Table 1 Concentration of polyaromatic hydrocarbons (PAHs) and TPH (Total Petroleum Hydrocarbons) concentration of the mud samples collected from both surface and 10–80 cm depth.

From: Mud volcanoes and the presence of PAHs

PAHs

PAHs concentration (µg/kg)

 

Surface

−10 cm

−20 cm

−40 cm

−80 cm

Naphthalene

0.87

0.48

0.30

0.29

0.93

Fluorene

0.82

0.63

0.39

0.36

0.40

Phenanthrene

2.70

1.24

0.28

0.52

0.85

Fluoranthene

1.41

1.52

0.26

0.24

0.38

Pyrene

2.28

2.09

0.18

1.27

1.46

Benzo[b]fluoranthene

12.26

12.02

2.18

2.28

1.89

Benzo[a]pyrene

6.62

4.63

—

—

1.86

Indeno(1,2,3-cd)pyrene

2.77

0.87

—

—

0.37

Dibenz[a,h]anthracene

1.54

1.43

0.38

0.59

—

Benzo[ghi]perylene

1.24

1.34

0.99

—

—

Total PAH

33.44

28.29

4.95

5.55

8.22

TPH (mg/kg)

1.37

1.43

1.20

0.80

0.90

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