Appendix A3. Organics Discharge Limits Based on Fume Toxicity
Latest version.
Maximum Allowable
Parameter Concentration, mg/L Benzene 0.01 Bromomethane 0.002 Carbon Disulfide 0.06 Carbon Tetrachloride 0.03 Chlorobenzene 2.35 Chloroethane 0.42 Chloroform 0.42 Chloromethane 0.007 1, 2-Dichlorobenzene 3.74 1,4- Dichlorobenzene 3.54 1, 1-Dichlorobenzene 4.58 Trans-1, 2-Dichloroethylene 0.28 1, 2-Dichloropropane 3.65 1, 3-Dichloropropane 0.09 Ethyl Benzene 1.59 Ethylene Dichloride 1.05 Formaldehyde 0.07 Hexachloro-1, 3-Butadiene 0.0002 Hexachloroethane 0.96 Methyl Ethyl Ketone 0.01 Methylene Chloride 4.15 Toluene 1.35 1, 2, 4-Trichlorobenzene 0.43 1, 1, 1-Trichloroethane 1.55 Trichloroethylene 0.71 Trichlorofluoromethane 1.22 Vinyl Chloride 0.003 1, 1-Dichloroethylene 0.003 Aroclor 1242 0.01 Aroclor 1254 0.005 The maximum levels listed above are based on fume toxicity standards from the EPA "Guidance Manual on the Development and Implementation of Local Discharge Limits under the Pretreatment Program", December 1987.
(Res. No. 06-1167, 11-15-06)