40 CFR § 465.34
Pretreatment standards for existing sources
June 9, 2020
Except as provided in 40 CFR 403.7 and 403.13, any existing 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 existing sources. The mass of wastewater pollutants in coil coating process wastewater introduced into a POTW shall not exceed the following values:
Subpart C
Open Table
| Pollutant or pollutant property | PSES | |||
|---|---|---|---|---|
| Maximum for any 1 day | Maximum for monthly average | |||
| mg/m2 (pounds per 1 million ft2) of area processed | ||||
| Chromium | 0.42 | (0.085) | 0.17 | (0.034) |
| Cyanide | 0.29 | (0.059) | 0.12 | (0.024) |
| Zinc | 1.32 | (0.27) | 0.56 | (0.12) |
[47 FR 54244, Dec. 1, 1982; 49 FR 33649, Aug. 24, 1984]
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