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Table 5. Water quality thresholds (concentrations in parts per billion) for pesticides included in the potential risk indicators.
| Pesticide (active ingredient name) |
Humans |
Fish |
Algae |
Crustaceans |
| 2,4-D |
70 |
4247 |
19200 |
79000 |
| 2,4-DB |
70 |
578.46 |
NA |
NA |
| 2,4,5-T |
70 |
125.89 |
NA |
NA |
| AC 263,499 |
NA |
NA |
NA |
NA |
| Acephate |
2.8 |
2725.52 |
NA |
150 |
| Acifluorfen |
3.27 |
2841.12 |
NA |
NA |
| Alachlor |
2 |
26.2 |
0.35 |
230 |
| Aldicarb |
7 |
3.75 |
NA |
NA |
| Aldrin |
0.02 |
0.18 |
NA |
NA |
| Ametryn |
60 |
452.54 |
1.14 |
320 |
| Aminochlor |
NA |
NA |
NA |
NA |
| Aminocarb |
NA |
NA |
NA |
NA |
| Amitraz |
1.75 |
38.43 |
NA |
1.1 |
| Amitrole |
0.31 |
12422.38 |
NA |
NA |
| Ancymidol |
NA |
19952.62 |
68 |
NA |
| Anilazine |
2.8 |
14.48 |
NA |
58 |
| Arsenic Acid |
50 |
4918.92 |
NA |
20 |
| Asulam Na Salt |
252 |
36926.66 |
20 |
NA |
| Atrazine |
3 |
658.46 |
0.02 |
60 |
| Azinphos-Methyl |
10.5 |
0.02 |
NA |
0.25 |
| Bendiocarb |
35 |
54.87 |
NA |
0.74 |
| Benefin |
NA |
NA |
NA |
NA |
| Benomyl |
17.5 |
0.97 |
1100 |
13 |
| Bensulfuron |
1400 |
12002.45 |
400 |
17000 |
| Bensulide |
46.2 |
66.53 |
NA |
NA |
| Bentazone |
200 |
40423.04 |
900 |
NA |
| BHC |
NA |
NA |
NA |
NA |
| Bifenox |
1050 |
19.09 |
NA |
NA |
| Bifenthrin |
10.5 |
0.01 |
NA |
0 |
| Bromacil |
90 |
6485.34 |
1.1 |
NA |
| Bromoxynil |
140 |
3.85 |
9.3 |
2.6 |
| Butylate |
350 |
22.62 |
NA |
NA |
| Captan |
289.26 |
2.29 |
80 |
NA |
| Carbaryl |
700 |
27.4 |
370 |
3300 |
| Carbofuran |
40 |
2.95 |
NA |
0.4 |
| Chloramben |
100 |
1584.89 |
NA |
NA |
| Chlordane |
2 |
0.49 |
NA |
NA |
| Chlordimeform |
0.27 |
2150.96 |
NA |
NA |
| Chlorimuron |
140 |
1308.3 |
NA |
NA |
| Chlorobenzilate |
140 |
81.04 |
NA |
NA |
| Chloroneb |
91 |
530.91 |
NA |
NA |
| Chloropicrin |
NA |
1.38 |
NA |
NA |
| Chlorothalonil |
45.45 |
2.3 |
50 |
0.83 |
| Chloroxuron |
NA |
49.75 |
NA |
NA |
| Chlorpropham |
350 |
424.63 |
NA |
NA |
| Chlorsulfuron |
350 |
9308.29 |
NA |
20000 |
| Clomazone |
301 |
3210.92 |
990 |
2200 |
| Clopyralid |
3500 |
20721.92 |
NA |
NA |
| Chlorpyrifos |
20 |
0.02 |
NA |
0 |
| Cyanazine |
1 |
1411.46 |
1.2 |
NA |
| Cycloate |
35 |
658.46 |
NA |
NA |
| Cyfluthrin |
175 |
0.02 |
NA |
0 |
| Cypermethrin |
7 |
0.04 |
NA |
0 |
| Cyromazine |
52.5 |
17313.7 |
NA |
310 |
| Dalapon |
200 |
21052.81 |
NA |
NA |
| Dalapon NA Salt |
200 |
21052.81 |
NA |
NA |
| Daminozide |
