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Scientific Investigations Report 2012–5091


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Reconnaissance of Land-Use Sources of Pesticides in Drinking Water, McKenzie River Basin, Oregon


Appendix A. Description of Pesticide Compounds Analyzed


Parameter code Compound Laboratory
reporting limit

(micrograms per liter)
GC/MS (USGS Schedule 2010/2033)
Fungicide
79846 cis-Propiconazole 0.006
61593 Iprodione 0.01–0.54
61596 Metalaxyl 0.005–0.04
61599 Myclobutanil 0.008–0.033
62852 Tebuconazole 0.02
79847 trans-Propiconazole 0.02
Herbicide
49260 Acetochlor 0.006–0.01
46342 Alachlor 0.0045–0.008
39632 Atrazine 0.007–0.04
82673 Benfluralin 0.004–0.014
4028 Butylate 0.002–0.004
4041 Cyanazine 0.018–0.04
82682 DCPA 0.003–0.0076
82668 EPTC 0.002–0.004
82663 Ethalfluralin 0.009
4025 Hexazinone 0.008–0.026
82666 Linuron 0.035–0.06
39415 Metolachlor 0.006–0.014
82630 Metribuzin 0.006–0.016
82671 Molinate 0.0016–0.91
82684 Napropamide 0.007–0.018
61600 Oxyfluorfen 0.006–0.01
82669 Pebulate 0.004–0.03
82683 Pendimethalin 0.012–0.022
4037 Prometon 0.005–0.02
4036 Prometryn 0.0054–0.009
4024 Propachlor 0.01–0.025
82679 Propanil 0.01–0.053
82676 Propyzamide 0.0036–0.03
4035 Simazine 0.005–0.11
82670 Tebuthiuron 0.016–0.07
82665 Terbacil 0.034–0.04
4022 Terbuthylazine 0.006–0.01
82681 Thiobencarb 0.0048–0.016
82678 Triallate 0.002–0.006
61610 Tribuphos 0.018–0.035
82661 Trifluralin 0.006–0.018
Insecticide
34362 alpha-Endosulfan 0.006
34253 alpha-HCH 0.002–0.005
82686 Azinphos-methyl 0.05–0.2
82680 Carbaryl 0.041–0.2
82674 Carbofuran 0.02–0.06
38933 Chlorpyrifos 0.005–0.19
82687 cis-Permethrin 0.006–0.014
61585 Cyfluthrin 0.016–0.053
61586 Cypermethrin 0.0086–0.046
39572 Diazinon 0.005–0.01
38775 Dichlorvos 0.012–0.02
38454 Dicrotophos 0.08–0.084
39381 Dieldrin 0.0048–0.009
82662 Dimethoate 0.006–0.011
82677 Disulfoton 0.02–0.04
82346 Ethion 0.004–0.016
82672 Ethoprop 0.005–0.016
61591 Fenamiphos 0.029–0.03
62166 Fipronil 0.016–0.04
4095 Fonofos 0.0027–0.01
61594 Isofenphos 0.0034–0.011
61595 lambda-Cyhalothrin 0.01
39341 Lindane 0.004
39532 Malathion 0.016–0.075
61598 Methidathion 0.004–0.0087
82667 Methyl parathion 0.006–0.015
34653 p,p’-DDE 0.0025–0.003
39542 Parathion 0.01
82664 Phorate 0.011–0.04
61601 Phosmet 0.0079–0.2
82685 Propargite 0.02–0.055
61606 Tefluthrin 0.01
82675 Terbufos 0.012–0.21
Metabolite
49295 1-Naphthol 0.036–0.088
82660 2,6-Diethylaniline 0.002–0.006
61620 2-Ethyl-6-methylaniline 0.0045–0.01
61625 3,4-Dichloroaniline 0.004–0.006
61627 3,5-Dichloroaniline 0.003–0.004
61633 4-Chloro-2-methylphenol 0.0032–0.0056
61618 Alachlor 2nd amide 0.005–0.01
61635 Azinphos-methyl oxon 0.042–0.07
61636 Chlorpyrifos oxon 0.05–0.056
4040 Deethylatrazine (CIAT) 0.006–0.06
62170 Desulfinylfipronil 0.012
62169 Desulfinylfipronil amide 0.029
61638 Diazoxon 0.006
61640 Disulfoton sulfone 0.014
61590 Endosulfan sulfate 0.014–0.022
