Name of the region

Total no. of samples

Lead

Arsenic

Zinc

Mercury

Visakha

50

20

40

80

10

Srikakulam

50

04

0

40

0

Vizianagaram

50

04

0

50

0

East Godavari

50

02

0

30

0

West Godavari

50

02

0

30

0

Vendors

50

40

30

80

02