/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2026-08-10 00:00:00 to 2026-09-10 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 48 197 197 107 107 107 0 197 12 197 4 0 0 0 0 196 0
2 BANKURA 1092 79 1486 1486 6 6 6 0 1486 0 1486 0 0 0 805 0 677 1
3 BIRBHUM 523 74 507 507 15 15 15 0 507 4 507 0 0 0 318 0 370 3
4 COOCH BEHAR 550 161 711 711 15 15 15 0 711 1 711 0 0 0 0 0 630 11
5 DAKSHIN DINAJPUR 433 49 454 454 0 0 0 0 454 0 454 0 0 0 114 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 28 185 185 2 2 2 0 185 0 185 0 77 0 0 0 185 0
9 JALPAIGURI 425 23 170 170 4 4 4 0 170 0 170 0 0 0 0 0 36 0
10 JHARGRAM 507 19 99 91 0 0 0 0 99 0 99 0 0 0 0 0 84 1
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 110 1025 1025 22 22 22 0 1025 1 1025 0 675 0 164 0 675 1
13 MURSHIDABAD 1256 3 11 11 0 0 0 0 11 0 11 0 11 0 0 0 0 0
14 NADIA 1070 34 401 401 0 0 0 0 401 0 401 0 225 0 0 0 225 1
15 NORTH 24 PARGANAS 1101 46 305 305 0 0 0 0 305 0 305 0 261 0 0 0 261 12
16 PASCHIM BARDDHAMAN 182 11 131 131 8 8 8 0 131 2 131 0 0 0 0 0 118 3
17 PASCHIM MEDINIPUR 954 67 483 483 156 156 156 0 483 39 483 9 0 0 0 0 448 40
18 PURBA BARDDHAMAN 773 100 517 517 118 118 118 0 517 48 517 20 16 0 0 0 408 10
19 PURBA MEDINIPUR 1008 77 772 772 35 35 35 0 772 0 772 0 0 0 0 0 756 5
20 PURULIA 187 28 212 212 9 9 9 0 212 0 212 0 0 0 183 0 195 0
21 SOUTH 24 PARGANAS 1279 30 283 283 0 0 0 0 283 0 283 0 0 0 0 0 204 0
22 UTTAR DINAJPUR 552 26 131 131 1 1 1 0 131 12 131 3 8 0 3 0 84 6