Grid name

pH

V

Cr

Mn

Co

Ni

Cu

Zn

As

Se

Cd

Hg

Pb

708

8.40

114

77

673

ND

29

21

82

ND

ND

ND

ND

24

708

8.40

133

83

742

ND

29

45

107

ND

ND

ND

ND

35

601

7.72

98

53

551

ND

35

37

70

16

ND

ND

ND

18

707

8.01

76

77

569

ND

ND

41

86

ND

ND

ND

ND

24

801

8.12

99

87

539

ND

31

39

83

12

ND

ND

ND

ND

701

7.55

94

127

668

ND

32

54

169

15

ND

ND

ND

47

603

7.72

105

77

846

ND

43

32

110

ND

ND

ND

ND

23

706

7.85

87

72

613

ND

35

45

86

15

ND

ND

ND

26

805

7.68

108

74

555

ND

ND

33

93

10

ND

ND

ND

18

308

8.06

101

69

614

ND

32

29

79

12

ND

ND

ND

16

211

7.93

89

54

448

ND

ND

22

61

9

ND

ND

ND

13

107

7.82

113

104

758

ND

ND

42

98

16

ND

ND

ND

21

712

7.94

91

86

665

ND

36

67

88

ND

ND

ND

ND

26

413

8.04

106

76

740

ND

33

22

74

11

ND

ND

ND

23

605

7.77

99

43

578

ND

36

ND

73

ND

ND

ND

ND

22

803

8.33

102

77

589

ND

40

55

89

ND

ND

ND

ND

31

607

7.86

131

65

541

ND

ND

82

321

23

ND

ND

ND

40

709

7.88

113

58

570

ND

42

32

90

14

5.5

ND

ND

31

406

7.78

100

60

570

ND

52

37

84

ND

ND

ND

ND

19

508

7.82

74

51

87

ND

ND

ND

37

17

ND

ND

ND

16

309

8.12

91

64

581

ND

28

41

84

ND

ND

ND

ND

24

408

7.68

97

79

881

ND

42

98

182

ND

ND

ND

ND

83

606

7.60

104

73

557

ND

36

23

87

14

ND

ND

ND

22