/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2026-09-24 00:00:00 to 2026-10-24 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 2 2 2 0 0 0 0 2 0 2 0 0 0 0 0 2 0
2 BANKURA 1092 30 362 362 2 2 2 0 362 0 362 0 0 0 119 0 114 0
3 BIRBHUM 523 18 116 116 4 4 4 0 116 0 116 0 0 0 116 0 116 0
4 COOCH BEHAR 550 37 195 195 8 8 8 0 195 0 195 0 0 0 0 0 179 0
5 DAKSHIN DINAJPUR 433 15 85 85 0 0 0 0 85 0 85 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 2 6 6 0 0 0 0 6 0 6 0 0 0 0 0 6 0
9 JALPAIGURI 425 33 241 241 4 4 4 0 241 0 241 0 0 0 0 0 56 8
10 JHARGRAM 507 15 79 79 0 0 0 0 79 0 79 0 0 0 0 0 79 2
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 9 76 76 0 0 0 0 76 0 76 0 13 0 13 0 13 0
13 MURSHIDABAD 1256 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
14 NADIA 1070 15 189 189 0 0 0 0 189 0 189 0 103 1 0 0 103 0
15 NORTH 24 PARGANAS 1101 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
16 PASCHIM BARDDHAMAN 182 7 37 37 2 2 2 0 37 0 37 0 0 0 0 0 23 1
17 PASCHIM MEDINIPUR 954 26 126 126 21 21 21 0 126 3 126 2 0 0 0 0 113 4
18 PURBA BARDDHAMAN 773 10 53 53 14 15 15 0 53 11 53 11 0 0 0 0 4 0
19 PURBA MEDINIPUR 1008 45 603 603 42 42 42 0 603 0 603 0 0 0 0 0 510 2
20 PURULIA 187 4 38 38 0 0 0 0 38 0 38 0 0 0 35 0 35 0
21 SOUTH 24 PARGANAS 1279 16 111 111 1 1 1 0 111 0 111 0 0 0 0 0 83 0
22 UTTAR DINAJPUR 552 2 11 11 0 0 0 0 11 0 11 0 0 0 0 0 11 2