Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 468.14 - Pretreatment standards for existing sources (PSES).

Except as provided in 40 CFR 403.7 and 403.13, any existing 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 existing sources:

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

Pollutant or pollutant property Maximum for any 1 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
Chromium0.0450.018
Copper0.1950.103
Lead0.0150.013
Nickel0.1970.130
Zinc0.1500.062
TTO0.0660.035
Oil and grease 12.0601.236

1 For alternate monitoring.

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

Pollutant or pollutant property Maximum for any 1 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
Chromium0.1660.068
Copper0.7200.379
Lead0.0560.049
Nickel0.7270.481
Zinc0.5530.231
TTO0.2460.128
Oil and grease 17.5804.548

1 For alternate monitoring

(c) Subpart A—Drawing Spent Lubricant PSES.

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
Chromium0.0370.015
Copper0.1610.085
Lead0.0120.011
Nickel0.1630.107
Zinc0.1240.051
TTO0.0550.028
Oil and grease 11.7001.020

1 For alternate monitoring.

(d) Subpart A—Solution Heat Treatment PSES.

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
Chromium0.2840.116
Copper1.2270.646
Lead0.0960.083
Nickel1.2400.820
Zinc0.9430.394
TTO0.4190.219
Oil and grease 112.9207.752

1 For alternate monitoring.

(e) Subpart A—Extrusion Heat Treatment PSES.

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
Chromium0.000880.00036
Copper0.00300.0020
Lead0.000300.00026
Nickel0.00300.0020
Zinc0.00200.0010
TTO0.00100.00068
Oil and grease 10.0400.024

1 For alternate monitoring.

(f) Subpart A—Annealing with Water PSES.

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
Chromium0.5450.223
Copper2.3561.240
Lead0.1860.161
Nickel2.3801.574
Zinc1.8100.756
TTO0.8060.421
Oil and grease 124.80014.880

1 For alternate monitoring.

(g) Subpart A—Annealing With Oil PSES.

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 PSES.

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
Chromium1.8540.758
Copper8.0064.214
Lead0.6320.547
Nickel8.0905.351
Zinc6.1522.570
TTO2.7391.432
Oil and grease 184.28050.568

1 For alternate monitoring.

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

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
Chromium5.5622.275
Copper24.01912.642
Lead1.8961.643
Nickel24.27216.055
Zinc18.4577.711
TTO8.2174.298
Oil and grease 1252.840151.704

1 For alternate monitoring.

(j) Subpart A—Alkaline Cleaning Bath PSES.

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 alkaine cleaned
Chromium0.0200.0084
Copper0.0880.046
Lead0.00700.0060
Nickel0.0890.059
Zinc0.0680.028
TTO0.0300.015
Oil and grease 10.930.56

1 For alternate monitoring.

(k) Subpart A—Pickling Rinse PSES.

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 of pounds of copper or copper alloy pickled
Chromium0.5740.235
Copper2.4811.306
Lead0.1950.169
Nickel2.5071.658
Zinc1.9060.796
TTO0.8480.444
Oil and grease 126.12015.672

1 For alternate monitoring.

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

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
Chromium1.7230.705
Copper7.4443.918
Lead0.5870.509
Nickel7.5224.975
Zinc5.7202.389
TTO2.5461.332
Oil and grease 178.36047.016

1 For alternate monitoring.

(m) Subpart A—Pickling Bath PSES.

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
Chromium0.0510.020
Copper0.2200.116
Lead0.0170.015
Nickel0.2220.147
Zinc0.1690.070
TTO0.0750.039
Oil and grease 12.3201.392

1 For alternate monitoring.

(n) Subpart A—Pickling Fume Scrubber PSES

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
Chromium0.2750.112
Copper1.1890.626
Lead0.0930.081
Nickel1.2010.795
Zinc0.9130.381
TTO0.4060.212
Oil and grease 112.5207.512

1 For alternate monitoring.

(o) Subpart A—Tumbling or Burnishing PSES.

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
Chromium0.2560.104
Copper1.1070.583
Lead0.0870.075
Nickel1.1190.740
Zinc0.8510.355
TTO0.3780.198
Oil and grease 111.6606.996

1 For alternate monitoring.

(p) Subpart A—Surface Coating PSES.

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
Chromium0.3260.133
Copper1.4110.743
Lead0.1110.096
Nickel1.4260.943
Zinc1.0840.453
TTO0.4820.252
Oil and grease 114.8608.916

1 For alternate monitoring.

(q) Subpart A—Miscellaneous Waste Streams PSES.

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
Chromium0.0090.003
Copper0.0410.021
Lead0.0030.002
Nickel0.0410.027
Zinc0.0310.013
TTO0.0140.007
Oil and grease 10.4360.261

1 For alternate monitoring.

[48 FR 36957, Aug. 15, 1983, as amended at 51 FR 22521, June 20, 1986]
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 468.14