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 Code of Federal Regulations (Last Updated: November 8, 2024)
 Title 40 - Protection of Environment
 Chapter I - Environmental Protection Agency
 SubChapter N - Effluent Guidelines and Standards
 Part 455 - Pesticide Chemicals

  Table 2 to Part 455 - Organic Pesticide Active Ingredient Effluent Limitations Best Available Technology Economically Achievable (BAT) and Pretreatment Standards for Existing Sources (PSES)  

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  • Table 2 to Part 455 - Organic Pesticide Active Ingredient Effluent Limitations Best Available Technology Economically Achievable (BAT) and Pretreatment Standards for Existing Sources (PSES)

    Pesticide kg/kkg (lb/1,000 lb) Pounds of pollutant per 1000 lbs. product Notes
    Daily maximum shall not exceed Monthly average shall not exceed
    2,4-D 1.97 × 10−3 6.40 × 10−4
    2,4-D Salts and Esters (1) (1)
    2,4-DB Salts and Esters (1) (1)
    Acephate 6.39 × 10−4 1.97 × 10−4
    Acifluorfen 2.45 9.3 × 10−1
    Alachlor 5.19 × 10−3 1.54 × 10−3
    Aldicarb 7.23 × 10−4 3.12 × 10−4
    Ametryn 7.72 × 10−3 2.53 × 10−3
    Atrazine 5.12 × 10−3 1.72 × 10−3
    Azinphos Methyl 2.74 × 10−2 1.41 × 10−2
    Benfluralin 3.22 × 10−4 1.09 × 10−4 1
    Benomyl and Carbendazim 3.50 × 10−2 8.94 × 10−3 2
    Bolstar 1.69 × 10−2 8.72 × 10−3
    Bromacil 3.83 × 10−1 1.16 × 10−1
    Bromacil, lithium (1) (1)
    Bromoxynil 3.95 × 10−3 1.27 × 10−3
    Bromoxynil octanoate 3.95 × 10−3 1.27 × 10−3
    Busan 40 [Potassium N-hydroxymethyl -N- methyldithiocarbamate] 5.74 × 10−3 1.87 × 10−3
    Busan 85 [Potassium dimethyldithiocarbamate] 5.74 × 10−3 1.87 × 10−3
    Butachlor 5.19 × 10−3 1.54 × 10−3
    Captafol 4.24 × 10−6 1.31 × 10−6
    Carbam-S [Sodium dimethyldithiocarbamate] 5.74 × 10−3 1.87 × 10−3
    Carbaryl 1.6 × 10−3 7.3 × 10−4
    Carbofuran 1.18 × 10−4 2.80 × 10−5
    Chloroneb 8.16 × 10−2 3.31 × 10−2
    Chlorothalonil 1.51 × 10−3 4.57 × 10−4
    Chlorpyrifos 8.25 × 10−4 2.43 × 10−4
    Cyanazine 1.03 × 10−2 3.33 × 10−3
    Dazomet 5.74 × 10−3 1.87 × 10−3
    DCPA 7.79 × 10−2 2.64 × 10−2
    DEF [S,S,S-Tributyl phosphorotrithioate] 1.15 × 10−2 5.58 × 10−3
    Diazinon 2.82 × 10−3 1.12 × 10−3
    Dichlorprop Salts and Esters (1) (1)
    Dichlorvos 9.6 × 10−5 2.95 × 10−5
    Dinoseb 4.73 1.43
    Dioxathion 3.40 × 10−2 1.29 × 10−2
    Disulfoton 7.33 × 10−3 3.79 × 10−3
    Diuron 3.15 × 10−2 1.4 × 10−2
    Endothall Salts and Esters (1) (1)
    Endrin 2.2 × 10−2 5.1 × 10−3
    Ethalfluralin 3.22 × 10−4 1.09 × 10−4 1
    Ethion 5.51 × 10−3 1.57 × 10−3
    Fenarimol 1.02 × 10−1 3.61 × 10−2
    Fensulfothion 1.48 × 10−2 7.64 × 10−3
    Fenthion 1.83 × 10−2 9.45 × 10−3
    Fenvalerate 5.40 × 10−3 2.08 × 10−3
    Heptachlor 8.8 × 10−3 2.9 × 10−3
    Isopropalin 7.06 × 10−3 2.49 × 10−3 1
    KN Methyl [Potassium N-methyldithiocarbamate] 5.74 × 10−3 1.87 × 10−3
    Linuron 2.69 × 10−3 1.94 × 10−3
    Malathion 2.35 × 10−4 9.55 × 10−5
    MCPA Salts and Esters (1) (1)
    MCPP Salts and Esters (1) (1)
    Merphos 1.15 × 10−2 5.58 × 10−3
    Methamidophos 1.46 × 10−2 7.53 × 10−3
    Methomyl 3.82 × 10−3 1.76 × 10−3
    Methoxychlor 3.23 × 10−3 1.31 × 10−3
    Metribuzin 1.36 × 10−2 7.04 × 10−3
    Mevinphos 1.44 × 10−4 5.10 × 10−5
    Nabam 5.74 × 10−3 1.87 × 10−3
    Nabonate 5.74 × 10−3 1.87 × 10−3
    Naled (1) (1)
    Norflurazon 7.20 × 10−4 3.10 × 10−4
    Organo-tin pesticides 1.72 × 10−2 7.42 × 10−3 3
    Parathion 7.72 × 10−4 3.43 × 10−4
    Parathion methyl 7.72 × 10−4 3.43 × 10−4
    PCNB 5.75 × 10−4 1.90 × 10−4
    Pendimethalin 1.30 × 10−2 3.99 × 10−3
    Permethrin 2.32 × 10−4 6.06 × 10−5
    Phorate 3.12 × 10−4 9.37 × 10−5
    Phosmet (1) (1) 4
    Prometon 7.72 × 10−3 2.53 × 10−3
    Prometryn 7.72 × 10−3 2.53 × 10−3
    Pronamide 6.64 × 10−4 2.01 × 10−4
    Propachlor 5.19 × 10−3 1.54 × 10−3
    Propanil 1.06 × 10−3 4.84 × 10−4
    Propazine 7.72 × 10−3 2.53 × 10−3
    Pyrethrin I and Pyrethrin II 1.24 × 10−2 3.33 × 10−3
    Simazine 7.72 × 10−3 2.53 × 10−3
    Stirofos 4.10 × 10−3 1.35 × 10−3
    TCMTB 3.89 × 10−3 1.05 × 10−3
    Tebuthiuron 9.78 × 10−2 3.40 × 10−2
    Terbacil 3.83 × 10−1 1.16 × 10−1
    Terbufos 4.92 × 10−4 1.26 × 10−4
    Terbuthylazine 7.72 × 10−3 2.53 × 10−3
    Terbutryn 7.72 × 10−3 2.53 × 10−3
    Toxaphene 1.02 × 10−2 3.71 × 10−3
    Triadimefon 6.52 × 10−2 3.41 × 10−2
    Trifluralin 3.22 × 10−4 1.09 × 10−4 1
    Vapam [Sodium methyldithiocarbamate] 5.74 × 10−3 1.87 × 10−3
    Ziram [Zinc dimethyldithiocarbanate] 5.74 × 10−3 1.87 × 10−3

    1 No discharge of process wastewater pollutants.

    Notes:

    1 Monitor and report as total Trifluralin.

    2 Pounds of product include Benomyl and any Carbendazim production not converted to Benomyl.

    3 Monitor and report as total tin.

    4 Applies to purification by recrystalization portion of the process.

    [58 FR 50695, Sept. 28, 1993, as amended at 63 FR 39443, July 22, 1998]