Paramètre
Unité
Voorhaven Zeebrugge
CDNB Zeebrugge
Pas van het Zand
Scheur
Haven Blankenberge
Toegangsgeul Blankenberge
Haven Nieuwpoort
Haven Oostende
Toegangsgeul Oostende
1990
2000
As
ppm
14.0
18.0
17.4
18.1
11.5
11.0
10.2
8.84
13.7
5.77
5.49
12.9
13.0
13.1
16.5
7.08
9.67
Cd
2.73
0.57
2.85
0.40
1.96
0.28
1.87
0.15
2.41
0.36
1.07
0.00
2.32
2.44
0.56
0.19
Cr
44.7
71.6
56.9
66.7
27.0
34.4
30.9
24.5
18.9
60.9
4.30
14.9
26.3
48.1
52.2
59.0
14.7
33.3
Cu
24.8
19.8
17.7
15.5
7.63
8.99
4.50
19.9
16.0
5.90
1.66
17.9
15.4
27.3
23.0
5.31
7.35
Hg
0.43
0.21
0.25
0.17
0.39
0.10
0.06
0.35
0.11
0.27
0.08
0.09
Pb
76.8
39.8
36.4
32.3
19.7
12.6
51.7
34.9
18.2
6.09
46.0
30.7
63.8
38.9
20.9
17.6
Ni
23.1
21.5
27.9
20.6
20.0
10.7
8.04
23.9
19.0
8.59
3.88
21.0
15.0
18.4
11.2
Zn
167
139
155
119
96.2
61.4
79.5
39.6
120
103
29.5
22.3
104
90.1
151
137
50.3
57.0
TBT
ppb
21.7
57.5
-
33.7
24.7
15.2
41.3
59.8
0.0
32.6
61.2
63.2
Sigma PAKs
mg/goc
0.035
0.054
0.013
0.000
0.034
0.029
0.023
0.052
0.017
0.032
0.025
0.065
0.018
0.030
Sigma PCBs
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