Database - United Nations in Bangladesh

Land and Agriculture 21
Table 1.2.26 Arsenic Concentrations (mg/kg) in Soil Samples Collected from Irrigation Canals in Paddy Fields at Srinagar
Location and Date
Srinagar,
Munshiganj
Sampling Date
06/02/2002 As
Canal Samples Distance from Top Layer Bottom Layer
(CS) ID Well (ft) (0-150 mm) (150-300 mm)
CS - 1 210 23.21 10.01
CS - 2 330 18.42 9.17
CS - 3 450 16.31 10.31
CS - 4 100 20.15 6.23
CS - 5 8 45.73 8.85
CS - 6 30 48.77 23.63
CS - 7 135 8.23 8.40
CS - 8 200 12.82 6.41
Concentration of
Irrigation Water
(250-537 ppb)
CS - 9 280 11.31 6.55
CS - 10 100 42.34 8.79
CS - 11 200 34.6 7.98
CS - 12 310 21.33 15.64
Source: Masud (2003)
Table 1.2.27 Arsenic Concentrations (mg/kg) in Soil Samples Collected from Irrigation Canals in Paddy Fields at
Sonargaon
Location and Date
Srinagar,
Munshiganj
Canal Samples Distance from Top Layer Bottom Layer
(CS) ID Well (ft) (0-150 mm) (150-300 mm)
CS - 1 4 14.65 6.54
CS - 2 120 10.3 5.85
CS - 3 200 10.52 9.22
CS - 4 320 10.42 5.35
CS - 5 130 8.21 7.27
Sampling Date
03/03/2002
CS - 6 140 18.54 4.55
CS - 7 290 4.14 4.53
CS - 8 375 4.63 4.11
CS - 9 425 36.77 4.29
CS - 10 605 11.94 6.39
CS - 11 605 28.14 5.92
As Concentration
of Irrigation Water
(83-354 ppb)
CS - 12 510 8.29 27.1
CS - 13 235 13.39 11.6
CS - 14 70 11.48 9.73
CS - 15 460 9.76 8.11
CS - 16 335 46.47 24.84
Source: Masud (2003)