Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 468.15 - Pretreatment standards for new sources (PSNS).

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 sources for new sources:

(a) Subpart A—Hot Rolling Spent Lubricant PSNS.

Pollutant or pollutant property Maximum for any one day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy hot rolled
English units—pounds per 1,000,000 off-pounds of copper or copper alloy hot rolled
Chromium0.0380.015
Copper0.1310.062
Lead0.0100.0092
Nickel0.0560.038
Zinc0.1050.043
TTO0.0350.035
Oil and grease 11.0301.030

1 For alternate monitoring.

(b) Subpart A—Cold Rolling Spent Lubricant PSNS.

Pollutant or pollutant property Maximum for any one day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy cold rolled
English units—pounds per 1,000,000 off-pounds of copper or copper alloy cold rolled
Chromium0.1400.056
Copper0.4850.231
Lead0.0370.034
Nickel0.2080.140
Zinc0.3860.159
TTO0.1280.128
Oil and grease 13.7903.790

1 For alternate monitoring.

(c) Subpart A—Drawing Spent Lubricant PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy drawn
English units—pounds per 1,000,000 off-pounds of copper or copper alloy drawn
Chromium0.0310.012
Copper0.1080.051
Lead0.00850.0076
Nickel0.0460.031
Zinc0.0860.035
TTO0.0280.028
Oil and grease 10.8500.850

1 For alternate monitoring.

(d) Subpart A—Solution Heat Treatment PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy heat treated
English units—pounds per 1,000,000 off-pounds of copper or copper alloy heat treated
Chromium0.2390.096
Copper0.8260.394
Lead0.0640.058
Nickel0.3550.239
Zinc0.6580.271
TTO0.2190.219
Oil and grease 16.4606.460

1 For alternate monitoring.

(e) Subpart A—Extrusion Heat Treatment PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy heat treated on an extrusion press
English units—pounds per 1,000,000 off-pounds of copper or copper alloy heat treated on an extrusion press
Chromium0.000740.00030
Copper0.00200.0010
Lead0.000200.00018
Nickel0.00100.00074
Zinc0.00200.00084
TTO0.000680.00068
Oil and grease 10.0200.020

1 For alternate monitoring.

(f) Subpart A—Annealing with Water PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy annealed with water
English units—pounds per 1,000,000 off-pounds of copper or copper alloy annealed with water
Chromium0.4580.186
Copper1.5870.756
Lead0.1240.111
Nickel0.6820.458
Zinc1.2640.520
TTO0.4210.421
Oil and grease 112.40012.400

1 For alternate monitoring.

(g) Subpart A—Annealing With Oil PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy annealed with oil
English units—pounds per 1,000,000 off-pounds of copper or copper alloy annealed with oil
Chromium00
Copper00
Lead00
Nickel00
Zinc00
TTO00
Oil and grease 100

1 For alternate monitoring.

(h) Subpart A—Alkaline Cleaning Rinse PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy alkaline cleaned
English units—pounds per 1,000,000 off-pounds of copper or copper alloy alkaline cleaned
Chromium1.5590.632
Copper5.3932.570
Lead0.4210.379
Nickel2.3171.559
Zinc4.2981.769
TTO1.4321.432
Oil and grease 142.14042.140

1 For alternate monitoring.

(i) Subpart A—Alkaline Cleaning Rinse for Forged Parts PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy forged parts alkaline cleaned
English units—pounds per 1,000,000 off-pounds of copper or copper alloy forged parts alkaline cleaned
Chromium4.6771.896
Copper16.1817.711
Lead1.2641.137
Nickel6.9534.677
Zinc12.8945.309
TTO4.2984.298
Oil and grease 1126.420126.420

1 For alternate monitoring.

(j) Subpart A—Alkaline Cleaning Bath PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy alkaline cleaned
English units—pounds per 1,000,000 off-pounds of copper or copper alloy alkaline cleaned
Chromium0.0170.0070
Copper0.0590.028
Lead0.00460.0042
Nickel0.0250.017
Zinc0.0470.019
TTO0.0150.015
Oil and grease 10.460.46

1 For alternate monitoring.

(k) Subpart A—Pickling Rinse PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy pickled
English units—pounds per 1,000,000 off-pounds of copper or copper alloy pickled
Chromium0.2160.087
Copper0.7480.356
Lead0.0580.052
Nickel0.3210.216
Zinc0.5960.245
TTO0.1980.198
Oil and grease 15.8505.850

1 For alternate monitoring.

(l) Subpart A—Pickling Rinse for Forged Parts PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy forged parts pickled
English units—pounds per 1,000,000 off-pounds of copper or copper alloy forged parts pickled
Chromium0.6490.263
Copper2.2461.070
Lead0.1750.157
Nickel0.9650.649
Zinc1.7900.737
TTO0.5960.596
Oil and grease 117.55017.550

1 For alternate monitoring.

(m) Subpart A—Pickling Bath PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy pickled
English units—pounds per 1,000,000 off-pounds of copper or copper alloy pickled
Chromium0.0420.017
Copper0.1480.070
Lead0.0110.010
Nickel0.0630.042
Zinc0.1180.048
TTO0.0390.039
Oil and grease 11.1601.160

1 For alternate monitoring.

(n) Subpart A—Pickling Fume Scrubber PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy pickled
English units—pounds per 1,000,000 off-pounds of copper or copper alloy pickled
Chromium0.2310.093
Copper0.8010.381
Lead0.0620.056
Nickel0.3440.231
Zinc0.6380.262
TTO0.2120.212
Oil and grease 16.2606.260

1 For alternate monitoring.

(o) Subpart A—Tumbling or Burnishing PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy tumbled or burnished
English units—pounds per 1,000,000 off-pounds of copper or copper alloy tumbled or burnished
Chromium0.2150.087
Copper0.7460.355
Lead0.0580.052
Nickel0.3200.215
Zinc0.5940.244
TTO0.1980.198
Oil and grease 15.8305.830

1 For alternate monitoring.

(p) Subpart A—Surface Coating PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy surface coated
English units—pounds per 1,000,000 off-pounds of copper or copper alloy surface coated
Chromium0.2740.111
Copper0.9510.453
Lead0.0740.066
Nickel0.4080.274
Zinc0.7570.312
TTO0.2520.252
Oil and grease 17.4307.430

1 For alternate monitoring.

(q) Subpart A—Miscellaneous Waste Streams PSNS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper alloy formed
English units—pounds per 1,000,000 off-pounds of copper or copper alloy formed
Chromium0.0080.003
Copper0.0270.013
Lead0.00210.0019
Nickel0.0110.008
Zinc0.0220.009
TTO0.0070.007
Oil and grease 10.2180.218

1 For alternate monitoring.

[48 FR 36957, Aug. 15, 1983; 48 FR 50719, Nov. 3, 1983]
authority: Secs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) the “Act”); 33 U.S.C. 1311,1314,c,e,and, 1316 (b) andc, 1317 (b) andc,and; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217
source: 48 FR 36957, Aug. 15, 1983, unless otherwise noted.
cite as: 40 CFR 468.15