40.28 |
31007.73 |
NA |
NA |
| DBCP |
NA |
NA |
NA |
NA |
| Dicloran |
175 |
66.53 |
NA |
NA |
| DCPA |
7 |
1003.46 |
3090 |
NA |
| DDT |
1.03 |
0.1 |
NA |
NA |
| Desmedipham |
280 |
225.68 |
30 |
NA |
| Diazinon |
0.6 |
8.91 |
NA |
0.17 |
| Dicamba |
200 |
4918.92 |
5 |
NA |
| Dichlobenil |
9.1 |
728 |
NA |
1000 |
| Dichloropropene |
2 |
137.02 |
NA |
NA |
| Dichlorprop |
35 |
182.28 |
NA |
NA |
| Diclofop |
1.4 |
13.35 |
NA |
64 |
| Dicofol |
0.84 |
4.97 |
NA |
19 |
| Dicrotophos |
0.7 |
953.4 |
1000 |
3 |
| Dieldrin |
0.02 |
0.08 |
NA |
NA |
| Diethatyl |
NA |
NA |
NA |
NA |
| Difenzoquat |
1400 |
8594.09 |
NA |
NA |
| Diflubenzuron |
140 |
10751.33 |
190 |
0.05 |
| Dimethipin |
14 |
2988.55 |
800 |
610 |
| Dimethoate |
0.35 |
903.58 |
NA |
40 |
| Dinocap |
28 |
1.06 |
NA |
NA |
| Dinoseb |
7 |
2.86 |
NA |
NA |
| Dinoseb Salts |
NA |
NA |
NA |
NA |
| Diphenamid |
200 |
5 |
NA |
NA |
| Dipropetryn |
NA |
211.12 |
NA |
NA |
| Diquat |
35 |
2276.77 |
NA |
170 |
| Disulfoton |
0.3 |
0.64 |
NA |
0.04 |
| Diuron |
10 |
86.37 |
0.44 |
6 |
| DNOC Na Salt |
NA |
6.33 |
NA |
NA |
| Dodine |
28 |
106.65 |
NA |
NA |
| Endosulfan |
42 |
0 |
NA |
2.7 |
| Endothal |
100 |
240.33 |
6.5 |
2200 |
| EPN |
0.07 |
11.11 |
NA |
NA |
| EPTC |
175 |
1848.29 |
860 |
NA |
| Ethion |
3.5 |
4.56 |
NA |
0.03 |
| Esfenvalerate |
140 |
0 |
NA |
NA |
| Ethalfluralin |
28 |
2.86 |
10.9 |
23.7 |
| Ethephon |
126 |
26628.09 |
100 |
17000 |
| Ethofumesate |
2800 |
58.73 |
2700 |
250 |
| Ethoprophos |
0.7 |
0.48 |
NA |
0.36 |
| Etridiazole |
4.86 |
369.29 |
NA |
NA |
| Fenac |
NA |
NA |
NA |
NA |
| Fenamiphos |
2 |
0.33 |
NA |
0.12 |
| Fenarimol |
455 |
112.12 |
NA |
113 |
| Fenbutatin Oxide |
350 |
0.1 |
NA |
NA |
| Fenitrothion |
NA |
NA |
NA |
NA |
| Fenoxaprop |
17.5 |
34.71 |
27 |
NA |
| Fenoxycarb |
NA |
135.62 |
NA |
0 |
| Fensulfothion |
1.75 |
6.97 |
NA |
NA |
| Fenthion |
NA |
NA |
NA |
NA |
| Fenvalerate |
175 |
0.01 |
NA |
0.03 |
| Ferbam |
140 |
437.02 |
NA |
NA |
| Fluazifop |
70 |
135.62 |
NA |
NA |
| Flucythrinate |
140 |
0.02 |
NA |
NA |
| Flumetralin |
NA |
1.51 |
16 |
8.8 |
| Fluometuron |
90 |
77.05 |
107 |
NA |
| Fluridone |
560 |
618.34 |
NA |
NA |
| Fluvalinate-Tau |
70 |
0.06 |
NA |
0.02 |
| Fomesafen |
1.75 |
164346.3 |
NA |
690 |
| Fonofos |
10 |
0.52 |
NA |
0.05 |
| Formetanate |
14 |
375.4 |
NA |
NA |
| Fosamine |
70 |
85896.5 |
15000 |
NA |
| Fosetyl |
2100 |
14710.93 |
320 |
NA |
| Glufosinate |
140 |
1984.86 |
2500 |
32000 |
