Food test results

Pesticides found on sweet potatoes

Explore detected residues, tested samples and results over time.

1996–2018 · 11 tested years

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Most commonly detected

Historical tests: 1996–2018. Each analyte uses its own tested count.

Dicloran43.7%2,574 / 5,886 tested
Fludioxonil12.5%354 / 2,841 tested
Chlorpyrifos6.4%378 / 5,900 tested

Detection frequency is not a health-risk ranking. Summary screen: at least 100 tests, 2 years and 10 detections.

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5,927samples
tested
58.5%had at least one detected residue
47different analytes detected

3,465 of 5,927 samples had a validated detection. Historical results, not a safety score.

Most commonly detected

Percent of samples actually tested for each analyte. Shown: at least 100 tests, 2 years and 10 detections.

2,574 / 5,886 testedView yearly tests →
354 / 2,841 testedView yearly tests →
378 / 5,900 testedView yearly tests →
View all tested analytes ↓

The tested count differs by analyte. A detection does not establish health risk.

Detection over time

Samples with at least one validated detection.

0%25%50%75%100%1996: 67.1%, 343 of 511 tested samples1997: 64.1%, 446 of 696 tested samples1998: 59.4%, 212 of 357 tested samples2003: 65.0%, 477 of 734 tested samples2004: 62.0%, 461 of 743 tested samples2008: 45.1%, 83 of 184 tested samples2009: 47.8%, 353 of 739 tested samples2010: 55.0%, 304 of 553 tested samples2016: 58.3%, 310 of 532 tested samples2017: 55.1%, 386 of 701 tested samples2018: 50.8%, 90 of 177 tested samples199620072018

11 tested years between 1996 and 2018. Gaps mean no validated tests in this release.

Read the yearly counts
Percentages use the samples actually tested in each year.
YearTestedDetectedRate
199651134367.1%
199769644664.1%
199835721259.4%
1999Not tested——
2000Not tested——
2001Not tested——
2002Not tested——
200373447765.0%
200474346162.0%
2005Not tested——
2006Not tested——
2007Not tested——
20081848345.1%
200973935347.8%
201055330455.0%
2011Not tested——
2012Not tested——
2013Not tested——
2014Not tested——
2015Not tested——
201653231058.3%
201770138655.1%
20181779050.8%
Testing panels and detection limits change. These observations do not establish a causal trend.

How many were detected?

Number of distinct analytes per tested sample.

0
2,462
1
2,661
2
669
3
113
4
16
5
6

Labels show analytes; counts show samples. Metabolites and isomers remain separate. This is not a count of pesticide products applied.

Where samples came from

Origin recorded by USDA.

U.S. origin99.0% · 5,869
Imported0.2% · 11
Unknown origin0.8% · 47

Origin describes the sampled food. These shares do not compare countries’ residue levels.

All tested analytes

Zero detections here means tested with no validated detection. It does not describe analytes that were never tested.

