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Table 1 Pesticides used in the largest volume in the U.S. agriculture

From: Application of the Food Quality Protection Act children’s health safety factor in the U.S. EPA pesticide risk assessments

Pesticide name and type, ordered by volume of useEstimated use in 2016, millions of pounds [12]EPA document yearThe FQPA factor for acute dietary exposuresThe FQPA factor for chronic dietary exposuresReference
Glyphosate (herbicide)288–2902017N/A1X[13]
Atrazine (herbicide)75–7620181X1Xb[14]
Metolachlor and S-metolachlor, combined (herbicide)66–722019N/A1X[15]
Dichloropropene (fumigant)48–592013N/A1X[16]
Acetochlor (herbicide)45–4820181X1X[17]
2,4-Dichlorophenoxyacetic acid (herbicide 2,4-D)44–4720171X1X[18]
Pendimethalin (herbicide)11–1820171X1X[19]
Paraquat (herbicide)9–1420191X1X[20]
Chlorothalonil (fungicide)10–112012N/A1X[21]
Glufosinate (herbicide)9–1120121Xa10X[22]
Dicamba (herbicide)8–1020161X1X[23]
Ethephon (plant growth regulator)920151X1X[24]
  1. N/A not available, indicating that an FQPA factor was not assigned for this exposure scenario
  2. aThe EPA did not assign an FQPA factor for the acute dietary exposure scenario for glufosinate for the general population, including infants and children; for acute dietary exposure assessment for females 13–49 years of age, the EPA assigned a 1X FQPA factor
  3. bChronic dietary exposure to atrazine metabolite hydroxyatrazine