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 |