 0 246 0 1 0 0 0 218 0
22 UTTAR DINAJPUR 552 30 162 162 2 2 2 0 162 6 162 0 0 0 13 0 126 12