New source performance standards (NSPS).

§ 471.13 New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards. The mass of pollutants in the lead-tin-bismuth forming operations' process wastewater shall not exceed the following values:

(a) Rolling spent emulsions.

Subpart A—NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth rolled with emulsions
Antimony0.0670.030
Lead0.0100.005
Oil and grease0.4680.281
TSS0.9600.457
pH( 1)

1 Within the range of 7.5 to 10.0 at all times.

(b) Rolling spent soap solutions.

Subpart A—NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of lead-tin-bismuth rolled with soap solutions
Antimony0.1200.055
Lead0.0180.009
Oil and grease0.8600.520
TSS1.800.840
pH( 1)

1 Within the range of 7.5 to 10.0 at all times.

(c) Drawing spent neat oilssubpart A—NSPS. There shall be no discharge of process wastewater pollutants.

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