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Table 5 Ecological risk factor (Er) and pollution ecological risk index (PRI) of the study samples

From: Assessment of heavy metal pollution in soil and bottom sediment of Upper Egypt: comparison study

S. No.

 

Type

Pb

Cr

Cd

Zn

Cu

Ni

PRI

1

Luxor

Nile Sediments

25.54

64.89

166.67

67.91

8.31

8.03

341.35

2

25.99

67.2695

166.67

79.21

9.44

8.91

357.49

3

29.01

70.2815

133.33

76.57

8.69

8.39

326.26

4

Aswan

27.40

43.8758

100.00

196.97

20.52

9.32

398.09

5

38.76

46.8543

133.33

205.94

22.41

8.68

455.98

6

11.36

50.2011

133.33

216.50

15.74

11.43

438.57

Average

26.34

57.23

138.89

140.52

14.18

9.13

386.29

7

Habo City

Agricultural soil

7.32

50.23

233.33

71.39

26.19

48.73

437.19

8

8.60

53.5478

266.67

76.57

31.47

53.07

489.92

9

9.49

48.5277

300.00

76.57

28.96

55.59

519.13

10

Edfo

6.10

40.6294

166.67

59.72

22.16

41.75

337.02

11

High Dam

2.68

5.22091

266.67

38.13

10.95

8.74

332.38

12

3.00

4.4177

366.67

42.51

27.70

12.02

456.31

13

Fiyla

4.44

8.60112

466.67

55.60

13.47

33.37

582.15

Average

5.95

30.17

295.24

60.07

22.99

36.18

450.59