61644 Ethion monoxon 0.002–0.021
61645 Fenamiphos sulfone 0.049–0.053
61646 Fenamiphos sulfoxide 0.039–0.08
62167 Fipronil sulfide 0.013
62168 Fipronil sulfone 0.024
61652 Malaoxon 0.02–0.08
61664 Methyl paraoxon 0.01–0.03
61666 Phorate oxon 0.027–0.11
61668 Phosmet oxon 0.051–0.06
61674 Terbufos oxon sulfone 0.021–0.068
HPLC (USGS Schedule 2060/2080)
Fungicide
50300 Benomyl 0.0038–0.06
49306 Chlorothalonil 0.035
50359 Metalaxyl 0.005–0.04
50471 Propiconazole 0.01–0.06
Herbicide
39732 2,4-D 0.02–0.06
38746 2,4-DB 0.016–0.02
49315 Acifluorfen 0.0066–0.06
61693 Bensulfuron-methyl 0.016–0.06
38711 Bentazon 0.011–0.06
4029 Bromacil 0.018–0.06
49311 Bromoxynil 0.017–0.12
50306 Chlorimuron-ethyl 0.0096–0.08
49305 Clopyralid 0.014–0.06
4031 Cycloate 0.013–0.06
38442 Dicamba 0.013–0.08
49302 Dichlorprop 0.014–0.04
49301 Dinoseb 0.012–0.04
4033 Diphenamid 0.01–0.04
49300 Diuron 0.015–0.04
49297 Fenuron 0.019–0.06
61694 Flumetsulam 0.011–0.06
38811 Fluometuron 0.016–0.04
50357 Imazapyr 0.028
50356 Imazaquin 0.016–0.06
50407 Imazethapyr 0.017–0.06
38478 Linuron 0.014–0.06
38482 MCPA 0.016–0.06
38487 MCPB 0.01–0.20
61697 Metsulfuron-methyl 0.025–0.78
49294 Neburon 0.012–0.02
50364 Nicosulfuron 0.013–0.10
49293 Norflurazon 0.016–0.04
49292 Oryzalin 0.012–0.49
49291 Picloram 0.02–0.12
49236 Propham 0.0096–0.50
38548 Siduron 0.017–0.04
50337 Sulfometuron-methyl 0.0088–0.06
66496 Sum 2,4-D + 2,4-D ME 0.02–0.06
4032 Terbacil 0.0098–0.04
61159 Tribenuron-methyl 0.0088
49235 Triclopyr 0.022–0.39
Insecticide
49312 Aldicarb 0.04–0.12
49313 Aldicarb sulfone 0.018–0.08
50299 Bendiocarb 0.02–0.04
49310 Carbaryl 0.018–0.04
49309 Carbofuran 0.0056–0.06
61695 Imidacloprid 0.0068–0.06
49296 Methomyl 0.0044–0.12
38501 Methiocarb 0.008–0.04
38866 Oxamyl 0.012–0.12
38538 Propoxur 0.008–0.06
Metabolite
50470 2,4-D methyl ester 0.0086–0.22
49308 3-Hydroxy carbofuran 0.0058–0.04
50295 3-Ketocarbofuran 0.014–0.02
49314 Aldicarb sulfoxide 0.0082–0.06
4039 Deethyl deisopropylatrazine (CAAT) 0.04–0.12
4038 Deisopropylatrazine (CEAT) 0.01–0.08
61188 Chloramben methyl ester (ME) 0.018–0.1
49304 Dacthalmonoacid 0.012–0.04
61692 N(4Chlorophenyl) N’methylurea 0.024–0.12
50355 2-hydroxy-atrazine (OIET) 0.008–0.08
Pharmaceutical
62030 1,7-Dimethylxanthine 0.1
62000 Acetaminophen 0.12
62020 Albuterol 0.08
50305 Caffeine 0.0096–0.28
62793 Carbamazepine 0.06
62003 Codeine 0.046
62005 Cotinine 0.038
62004 Dehydronifedipine 0.08
62008 Diltiazem 0.06
62796 Diphenhydramine 0.036
62021 Sulfamethoxazole 0.16
62801 Thiabendazole 0.06
62023 Trimethoprim 0.034
62024 Warfarin 0.08
HPLC (USGS Analysis Code LCGY)
Herbicide
62721 Glufosinate 0.02–0.2
62722 Glyphosate 0.02–0.15
Metabolite
62649 AMPA 0.02–0.31

First posted May 30, 2012

For additional information contact:
Director, Oregon Water Science Center
U.S. Geological Survey
2130 SW 5th Avenue
Portland, Oregon 97201
http://or.water.usgs.gov

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