/ Contamination status of PWS Schemes
Contamination status of PWS Schemes as on 2026-01-16 00:00:00 to 2026-02-16 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 80 324 324 133 133 133 0 324 34 324 3 0 0 0 0 324 2
2 BANKURA 1092 84 1647 1647 5 5 5 0 1647 0 1647 0 0 0 886 0 1181 5
3 BIRBHUM 523 90 551 551 13 13 13 0 551 0 551 0 0 0 181 0 316 1
4 COOCH BEHAR 550 140 764 764 14 14 14 0 764 0 764 0 0 0 0 0 764 3
5 DAKSHIN DINAJPUR 433 50 374 374 0 0 0 0 374 0 374 0 0 0 374 15 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 76 579 579 15 15 15 0 579 0 579 0 61 0 0 0 341 3
8 HOWRAH 295 14 82 82 7 7 7 0 82 0 82 0 0 0 0 0 64 0
9 JALPAIGURI 425 22 113 113 0 0 0 0 113 0 113 0 0 0 0 0 113 19
10 JHARGRAM 507 40 329 308 16 16 16 0 329 8 329 1 0 0 0 0 236 4
11 KALIMPONG 233 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
12 MALDAH 455 96 645 645 2 2 2 0 645 0 645 0 559 0 184 0 559 0
13 MURSHIDABAD 1256 11 67 67 0 0 0 0 67 0 67 0 67 5 0 0 51 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 51 458 458 0 0 0 0 458 0 458 0 428 1 0 0 428 10
16 PASCHIM BARDDHAMAN 182 12 110 110 9 9 9 0 110 0 110 0 0 0 0 0 32 0
17 PASCHIM MEDINIPUR 954 50 351 351 106 106 106 0 351 14 351 1 0 0 0 0 348 32
18 PURBA BARDDHAMAN 773 141 1257 1257 157 157 157 0 1257 3 1257 0 69 0 0 0 59 0
19 PURBA MEDINIPUR 1008 160 1552 1552 34 34 34 0 1552 0 1552 0 0 0 0 0 1468 3
20 PURULIA 187 29 332 332 12 12 12 0 332 1 332 0 0 0 188 1 318 2
21 SOUTH 24 PARGANAS 1279 59 951 951 7 7 7 0 951 0 951 0 127 0 35 0 884 0
22 UTTAR DINAJPUR 552 10 50 50 0 0 0 0 50 1 50 0 5 0 42 0 49 3