Except as provided in 40 CFR 403.7 and 403.13, 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:

Subpart A—PSNS

Open Table
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metal preparation Coating operation Metal prepartion Coating operation
    Metric units—mg/m2 of area processed or coated
Chromium 3.7 0.47 1.5 0.19
Lead 1.0 0.13 0.9 0.11
Nickel 12.0 1.51 6.3 0.79
Zinc 10.2 1.29 4.2 0.53
    English units—pounds per 1 million ft2 of area processed or coated
Chromium 0.76 0.10 0.31 0.04
Lead 0.2 0.03 0.19 0.002
Nickel 2.46 0.31 1.29 0.16
Zinc 2.09 0.27 0.86 0.11

[47 FR 53184, Nov. 24, 1982, as amended at 50 FR 36543, Sept. 6, 1985]


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