Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 468.13 - New source performance standards (NSPS).

The following standards of performance establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a new source subject to the provisions of this subpart:

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

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
Chromium0.0380.015
Copper0.1310.062
Lead0.0100.0092
Nickel0.0560.038
Zinc0.1050.043
Oil and grease1.0301.030
TSS1.5451.236
pH( 1)( 1)

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

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

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
Chromium0.1400.056
Copper0.4850.231
Lead0.0370.034
Nickel0.2080.140
Zinc0.3860.159
Oil and grease3.7903.790
TSS5.6854.548
pH( 1)( 1)

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

(c) Subpart A—Drawing Spent Lubricant NSPS.

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
Oil and grease0.850.85
TSS1.2751.020
pH( 1)( 1)

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

(d) Subpart A—Solution Heat Treatment NSPS.

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 heat treated
Chromium0.2390.096
Copper0.8260.394
Lead0.0640.058
Nickel0.3550.239
Zinc0.6580.271
Oil and grease6.4606.460
TSS9.6907.752
pH( 1)( 1)

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

(e) Subpart A—Extrusion Heat Treatment NSPS.

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 and extrusion press
Chromium0.000740.00030
Copper0.00200.0010
Lead0.000200.00018
Nickel0.00100.00074
Zinc0.00200.00084
Oil and grease0.0200.020
TSS0.0300.024
pH( 1)( 1)

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

(f) Subpart A—Annealing with Water NSPS.

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
Oil and grease12.40012.400
TSS18.60014.880
pH( 1)( 1)

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

(g) Subpart A—Annealing with Oil NSPS.

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
Oil and grease00
TSS00
pH( 1)( 1)

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

(h) Subpart A—Alkaline Cleaning Rinse NSPS.

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
Oil and grease42.14042.140
TSS63.21050.568
pH( 1)( 1)

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

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

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
Oil and grease126.420126.420
TSS189.630151.704
pH( 1)( 1)

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

(j) Subpart A—Alkaline Cleaning Bath NSPS.

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
Oil and grease0.460.46
TSS0.700.56
pH( 1)( 1)

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

(k) Subpart A—Pickling Rinse NSPS.

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
Oil and grease5.8505.850
TSS8.7757.020
pH( 1)( 1)

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

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

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
Oil and grease17.55017.550
TSS26.32521.060
pH( 1)( 1)

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

(m) Subpart A—Pickling Bath NSPS.

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
Oil and grease1.1601.160
TSS1.7401.392
pH( 1)( 1)

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

(n) Subpart A—Pickling Fume Scrubber NSPS.

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
Oil and grease6.2606.260
TSS9.3907.512
pH( 1)( 1)

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

(o) Subpart A—Tumbling or Burnishing NSPS.

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Metric units—mg/off-kg of copper or copper 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
Oil and grease5.8305.830
TSS8.7456.996
pH( 1)( 1)

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

(p) Subpart A—Surface Coating NSPS.

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
Oil and grease7.4307.430
TSS11.1458.916
pH( 1)( 1)

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

(q) Subpart A—Miscellaneous Waste Streams NSPS.

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/1,000,000 off-pounds of copper or copper alloy formed
Chromium0.008 0.003
Copper0.027 0.013
Lead0.00210.0019
Nickel0.011 0.008
Zinc0.022 0.009
Oil and grease0.218 0.218
TSS0.327 0.261
pH( 1)( 1)

Within the range of 7.5 to 10.0 at all times.

[48 FR 36957, Aug. 15, 1983; 48 FR 50718, 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 468.13