40 C.F.R. § 471.15

Current through May 31, 2024

Section 471.15 - Pretreatment standards for new sources (PSNS)

Except as provided in 40 CFR 403.7 , any new sources 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. The mass of wastewater pollutants in lead-tin-bismuth forming process wastewater introduced into a POTW shall not exceed the following values:

(a)Rolling spent emulsions.

Subpart A-PSNS

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
Antimony	0.067	0.030
Lead	0.010	0.005

(b)Rolling spent soap solutions.

Subpart A-PSNS

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
Antimony	0.120	0.055
Lead	0.018	0.009

(c)Drawing spent neat oils-subpart A-PSNS. There shall be no discharge of process wastewater pollutants.

(d)Drawing spent emulsions.

Subpart A-PSNS

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 drawn with emulsions
Antimony	0.076	0.034
Lead	0.011	0.005

(e)Drawing spent soap solutions.

Subpart A-PSNS

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 drawn with soap solutions
Antimony	0.022	0.010
Lead	0.003	0.002

(f)Extrusion press and solution heat treatment contact cooling water.

Subpart A-PSNS

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 heat treated
Antimony	0.414	0.185
Lead	0.061	0.029

(g)Extrusion press hydraulic fluid leakage.

Subpart A-PSNS

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 extruded
Antimony	0.158	0.071
Lead	0.023	0.011

(h)Continuous strip casting contact cooling water.

Subpart A-PSNS

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 cast by the continuous strip method
Antimony	0.003	0.001
Lead	0.0004	0.0002

(i)Semi-continuous ingot casting contact cooling water.

Subpart A-PSNS

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 ingot cast by the semi-continuous method
Antimony	0.009	0.004
Lead	0.001	0.0006

(j)Shot casting contact cooling water.

Subpart A-PSNS

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 shot cast
Antimony	0.107	0.048
Lead	0.016	0.008

(k)Shot-forming wet air pollution control scrubber blowdown.

Subpart A-PSNS

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 shot formed
Antimony	0.169	0.076
Lead	0.025	0.012

(l)Alkaline cleaning spent baths.

Subpart A-PSNS

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 alkaline cleaned
Antimony	0.345	0.154
Lead	0.051	0.024

(m)Alkaline cleaning rinse.

Subpart A-PSNS

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 alkaline cleaned
Antimony	0.678	0.302
Lead	0.099	0.047

(n)Swaging spent emulsions.

Subpart A-PSNS

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 swaged with emulsion
Antimony	0.005	0.003
Lead	0.0008	0.0004

(o)Degreasing spent solvents-subpart A-PSNS. There shall be no discharge of process wastewater pollutants.

40 C.F.R. §471.15

50 FR 34270, Aug. 23, 1985; 51 FR 2884, Jan. 22, 1986