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Bulletin of the National Research Centre

Table 8 Concentration of trace elements in the sediment samples collected from the coastal belt of Kerala

From: Estimation of pollution indices and hazard evaluation from trace elements concentration in coastal sediments of Kerala, Southwest Coast of India

Sampling station

As (ppb)

Cd (ppb)

Cu (ppb)

Cr (ppm)

Mn (ppm)

Zn (ppm)

Ni (ppb)

Pb (ppb)

Ti (ppb)

Fe (ppm)

Bekal

5.20

0.08

13.10

0.06

1.76

0.25

18.60

16.80

0.13

16.10

Muzhappilangad

1.80

0.13

11.20

0.11

0.58

0.26

16.60

4.70

0.11

16.87

Kappad

5.70

0.11

12.40

0.17

1.33

0.16

15.40

30.30

0.27

45.18

Padinjarekkara

4.50

0.16

14.50

0.12

1.25

0.12

12.30

24.60

0.23

41.38

Akalad

1.90

0.21

6.10

0.04

1.01

0.09

7.30

9.90

0.09

18.42

Cherai

1.10

0.07

5.20

0.03

0.20

0.10

5.20

10.40

1.36

5.05

Mararikulam

2.40

0.10

7.70

0.14

0.73

0.10

6.70

35.80

0.27

18.36

Alappuzha

6.30

0.17

15.40

0.40

1.80

0.19

15.50

95.50

0.61

60.19

Thottapalli

46.50

0.16

24.80

0.57

3.78

3.39

32.50

49.90

2.89

203.58

Alappad

9.10

0.12

8.50

0.13

0.92

0.24

10.50

27.50

0.90

34.37

Parayakadavu

20.20

0.27

29.30

0.56

3.51

0.78

35.70

70.60

2.93

201.22

Chavara

43.50

0.19

30.80

0.31

1.83

0.46

30.20

24.10

1.02

122.19

Neendakara

33.50

0.18

33.40

0.27

4.20

0.54

34.70

64.50

1.21

248.62

Thangassery

30.40

0.16

25.40

0.21

3.33

0.71

28.30

56.50

1.06

195.70

Kollam

102.8

0.08

15.60

0.09

1.64

0.26

17.20

30.50

0.20

64.80

Mayyanad

6.40

0.27

19.60

0.11

2.32

0.29

23.00

19.80

0.47

34.70

Shankumukham

0.06

0.08

6.20

0.06

0.12

0.21

3.40

5.20

0.54

7.82

Kovalam

171.4

0.08

14.30

0.11

1.30

0.30

14.20

9.20

0.51

75.95

Mean

27.83

0.15

16.31

0.19

1.76

0.47

18.18

32.54

0.82

78.36

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