Except as provided in 40 CFR 403.7, 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 C—PSNS

Open Table
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metal preparation Coating operation Metal preparation Coating operation
    Metric units—mg/m2 of area processed or coated
Chromium 3.60 0.47 1.46 0.19
Lead 0.97 0.13 0.88 0.11
Nickel 5.35 0.69 3.60 0.47
Zinc 9.92 1.29 4.09 0.53
    English units—pounds per 1 million ft2 of area processed or coated
Chromium 0.74 0.10 0.30 0.04
Lead 0.20 0.03 0.18 0.02
Nickel 1.10 0.14 0.74 0.10
Zinc 2.03 0.27 0.84 0.11

[47 FR 53184, Nov. 24, 1982, as amended at 50 FR 36545, Sept. 6, 1985]


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