Open 334 analyte results
Each rate has its own actual-tested denominator.
AnalyteTestedDetectedRateDetails
1-Naphthol1,04200.0%—
3-Hydroxycarbofuran4,44300.0%—
4-Hydroxydiphenylamine23000.0%—
5-Hydroxythiabendazole81700.0%—
Acephate3,77260.2%—
Acetamiprid2,22700.0%—
Acetochlor1,41000.0%—
Acibenzolar S methyl1,14400.0%—
Aldicarb5,57900.0%—
Aldicarb sulfone5,654160.3%Yearly results
Aldicarb sulfoxide5,906270.5%Yearly results
Aldrin4,51000.0%—
Allethrin2,22700.0%—
Ametryn1,47600.0%—
Atrazine3,52200.0%—
Azinphos ethyl1,23500.0%—
Azinphos methyl3,78600.0%—
Azinphos methyl oxygen analog2,17300.0%—
Azoxystrobin2,92900.0%—
Bendiocarb2,88600.0%—
Benomyl1,70210.1%—
Benoxacor2,22700.0%—
Bentazon1,41000.0%—
Benthiavalicarb isopropyl1,41000.0%—
BHC alpha4,27400.0%—
BHC beta2,02400.0%—
BHC delta36200.0%—
Bifenazate2,22700.0%—
Bifenthrin4,407100.2%Yearly results
Biphenyl1,41000.0%—
Bitertanol65900.0%—
Boscalid2,88600.0%—
Bromacil2,22700.0%—
Bupirimate1,41000.0%—
Buprofezin2,88600.0%—
Butocarboxim1,41000.0%—
Butocarboxim sulfone1,41000.0%—
Butocarboxim sulfoxide1,41000.0%—
Captan1,45900.0%—
Carbaryl5,83240.1%—
Carbendazim (MBC)2,59200.0%—
Carbofuran4,44500.0%—
Carbophenothion1,17900.0%—
Carbophenothion methyl81700.0%—
Carboxin81700.0%—
Carfentrazone ethyl2,88600.0%—
Chlorantraniliprole1,41000.0%—
Chlordane cis4,39910.0%—
Chlordane trans4,39910.0%—
Chlorethoxyfos81700.0%—
Chlorfenapyr1,41000.0%—
Chlorfenvinphos alpha36200.0%—
Chlorfenvinphos beta36200.0%—
Chlorfenvinphos total81700.0%—
Chlorothalonil2,04900.0%—
Chlorpropham4,433200.5%Yearly results
Chlorpyrifos5,9003786.4%Yearly results
Chlorpyrifos methyl36200.0%—
Chlorpyrifos oxygen analog2,22700.0%—
Clofentezine81700.0%—
Clomazone4,36300.0%—
Clothianidin2,88600.0%—
Coumaphos1,58500.0%—
Coumaphos oxygen analog13200.0%—
Crotoxyphos81700.0%—
Crufomate81700.0%—
Cyantraniliprole1,41000.0%—
Cyazofamid1,41010.1%—
Cyfluthrin3,24700.0%—
Cyhalothrin, Lambda1,15700.0%—
Cyhalothrin, Lambda epimer R15783681700.0%—
Cyhalothrin, Total (Cyhalothrin-L + R157836 epimer)2,06800.0%—
Cymoxanil1,41000.0%—
Cypermethrin4,72420.0%—
Cyphenothrin2,22700.0%—
Cyproconazole1,41000.0%—
Cyprodinil2,22700.0%—
DCPA5,92200.0%—
DDD (TDE)63000.0%—
DDD o,p'5400.0%—
DDD p,p'3,46510.0%—
DDE1,188342.9%Yearly results
DDE o,p'5400.0%—
DDE p,p'4,171100.2%Yearly results
DDT630142.2%Yearly results
DDT o,p'5400.0%—
DDT p,p'2,95800.0%—
DEF (Tribufos)94900.0%—
Deltamethrin (includes parent Tralomethrin)4,23320.0%—
Demeton-O81700.0%—
Demeton-S81700.0%—
Demeton-S sulfone36200.0%—
Desmedipham1,38100.0%—
Diazinon5,92240.1%—
Diazinon oxygen analog4,36300.0%—
Dichlobenil2,65400.0%—
Dichlorvos (DDVP)4,35700.0%—
Dicloran5,8862,57443.7%Yearly results
Dicofol o,p'1,46400.0%—
Dicofol p,p'3,09100.0%—
Dicofol Total69500.0%—
Dieldrin4,764200.4%Yearly results
Difenoconazole2,88620.1%—
Diflubenzuron2,22700.0%—
Dimethenamid1,41000.0%—
Dimethoate4,44500.0%—
Dimethomorph2,88600.0%—
Dinotefuran2,22700.0%—
Diphenamid2,19600.0%—
Diphenylamine (DPA)3,78660.2%—
Disulfoton3,78600.0%—
