Location

Tap water

Bole hole

Bottle water

Sachet water

Conc. (µg/l)

C.F

Conc. (µg/l)

C.F

Conc. (µg/l)

C.F

Conc. (µg/l)

C.F

Shomolu

Bariga

Yaba

2.60

2.10

1.80

<1.0

<1.0

<1.0

4.24

3.91

4.02

<1.0

<1.0

<1.0

0.32

0.53

0.45

<1.0

<1.0

<1.0

2.25

2.02

1.58

<1.0

<1.0

<1.0