View all text of Subpart G [§ 429.80 - § 429.86]
§ 429.85 - Pretreatment standards for existing sources (PSES).
Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart which introduces process wastewater pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and meet the following pretreatment standards for existing sources (PSES):
Subpart G
[PSES Effluent Limitations]
Pollutant or pollutant property | Maximum for any 1 day (mg/l) | Oil and grease | 100 | Copper | 5 | Chromium | 4 | Arsenic | 4 |
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[Grams per cubic meter of production]
Pollutant or pollutant property | Maximum for any 1 day | Oil and grease | 20.5 | Copper | .62 | Chromium | .41 | Arsenic | .41 |
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