Except as provided in 40 CFR 403.7 , 403.13 or § 437.20(b) , and no later than December 22, 2003, any existing source subject to this subpart must achieve the following pretreatment standards:
Pretreatment Standards (PSES)
Regulated parameter | Maximum daily1 | Maximum monthly avg.1 |
Metal Parameters | ||
Chromium | 0.947 | 0.487 |
Cobalt | 56.4 | 18.8 |
Copper | 0.405 | 0.301 |
Lead | 0.222 | 0.172 |
Tin | 0.249 | 0.146 |
Zinc | 6.95 | 4.46 |
Organic Parameters | ||
Bis(2-ethylhexyl) phthalate | 0.267 | 0.158 |
Carbazole | 0.392 | 0.233 |
n-Decane | 5.79 | 3.31 |
Fluoranthene | 0.787 | 0.393 |
n-Octadecane | 1.22 | 0.925 |
1 mg/L (ppm).
40 C.F.R. §437.25