Region

Sample-1

Sample-2

Sample-3

Average

Sadar

0 mg/L (1000 feet deep supply water sample)

1 mg/L (500 feet deep motor water sample)

2 mg/L (450 feet deep tube well water sample)

1 mg/L

Kabirhat

2 mg/L (60 feet deep tube well water sample)

1 mg/L (70 feet deep tube well water)

4 mg/L (150 feet deep tube well water)

2.33 mg/L

Chatkhil

2 mg/L (35 feet deep tube well water sample)

3 mg/L (256 feet deep tube well water sample)

4 mg/L (800 feet deep tube well water sample)

3 mg/L