| Glyphosate |
700 |
19295.18 |
240 |
50000 |
| Hexazinone |
200 |
30413.97 |
4 |
20000 |
| Hexythiazox |
17.5 |
62.62 |
NA |
6.1 |
| Hydramethylnon |
0.21 |
8.91 |
NA |
NA |
| Imazamethabenz-N |
NA |
NA |
NA |
NA |
| Imazamethabenz |
NA |
NA |
NA |
NA |
| Imazapyr |
NA |
19952.62 |
10 |
97100 |
| Imazapyr Amine |
NA |
NA |
NA |
NA |
| Imazaquin |
1750 |
61925.57 |
NA |
NA |
| Iprodione |
7.97 |
430.81 |
130 |
170 |
| Isazofos |
0.14 |
0.62 |
NA |
NA |
| Isofenphos |
3.5 |
168.01 |
NA |
0.05 |
| Isopropalin |
105 |
98.9 |
2 |
NA |
| Lactofen |
2.06 |
284.74 |
NA |
NA |
| Lambda-Cyhalothirin |
7 |
0.01 |
NA |
0 |
| Lindane |
0.2 |
0.11 |
NA |
54 |
| Linuron |
5.6 |
110.75 |
5.35 |
130 |
| Malathion |
200 |
0.29 |
NA |
0.06 |
| Maleic Hydrazide |
4000 |
19952.62 |
9840 |
NA |
| Mancozeb |
5.83 |
53.58 |
NA |
7 |
| Maneb |
5.83 |
0 |
NA |
NA |
| MCPA |
10 |
17552.14 |
6 |
NA |
| MCPA Ester |
NA |
NA |
NA |
NA |
| MCPB |
70 |
626.35 |
50 |
NA |
| Mecoprop |
NA |
NA |
NA |
NA |
| Mepiquat |
4200 |
415453.9 |
200 |
6250 |
| Metalaxyl |
518 |
3099.56 |
56000 |
1200 |
| Metaldehyde |
NA |
1121.13 |
NA |
NA |
| Methamidophos |
7 |
165.17 |
NA |
NA |
| Metam |
1.77 |
60.02 |
NA |
NA |
| Methanearsonic Acid |
NA |
NA |
NA |
NA |
| Methazole |
NA |
592.78 |
NA |
NA |
| Methidathion |
1.05 |
0.15 |
NA |
0.02 |
| Methiocarb |
35 |
0.05 |
NA |
0.1 |
| Methomyl |
200 |
33.48 |
NA |
0.4 |
| Methoxychlor |
40 |
0.11 |
NA |
NA |
| Methyl Bromide |
10 |
1760.08 |
NA |
NA |
| M-Isothiocyanate |
NA |
9.34 |
NA |
NA |
| Parathion |
2 |
5.6 |
NA |
0.18 |
| Metiram |
2.1 |
33460.31 |
NA |
NA |
| Metolachlor |
70 |
562.56 |
0.7 |
354 |
| Metribuzin |
100 |
7683.69 |
2.33 |
1290 |
| Metsulfuron |
1750 |
31167.36 |
0.16 |
5100 |
| Mevinphos |
1.75 |
0.96 |
NA |
NA |
| Molinate |
1.4 |
124.51 |
170 |
380 |
| Monocrotophos |
0.35 |
728 |
NA |
NA |
| MSMA |
70 |
1936.87 |
NA |
NA |
| NAA Amide |
NA |
NA |
NA |
NA |
| Napthaleneacetic |
NA |
NA |
NA |
NA |
| Naled |
14 |
8.58 |
2 |
0.05 |
| Napropamide |
700 |
1480.61 |
1200 |
NA |
| Naptalam |
371 |
14774.85 |
NA |
NA |
| Nitrapyrin |
NA |
NA |
NA |
NA |
| Norflurazon |
14 |
1256.98 |
3.2 |
1000 |
| Oryzalin |
84 |
403.02 |
5.48 |
NA |
| Oxadiazon |
3.5 |
109.38 |
5.6 |
30 |
| Oxamyl |
200 |
360.14 |
NA |
1000 |
| Oxycarboxin |
NA |
3378.61 |
NA |
NA |
| Oxydemeton-Methyl |
3.5 |
89.06 |
NA |
27 |
| Oxyfluorfen |
2.1 |
21.44 |
NA |
NA |
| Oxythloquinox |
NA |
NA |
NA |
NA |
| Paraquat |
30 |
2115.14 |
0.22 |
NA |
