Summary of groundwater charecteristics in selected tubewells of Bangladesh.

 
 
SL. NO.
Type of well
Depth
(m)
pH
Temp
(oC)
Electric Conductivity (ms/cm)
Fe conc.
(mg/l)
As conc.
(mg/l)
 1 Exploration well 193.05 7.1 25.6 500 1.3 25
 2 Exploration well 211.15 7.3 26.2 522 3.8 30
 3 Production well 92.2 7.2 26.1 650 3.7 74
 4 Production well 101 7.4 26.8 610 3.9 94
 5 Hand tube well (old) 18 7.3 26.1 600 4.4 84
 6 Hand tube well (new) 18.25 7.3 26.1 510 0.5 2.8
 7 Hand tube well (old) 21.4 7.4 25.6 550 5.0 180
 8 Hand tube well (new) 38.9 7.1 26.2 500 6.8 170
 9 Hand tube well (old) 20.54 7.3 27.2 550 7.1 160