Disulfoton oxygen analog1,41000.0%—
Disulfoton sulfone3,08800.0%—
Disulfoton sulfone oxygen analog1,41000.0%—
Disulfoton sulfoxide1,41000.0%—
Disulfoton sulfoxide oxygen analog1,41000.0%—
Diuron2,58900.0%—
Endosulfan I5,92290.2%—
Endosulfan II5,922110.2%Yearly results
Endosulfan sulfate5,922440.7%Yearly results
Endrin4,36300.0%—
EPN2,22700.0%—
EPTC (S-ethyl dipropylthiocarbamate)1,41000.0%—
Esfenvalerate4,48810.0%—
Esfenvalerate+Fenvalerate Total1,08700.0%—
Ethalfluralin2,58900.0%—
Ethiofencarb65900.0%—
Ethion4,35720.0%—
Ethion mono oxon76300.0%—
Ethofumesate1,41000.0%—
Ethoprop4,36390.2%—
Etofenprox1,41000.0%—
Etridiazole1,41000.0%—
Famoxadone2,22700.0%—
Fenamidone2,22700.0%—
Fenamiphos4,44500.0%—
Fenamiphos sulfone3,98400.0%—
Fenamiphos sulfoxide3,68800.0%—
Fenarimol2,86300.0%—
Fenbuconazole2,88600.0%—
Fenchlorphos (Ronnel)81700.0%—
Fenhexamid1,41000.0%—
Fenitrothion94900.0%—
Fenitrothion oxygen analog13200.0%—
Fenobucarb (BPMC)55300.0%—
Fenpropathrin2,86300.0%—
Fenpyroximate65900.0%—
Fensulfothion81700.0%—
Fenthion2,58900.0%—
Fenthion oxygen analog sulfone1,41000.0%—
Fenthion oxygen analog sulfoxide1,41000.0%—
Fenthion sulfone1,41000.0%—
Fenthion sulfoxide1,41000.0%—
Fenvalerate2,34310.0%—
Fipronil1,41000.0%—
Flonicamid2,22700.0%—
Fluazifop butyl65900.0%—
Fludioxonil2,84135412.5%Yearly results
Flumioxazin1,38000.0%—
Fluopicolide1,41000.0%—
Fluopyram1,41030.2%—
Fluoxastrobin2,06900.0%—
Fluridone4,35900.0%—
Flusilazole1,41000.0%—
Flutolanil55300.0%—
Fluvalinate (as Tau-Fluvalinate)2,88500.0%—
Fluxapyroxad1,41000.0%—
Folpet28400.0%—
Fonofos4,07000.0%—
Fonofos oxygen analog15000.0%—
Formetanate hydrochloride2,17300.0%—
Halosulfuron1,41000.0%—
Halosulfuron methyl5400.0%—
Heptachlor3,24800.0%—
Heptachlor epoxide3,32000.0%—
Hexachlorobenzene (HCB)2,34900.0%—
Hexaconazole1,47600.0%—
Hexazinone1,41000.0%—
Hexythiazox2,17300.0%—
Hydroprene1,41000.0%—
Imazalil4,41500.0%—
Imazosulfuron1,41000.0%—
Imidacloprid3,93000.0%—
Imidacloprid urea1,41000.0%—
Imiprothrin2,22700.0%—
Indoxacarb2,88600.0%—
Iprodione3,78600.0%—
Iprovalicarb1,41000.0%—
Isofenphos81700.0%—
Isoprocarb55300.0%—
Kresoxim-methyl1,41000.0%—
Lindane (BHC gamma)5,90800.0%—
Linuron2,58900.0%—
Lufenuron1,41000.0%—
Malathion5,922170.3%Yearly results
Malathion oxygen analog4,36300.0%—
Mandipropamid1,41000.0%—
Metaflumizone1,41000.0%—
Metalaxyl/Mefenoxam4,91100.0%—
Metaldehyde1,41000.0%—
Metconazole1,41000.0%—
Methamidophos4,44670.2%—
Methidathion4,44500.0%—
Methidathion oxygen analog81700.0%—
Methiocarb1,42100.0%—
Methomyl5,91800.0%—
Methoprene1,41000.0%—
Methoxychlor p,p'2,06700.0%—
Methoxychlor Total3,78800.0%—
Methoxyfenozide2,88600.0%—
Metolachlor2,88600.0%—
Metribuzin2,22700.0%—
Mevinphos E22000.0%—
Mevinphos Total4,20300.0%—
Mevinphos Z22000.0%—
MGK-2642,22700.0%—
Monocrotophos2,22700.0%—
Myclobutanil5,87800.0%—
Napropamide4,36300.0%—
Norflurazon2,98400.0%—
Norflurazon desmethyl2,98410.0%—
Novaluron2,06900.0%—
o-Phenylphenol3,7851163.1%Yearly results
Omethoate4,43100.0%—
Oryzalin2,06900.0%—
Oxadixyl2,94900.0%—
