/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2026-01-06 00:00:00 to 2026-02-06 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 87 327 327 114 114 114 0 327 35 327 3 0 0 0 0 327 2
2 BANKURA 1092 103 1929 1929 5 5 5 0 1929 0 1929 0 0 0 1073 0 1175 17
3 BIRBHUM 523 108 673 673 9 9 9 0 673 0 673 0 0 0 248 0 415 4
4 COOCH BEHAR 550 189 974 974 10 10 10 0 974 0 974 0 0 0 0 0 974 4
5 DAKSHIN DINAJPUR 433 56 517 517 0 0 0 0 517 0 517 0 0 0 517 8 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 81 570 570 32 32 32 0 570 2 570 0 49 0 0 0 302 4
8 HOWRAH 295 10 49 49 5 5 5 0 49 0 49 0 4 0 0 0 41 0
9 JALPAIGURI 425 34 204 204 3 3 3 0 204 0 204 0 0 0 0 0 204 15
10 JHARGRAM 507 50 389 386 23 23 23 0 389 6 389 1 0 0 0 0 292 3
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 119 1311 1311 4 4 4 0 1311 0 1311 0 937 0 224 0 937 1
13 MURSHIDABAD 1256 13 89 89 1 1 1 0 89 0 89 0 89 5 0 0 70 5
14 NADIA 1070 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
15 NORTH 24 PARGANAS 1101 99 874 874 1 1 1 0 874 0 874 0 844 2 0 0 844 22
16 PASCHIM BARDDHAMAN 182 26 297 296 16 16 16 0 297 1 297 1 0 0 0 0 181 0
17 PASCHIM MEDINIPUR 954 67 472 472 114 114 114 0 472 18 472 3 0 0 0 0 464 29
18 PURBA BARDDHAMAN 773 187 1728 1728 245 245 245 0 1728 8 1728 0 87 0 0 0 42 0
19 PURBA MEDINIPUR 1008 175 1978 1978 53 53 53 0 1978 0 1978 0 0 0 0 0 1918 4
20 PURULIA 187 31 371 371 24 24 24 0 371 1 371 0 0 0 241 1 353 3
21 SOUTH 24 PARGANAS 1279 62 1140 1140 0 0 0 0 1140 0 1140 0 110 0 24 0 1029 0
22 UTTAR DINAJPUR 552 14 54 54 0 0 0 0 54 1 54 0 0 0 46 0 54 8