/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2026-10-07 00:00:00 to 2026-11-07 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
2 BANKURA 1092 28 445 445 0 0 0 0 445 0 445 0 0 0 173 0 115 1
3 BIRBHUM 523 28 148 148 0 0 0 0 148 0 148 0 0 0 148 0 148 0
4 COOCH BEHAR 550 30 147 147 0 0 0 0 147 0 147 0 0 0 0 0 147 2
5 DAKSHIN DINAJPUR 433 15 120 120 0 0 0 0 120 0 120 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
9 JALPAIGURI 425 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
10 JHARGRAM 507 5 13 12 0 0 0 0 13 0 13 0 0 0 0 0 13 0
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 12 95 95 0 0 0 0 95 0 95 0 60 0 40 0 60 0
13 MURSHIDABAD 1256 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
14 NADIA 1070 6 47 47 0 0 0 0 47 0 47 0 47 0 0 0 47 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 8 88 88 12 12 12 0 88 2 88 1 0 0 0 0 88 1
17 PASCHIM MEDINIPUR 954 26 190 190 81 81 81 0 190 11 190 5 0 0 0 0 190 36
18 PURBA BARDDHAMAN 773 23 98 98 2 2 2 0 98 1 98 0 0 0 0 0 0 0
19 PURBA MEDINIPUR 1008 24 222 222 15 15 15 0 222 0 222 0 0 0 0 0 222 3
20 PURULIA 187 3 29 29 0 0 0 0 29 0 29 0 0 0 18 0 18 0
21 SOUTH 24 PARGANAS 1279 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
22 UTTAR DINAJPUR 552 4 7 7 0 0 0 0 7 0 7 0 0 0 0 0 7 0