40 CFR § 442.35
Pretreatment standards for existing sources (PSES)
June 9, 2020
Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart must achieve the following pretreatment standards:
Table—Pretreatment Standards
Open Table
Regulated parameter | Maximum daily1 |
---|---|
Non-polar material (SGT-HEM) | 26 |
Cadmium | 0.020 |
Chromium | 0.42 |
Copper | 0.10 |
Lead | 0.14 |
Mercury | 0.0013 |
Nickel | 0.58 |
Zinc | 8.3 |
1 Mg/L (ppm).