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Table. 5.4 Summary of Regional Arsenic Survey by District
Division District Nr of Wells Average Depth Max. As (mg/l) >BGD Std >WHO Guideline
All Deep (m)
Nr % Nr %
Barisal Barguna 32 30 284 0.011 0 0 1 3
Barisal 91 47 166 0.862 28 31 39 43
Bhola 48 45 286 0.239 2 4 2 4
Jhalokhati 33 19 188 0.550 2 6 8 24
Patuakhali 40 37 269 0.017 0 0 3 8
Pirojpur 47 14 96 0.270 8 17 16 34
Chittagong Brahmanbaria 51 0 42 0.735 19 37 24 47
Chandpur 58 4 43 1.086 52 90 53 91
Chittagong 43 7 70 0.344 7 16 14 33
Comilla 110 0 38 0.698 72 65 78 71
Cox’s Bazar 43 7 81 0.070 1 2 2 5
Feni 50 4 49 0.420 17 34 27 54
Laksmipur 34 5 54 0.816 19 56 26 76
Noakhali 48 5 40 0.649 34 71 41 85
Dhaka Dhaka 38 0 58 0.262 14 37 19 50
Faridpur 63 1 44 0.924 41 65 48 76
Rajbari 34 0 40 0.359 8 24 16 47
Gopalganj 40 6 79 0.602 32 80 34 85
Madaripur 36 9 89 0.627 25 69 25 69
Manikganj 47 0 42 0.089 7 15 30 64
Munshiganj 46 0 55 0.529 38 83 42 91
Narayanganj 30 0 48 0.324 7 23 9 30
Shariatpur 49 8 72 0.590 32 65 37 76
Khulna Bagerhat 62 6 46 0.635 37 60 50 81
Chuadanga 34 0 45 0.538 15 44 28 82
Jhenaidah 54 1 53 0.557 14 26 34 63
Jessore 69 1 57 0.355 33 48 49 71
Khulna 76 20 124 0.538 17 22 29 38
Kushtia 47 0 47 1.665 13 28 19 40
Magura 32 0 60 0.216 6 19 12 38
Meherpur 15 0 49 0.483 9 60 14 93
Narail 24 1 62 0.255 10 42 15 63
Satkhira 61 5 59 0.509 41 67 49 80
Rajshahi Natore 43 0 36 0.018 0 0 2 5
Ch.
Nawabganj
45 0 38 0.064 2 4 5 11
Pabna 78 0 35 0.493 13 17 20 26
Rajshahi 78 0 36 0.092 5 6 14 18
Sylhet Habiganj 43 0 56 0.050 0 0 16 37
Maulavibazar 52 0 55 0.254 6 12 19 37
Sunamganj 22 0 128 0.246 5 23 20 91
Sylhet 77 1 60 0.157 14 18 35 45
Total 41 2023 283 1.67 705 35 1024 51
Source: BGS-DPHE, 1999
A-32
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