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Scientific Investigations Report 2007–5180

Scientific Investigations Report 2007–5180

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Table 6. Pesticide degradates for which samples were analyzed during this study, Yakima River Basin, Washington.

[Bold type indicates the compound was detected at least once in 2000]

Parent product applied Parent product not applied
3-(4-chlorophenyl)-1-methyl urea Deisopropylatrazine 2,5-Dichloroaniline
1,4-Naphthaquinone Didealkylatrazine 3-Trifluoromethyl-aniline
1-Naphthol Disulfoton sulfone 4-Chlorobenzylmethyl sulfone
2-(4-tert-butylphenoxy)-cyclohexanol Disulfoton sulfoxide 4,4’-Dichlorobenzophenone1
2,6-Diethylaniline Endosulfan ether Dacthal monoacid
2-[2-Ethyl-6-methylphenyl) amino]-1-propanol Endosulfan sulfate Fenamiphos sulfone
2-Amino-N-isopropylbenzamide Ethion monoxon Fenamiphos sulfoxide
2-Chloro-2,6-diethyl-acetanilide Fenthion sulfoxide p,p'-DDE 1
2-Ethyl-6-methylaniline Fonofos oxygen analog Paraoxon-ethyl
2-Hydroxyatrazine Malaoxon Tebupirimphos oxygen analogue
3,4-Dichloroaniline Methomyl oxime
3,5-Dichloroaniline cis-Methyl-3-(2,2-dichloro-vinyl)-2,2-dimethyl-(1-cyclopropane)-carboxylate
3-Hydroxycarbofuran trans-Methyl-3-(2,2-dichloro-vinyl)-2,2-dimethyl-(1-cyclopropane)-carboxylate
3-Ketocarbofuran O-Ethyl-O-methyl-S-propylphosphorothioate
3-Phenoxybenzyl alcohol Oxamyl oxime
4-(Hydroxymethyl) pendimethalin Paraoxon-methyl
4-Chloro-2-methylphenol Phorate oxon
Aldicarb sulfone Phosmet oxon
Aldicarb sulfoxide TCPSA ethyl ester
Azinphos-methyl oxon Tefluthrin metabolite [R 119364]
Chlorpyrifos oxon Tefluthrin metabolite [R 152912]
Deethylatrazine Terbufos-O-analogue sulfone

1Degradate of DDT (dichlorodiphenyltrichloroethane). Prior to its cancellation in 1972, DDT was widely applied in the Yakima River Basin.

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