Laserfiche WebLink
Exhibit A - Biosolids Quality Standards <br />MAXIMUM CONCENTRATION OF CONTAMINANTS FOR TOXICITY CHARACTERISTIC <br />Regulatory Level <br />Contaminant <br />(mglL) <br />Arsenic <br />5.0 <br />Barium <br />100.0 <br />Benzene <br />0.5 <br />Cadmium <br />1.0 <br />Carbon tetrachloride <br />0.5 <br />Chlordane <br />0.03 <br />Chlorobenzene <br />100.0 <br />Chloroform <br />6.0 <br />Chromium <br />5,0 <br />o -Cresol <br />200.0' <br />m -Cresol <br />200.0' <br />p -Cresol <br />200:0' <br />Cresol <br />200.0' <br />2,4-D <br />10.0 <br />1,4 -Dichlorobenzene <br />7.5 <br />1,2-Dichloroethane <br />0.5 <br />1,1-Dichloroethylene <br />0.7 <br />2,4-Dinitrotoluene <br />0.13 <br />Endrin <br />0.02 <br />Heptachlor (and its hydroxide) <br />0.008 <br />Hexachlorobenzene <br />0.137 <br />Hexachloro-1,,3-butadiene <br />0,5 <br />I-lexachlofoethane <br />3,0 <br />Lead <br />5.0 <br />Lindane <br />0.4 <br />Mercury <br />0.2 <br />Methoxychlor <br />10.0 <br />Methyl ethyl ketone <br />200.0 <br />Nitrobenzene <br />2.0 <br />Pentachlorophenol <br />100.0 <br />Pyridine <br />6.01 <br />Selenium <br />1.0 <br />Silver <br />5,0 <br />Tetrachloroethylene <br />0,7 <br />Toxaphene <br />0.5 <br />Trichloroethylene <br />0.5 <br />2,4,5 -Trichlorophenol <br />400.0 <br />2,4,6-Trichicrophenol <br />2,0 <br />2,4.5 -Tp (Silvex) <br />1.0 <br />'Vinyl chloride <br />0.2 <br />'if o-, m-, and p cresol concentrations cannot be differentiated, the total cresol.(0026) concentration is used. The <br />regulatory level of total cresol its 200 mg/L. <br />2Quantilation limit is :greater than than calculated regulatory level. The quantitation limit therefore becomes the <br />regulatory level. <br />69 <br />