40 CFR 415.384 - Pretreatment standards for existing sources (PSES).

§ 415.384 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 (PSES):
Subpart AL—Ferric Chloride
Pollutant or pollutant property PSES limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Milligrams per liter (mg/l)
Total Chromium 3.0 1.0
Hexavalent Chromium 0.25 0.09
Copper (T) 1.0 0.50
Nickel (T) 2.0 1.0
Zinc (T) 5.0 2.5

Title 40 published on 2014-07-01

no entries appear in the Federal Register after this date.

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