/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2025-10-03 00:00:00 to 2025-11-03 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 63 173 173 52 52 52 0 173 12 173 0 0 0 0 0 173 3
2 BANKURA 1092 108 1692 1692 1 1 1 0 1692 0 1692 0 0 0 1044 0 957 5
3 BIRBHUM 523 86 665 665 1 1 1 0 665 1 665 0 0 0 409 0 612 6
4 COOCH BEHAR 550 190 840 840 9 9 9 0 840 0 840 0 0 0 0 0 840 0
5 DAKSHIN DINAJPUR 433 32 275 275 3 3 3 0 275 2 275 0 0 0 275 4 0 0
6 DARJEELING 576 7 17 17 0 0 0 0 17 0 17 0 0 0 0 0 17 0
7 HOOGHLY 724 83 608 608 2 2 2 0 608 0 608 0 60 0 0 0 476 4
8 HOWRAH 295 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
9 JALPAIGURI 425 20 118 118 0 0 0 0 118 0 118 0 0 0 0 0 118 0
10 JHARGRAM 507 23 95 95 0 0 0 0 95 0 95 0 0 0 0 0 95 2
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 136 1662 1662 21 21 21 0 1662 0 1662 0 1191 0 311 0 1191 2
13 MURSHIDABAD 1256 32 132 132 2 2 2 0 132 0 132 0 123 14 0 0 93 3
14 NADIA 1070 73 1012 1012 0 0 0 0 1012 0 1012 0 617 82 0 0 617 2
15 NORTH 24 PARGANAS 1101 109 1177 1174 0 0 0 0 1177 1 1177 0 1114 6 0 0 1114 34
16 PASCHIM BARDDHAMAN 182 36 353 353 14 14 14 0 353 7 353 2 0 0 0 0 312 1
17 PASCHIM MEDINIPUR 954 58 429 429 46 48 48 0 429 17 429 5 0 0 0 0 422 17
18 PURBA BARDDHAMAN 773 201 1512 1512 142 142 142 0 1512 32 1512 16 293 0 0 0 743 12
19 PURBA MEDINIPUR 1008 134 1271 1271 0 0 0 0 1271 0 1271 0 0 0 0 0 1269 0
20 PURULIA 187 35 415 415 19 19 19 0 415 0 415 0 0 0 261 1 386 7
21 SOUTH 24 PARGANAS 1279 40 685 685 0 0 0 0 685 0 685 0 9 0 0 0 685 0
22 UTTAR DINAJPUR 552 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0