Name of the region

Total no of samples

Lead

Arsenic

Zinc

Mercury

Visakha

50

10

16

80

16

Srikakulam

50

02

0

76

0

Vizianagaram

50

02

0

48

0

East Godavari

50

02

0

30

0

West godavari

50

02

0

30

0