Oxamyl5,91800.0%—
Oxamyl oxime2,92200.0%—
Oxychlordane36200.0%—
Oxydemeton methyl2,06900.0%—
Oxydemeton methyl sulfone1,86100.0%—
Oxyfluorfen1,17900.0%—
Paclobutrazol1,41000.0%—
Parathion ethyl5,19100.0%—
Parathion methyl3,78630.1%—
Parathion methyl oxygen analog81700.0%—
Parathion oxygen analog2,29400.0%—
Penconazole1,41000.0%—
Pencycuron1,41000.0%—
Pendimethalin2,86400.0%—
Pentachloroaniline (PCA)2,06900.0%—
Pentachlorobenzene (PCB)4,44500.0%—
Pentachlorophenyl methyl sulfide (PCPMS)2,00400.0%—
Permethrin cis2,58460.2%—
Permethrin Total1,86030.2%—
Permethrin trans2,58490.3%—
Phenmedipham21000.0%—
Phenothrin2,88500.0%—
Phorate3,78600.0%—
Phorate oxygen analog1,17900.0%—
Phorate oxygen analog sulfone1,77200.0%—
Phorate oxygen analog sulfoxide1,41000.0%—
Phorate sulfone3,32500.0%—
Phorate sulfoxide2,92500.0%—
Phosalone3,64300.0%—
Phosmet5,8271712.9%Yearly results
Phosmet oxygen analog1,41000.0%—
Phosphamidon2,37600.0%—
Phoxim1,41000.0%—
Piperonyl butoxide4,7243016.4%Yearly results
Pirimicarb2,62200.0%—
Pirimicarb desmethyl1,41000.0%—
Pirimiphos methyl3,15800.0%—
Prallethrin2,88600.0%—
Procymidone1,41000.0%—
Profenofos1,54200.0%—
Promecarb55300.0%—
Prometryn81700.0%—
Pronamide (Propyzamide)3,17000.0%—
Propamocarb hydrochloride2,62200.0%—
Propargite3,78500.0%—
Propetamphos2,22700.0%—
Propham81700.0%—
Propiconazole2,62200.0%—
Propiconazole I26400.0%—
Propiconazole II26400.0%—
Prothiofos1,41000.0%—
Pymetrozine2,89700.0%—
Pyraclostrobin2,88600.0%—
Pyrazophos1,41000.0%—
Pyrethrins1,41010.1%—
Pyridaben2,88500.0%—
Pyridalyl1,41000.0%—
Pyrimethanil2,88600.0%—
Pyriproxyfen2,88500.0%—
Quinalphos1,41000.0%—
Quinoxyfen1,47600.0%—
Quintozene (PCNB)4,37800.0%—
Resmethrin2,28520.1%—
Resmethrin cis1800.0%—
Resmethrin trans78100.0%—
Sethoxydim1,96300.0%—
Simazine2,81400.0%—
Spinetoram1,41000.0%—
Spinosad A3,78500.0%—
Spinosad D3,78500.0%—
Spirodiclofen1,41000.0%—
Spiromesifen1,42200.0%—
Spirotetramat1,41000.0%—
Spiroxamine1,41000.0%—
Sulfentrazone2,22700.0%—
Sulprofos36200.0%—
Tebuconazole2,22700.0%—
Tebufenozide3,93000.0%—
Tebufenpyrad1,41000.0%—
Tebuthiuron55300.0%—
Tecnazene36200.0%—
Teflubenzuron1,41000.0%—
Tefluthrin2,22700.0%—
Terbacil2,51100.0%—
Terbufos2,37600.0%—
Terbufos sulfone1,91510.1%—
Terbuthylazine1,41000.0%—
Tetrachlorvinphos1,67200.0%—
Tetradifon2,51100.0%—
Tetrahydrophthalimide (THPI)81710.1%—
Tetramethrin2,86400.0%—
Thiabendazole4,9022224.5%Yearly results
Thiacloprid2,88600.0%—
Thiamethoxam3,93030.1%—
Thiobencarb81700.0%—
Thiodicarb2,09800.0%—
Thionazin81700.0%—
Tolylfluanid1,41000.0%—
Tri Allate1,21200.0%—
Triadimefon2,51100.0%—
Triadimenol2,16700.0%—
Triazophos1,41000.0%—
Trifloxystrobin2,88600.0%—
Triflumizole2,88600.0%—
Trifluralin5,82200.0%—
Triticonazole65900.0%—
Vernolate2,11400.0%—
Vinclozolin3,68600.0%—
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About these results

Source: USDA Pesticide Data Program. Included annual releases: 1996, 1997, 1998, 2003, 2004, 2008, 2009, 2010, 2016, 2017, 2018.

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