40 CFR § 469.43
Pretreatment standards for new sources (PSNS)
June 9, 2020
Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS):
Open Table
| Pollutant property | For any 1 day | Monthly average shall not exceed |
|---|---|---|
| Milligrams per liter (mg/l) | ||
| Cadmium | 0.55 | 0.26 |
| Antimony | 0.10 | 0.04 |
| Zinc | 1.64 | 0.67 |
| Fluoride | 35.0 | 18.0 |
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