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20 August 2005

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Table 2: List 2 Dangerous substances

Table 2a: Environmental Quality Standards (EQS) for List 2 dangerous substances, EC Dangerous Substances Directive (76/464/EEC)

Substance
EQS Type

All Freshwater EQS (ug/l)

Coastal and Estuarine EQS (ug/l)

1,1,1-Trichloroethane
Annual average
100
100
1,1,2-Trichloroethane
Annual average
400
300
2,4-D (ester)
Annual average
1
1
2,4-D (non-ester)
Annual average
40
40
2,4-Dichlorophenol
Annual average
20
20
2-Chlorophenol
Annual average
50
50
4-Chloro-3-methyl-phenol
Annual average
40
40
Arsenic (dissolved)
Annual average
50
25
Atrazine & Simazine
Annual average
2
2
Azinphos-methyl
Annual average
0.01
0.01
Bentazone
Annual average
500
500
Benzene
Annual average
30
30
Biphenyl
Annual average
25
25
Boron (dissolved)
Annual average
2000
7000
Chloronitrotoluenes
Annual average
10
10
Chromium (dissolved)
Annual average
Hardness related (see table 2b for details)
15
Copper (dissolved)
Annual average
Hardness related (see table 2b for details)
5
Cyfluthrin
95th percentile
0.001
0.001
Demeton
Annual average
0.5
0.5
Dichlorvos
Annual average
0.001
0.04
Dichlorvos
Maximum concentration
-
0.6
Dimethoate
Annual average
1
1
Endosulphan
Annual average
0.003
0.003
Fenitrothion
Annual average
0.01
0.01
Flucofuron
95 percentile
1
1
Iron (dissolved)
Annual average
1000
1000
Lead (dissolved)
Annual average
Hardness related (see table 2b for details)
25
Linuron
Annual average
2
2
Malathion
Annual average
0.01
0.02
Mecoprop
Annual average
20
20
Mevinphos
Maximum concentration
0.02
-
Naphthalene
Annual average
10
5
Nickel (dissolved)
Annual average
Hardness related (see table 2b for details)
30
Omethoate
Annual average
0.01
-
PCSDs
95th percentile
0.05
0.05
Permethrin
95th percentile
0.01
0.01
pH
95th percentile
6-9
6-8.5
Sulcofuron
95th percentile
25
25
Toluene
Annual average
50
40
Triazaphos
Annual average
0.005
0.005
Tributyltin
Maximum concentration
0.02
0.002
Trifluralin
Annual average
0.1
0.1
Triphenyltin
Maximum concentration
0.02
0.008
Vanadium (dissolved)
Annual average
Hardness related (see table 2b for details)
100
Xylene (m and p, o)
Annual average
30
30
Zinc (total)
Annual average
Hardness related (see table 2b for details)
40

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