Pretreatment standards for existing sources (PSES).

§ 420.125 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 pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for existing sources.

(a) Galvanizing, terne coating and other coatings—(1) Strip, sheet, and miscellaneous products.

Subpart L

Pretreatment standards for existing sources Pollutant or pollutant property
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead0.001130.000376
Zinc0.001500.000500
Chromium (hexavalent) 10.0001500.0000501
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