| Parathon (Ethyl) |
0.23 |
1.52 |
NA |
0 |
| PCNB |
2.1 |
10 |
NA |
18 |
| Pebulate |
49 |
1138.03 |
76 |
NA |
| Pendimethalin |
70 |
14.25 |
0.7 |
14 |
| Permethrin |
35 |
0.05 |
NA |
0.02 |
| Petroleum Oil |
NA |
NA |
NA |
NA |
| Phenmedipham |
1750 |
183.71 |
NA |
NA |
| Phenthoate |
NA |
NA |
NA |
NA |
| Phorate |
3.5 |
0.06 |
NA |
0.01 |
| Phosalone |
17.5 |
10 |
NA |
NA |
| Phosmet |
7 |
1.89 |
NA |
0.37 |
| Phosphamidon |
0.14 |
483.76 |
NA |
2.2 |
| Picloram |
500 |
182.28 |
970 |
11800 |
| Piperalin |
NA |
94.44 |
NA |
NA |
| Prochloraz |
NA |
NA |
NA |
NA |
| Profenofos |
0.35 |
0.6 |
NA |
0.2 |
| Profluralin |
42 |
1.24 |
NA |
NA |
| Prometon |
100 |
2566.61 |
32 |
3450 |
| Prometryn |
280 |
406.11 |
0.3 |
1000 |
| Pronamide |
NA |
NA |
NA |
NA |
| Propachlor |
90 |
17.93 |
NA |
NA |
| Propamocarb HCL |
700 |
19251.3 |
22400 |
NA |
| Propanil |
35 |
314.7 |
6 |
86 |
| Propargite |
20.47 |
2.76 |
NA |
9 |
| Propazine |
10 |
2933.19 |
NA |
NA |
| Propham (IPC) |
NA |
NA |
NA |
NA |
| Propiconazole |
9.1 |
102.56 |
18 |
310 |
| Propoxur |
3 |
168.01 |
NA |
23 |
| Chloridazon |
NA |
NA |
60 |
NA |
| Quizalofop |
62.93 |
53.58 |
98 |
NA |
| Sethoxydim |
630 |
153.85 |
NA |
NA |
| Siduron |
NA |
2115.13 |
170 |
NA |
| Silvex |
NA |
NA |
NA |
NA |
| Simazine |
4 |
739.38 |
30 |
2500 |
| Sulfometuron |
NA |
NA |
NA |
NA |
| Sulprofos |
21 |
125.89 |
26300 |
0.02 |
| Tebuthiuron |
500 |
21273.55 |
13 |
21800 |
| Terbacil |
90 |
8533.16 |
4.4 |
NA |
| Terbufos |
0.9 |
0.05 |
NA |
0.03 |
| Terbutryn |
0.7 |
101.2 |
NA |
NA |
| Thiabendazole |
700 |
66.53 |
NA |
42 |
| Thidiazuron |
NA |
3210.92 |
NA |
100 |
| Thifensulfuron |
91 |
19952.62 |
NA |
NA |
| Thiobencarb |
70 |
21.44 |
13 |
1 |
| Thiodicarb |
NA |
54.87 |
1600 |
9 |
| Thiophanate-Methyl |
560 |
2.66 |
110 |
NA |
| Thiram |
56 |
0.54 |
NA |
NA |
| Toxaphene |
3 |
0.05 |
NA |
NA |
| Tralomethrin |
52.5 |
0.11 |
NA |
0 |
| Triadimefon |
28 |
594.37 |
100 |
52 |
| Tri-Allate |
9.1 |
153.85 |
NA |
13 |
| Tribufos |
0.7 |
168.01 |
118 |
NA |
| Trichlorfon |
14 |
25 |
NA |
0.01 |
| Triclopyr Amine |
NA |
NA |
NA |
NA |
| Triclopyr |
350 |
90.4 |
NA |
NA |
| Tridiphane |
2.1 |
42.17 |
NA |
NA |
| Trifluralin |
5 |
0.66 |
4.6 |
2.4 |
| Triforine |
175 |
3659.82 |
NA |
NA |
| Trimethacarb |
17.5 |
125.89 |
NA |
NA |
| Triphenyltin Hyd |
0.13 |
1.2 |
NA |
NA |
| Vernolate |
7 |
344.93 |
230 |
NA |
NA denotes data not available.
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