Factors Affecting the Occurrence and Distribution of Pesticides in the Yakima River Basin, Washington, 2000

Scientific Investigations Report 2007–5180

U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2007–5180

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.