Regulations last checked for updates: May 03, 2025
Title 40 - Protection of Environment last revised: Nov 03, 2025
§ 468.10 - Applicability; description of the copper forming subcategory.
This subpart applies to discharges of pollutants to waters of the United States, and introduction of pollutants into publicly owned treatment works from the forming of copper and copper alloys except beryllium copper alloys.
[51 FR 7571, Mar. 5, 1986]
§ 468.11 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available:
(a) Subpart A—Hot Rolling Spent Lubricant BPT Effluent Limitations.
| 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
|
| Chromium | 0.045 | 0.018
|
| Copper | 0.195 | 0.103
|
| Lead | 0.015 | 0.013
|
| Nickel | 0.197 | 0.130
|
| Zinc | 0.150 | 0.062
|
| Oil and grease | 2.060 | 1.236
|
| TSS | 4.223 | 2.008
|
| pH | (
1) | (
1)
|
(b) Subpart A—Cold Rolling Spent Lubricant BPT Effluent Limitations.
| 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
|
| Chromium | 0.166 | 0.068
|
| Copper | 0.720 | 0.379
|
| Lead | 0.056 | 0.049
|
| Nickel | 0.727 | 0.481
|
| Zinc | 0.553 | 0.231
|
| Oil and grease | 7.580 | 4.548
|
| TSS | 15.539 | 7.390
|
| pH | (
1) | (
1)
|
(c) Subpart A—Drawing Spent Lubricant BPT Effluent Limitations.
| 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
|
| Chromium | 0.037 | 0.015
|
| Copper | 0.161 | 0.085
|
| Lead | 0.012 | 0.011
|
| Nickel | 0.163 | 0.107
|
| Zinc | 0.124 | 0.051
|
| Oil and grease | 1.700 | 1.020
|
| TSS | 3.485 | 1.657
|
| pH | (
1) | (
1)
|
(d) Subpart A—Solution Heat Treatment BPT Effluent Limitations.
| 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
|
| Chromium | 1.118 | 0.457
|
| Copper | 4.827 | 2.541
|
| Lead | 0.381 | 0.330
|
| Nickel | 4.878 | 3.227
|
| Zinc | 3.709 | 1.550
|
| Oil and grease | 50.820 | 30.492
|
| TSS | 104.181 | 49.549
|
| pH | (
1) | (
1)
|
(e) Subpart A—Extrusion Heat Treatment BPT Effluent Limitations.
| 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
|
| Chromium | 0.00088 | 0.00036
|
| Copper | 0.003 | 0.002
|
| Lead | 0.0003 | 0.00026
|
| Nickel | 0.003 | 0.002
|
| Zinc | 0.002 | 0.001
|
| Oil and grease | 0.040 | 0.024
|
| TSS | 0.082 | 0.039
|
| pH | (
1) | (
1)
|
(f) Subpart A—Annealing With Water BPT Effluent Limitations.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | Metric units—mg/off-kg of copper or copper annealed with water
|
| | English units—pounds per 1,000,000 off-pounds of copper or copper alloy annealed with water
|
| Chromium | 2.493 | 1.020
|
| Copper | 10.767 | 5.667
|
| Lead | 0.850 | 0.736
|
| Nickel | 10.880 | 7.197
|
| Zinc | 8.273 | 3.456
|
| Oil and grease | 113.340 | 68.004
|
| TSS | 232.347 | 110.506
|
| pH | (
1) | (
1)
|
(g) Subpart A—Annealing With Oil BPT Effluent Limitations.
| 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
|
| Chromium | 0 | 0
|
| Copper | 0 | 0
|
| Lead | 0 | 0
|
| Nickel | 0 | 0
|
| Zinc | 0 | 0
|
| Oil and grease | 0 | 0
|
| TSS | 0 | 0
|
| pH | (
1) | (
1)
|
(h) Subpart A—Alkaline Cleaning Rinse BPT Effluent Limitations.
| 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
|
| Chromium | 1.854 | 0.758
|
| Copper | 8.006 | 4.214
|
| Lead | 0.632 | 0.547
|
| Nickel | 8.090 | 5.351
|
| Zinc | 6.152 | 2.570
|
| Oil and grease | 84.280 | 50.568
|
| TSS | 172.774 | 82.173
|
| pH | (
1) | (
1)
|
(i) Subpart A—Alkaline Cleaning Rinse for Forged Parts BPT Effluent Limitations.
| 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
|
| Chromium | 5.562 | 2.275
|
| Copper | 24.019 | 12.642
|
| Lead | 1.896 | 1.643
|
| Nickel | 24.272 | 16.055
|
| Zinc | 18.457 | 7.711
|
| Oil and grease | 252.840 | 151.704
|
| TSS | 518.322 | 246.519
|
| pH | (
1) | (
1)
|
(j) Subpart A—Alkaline Cleaning Bath BPT Effluent Limitations.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | Metric units—mg/off-kg of copper or copper alloy parts alkaline cleaned
|
| | English units—pounds per 1,000,000 off-pounds of copper or copper alloy forged parts alkaline cleaned
|
| Chromium | 0.020 | 0.0084
|
| Copper | 0.089 | 0.046
|
| Lead | 0.0070 | 0.0060
|
| Nickel | 0.089 | 0.059
|
| Zinc | 0.068 | 0.028
|
| Oil and grease | 0.93 | 0.56
|
| TSS | 1.91 | 0.91
|
| pH | (
1) | (
1)
|
(k) Subpart A—Pickling Rinse BPT Effluent Limitations.
| 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
|
| Chromium | 1.593 | 0.651
|
| Copper | 6.881 | 3.622
|
| Lead | 0.543 | 0.470
|
| Nickel | 6.954 | 4.599
|
| Zinc | 5.288 | 2.209
|
| Oil and grease | 72.440 | 43.464
|
| TSS | 148.502 | 70.629
|
| pH | (
1) | (
1)
|
(l) Subpart A—Pickling Rinse for Forged Parts BPT Effluent Limitations.
| 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
|
| romium | 1.723 | 0.705
|
| Copper | 7.444 | 3.918
|
| Lead | 0.587 | 0.509
|
| Nickel | 7.522 | 4.975
|
| Zinc | 5.720 | 2.389
|
| Oil and grease | 78.360 | 47.016
|
| TSS | 160.638 | 76.401
|
| pH | (
1) | (
1)
|
(m) Subpart A—Pickling Bath BPT Effluent Limitations.
| 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 pickle
|
| Chromium | 0.051 | 0.020
|
| Copper | 0.220 | 0.116
|
| Lead | 0.017 | 0.015
|
| Nickel | 0.222 | 0.147
|
| Zinc | 0.169 | 0.070
|
| Oil and grease | 2.320 | 1.392
|
| TSS | 4.756 | 2.262
|
| pH | (
1) | (
1)
|
(n) Subpart A—Pickling Fume Scrubber BPT Effluent Limitations.
| 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
|
| Chromium | 0.275 | 0.112
|
| Copper | 1.189 | 0.626
|
| Lead | 0.093 | 0.081
|
| Nickel | 1.201 | 0.795
|
| Zinc | 0.913 | 0.381
|
| Oil and grease | 12.520 | 7.512
|
| TSS | 25.666 | 12.207
|
| pH | (
1) | (
1)
|
(o) Subpart A—Tumbling or Burnishing BPT Effluent Limitations.
| 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
|
| Chromium | 0.256 | 0.104
|
| Copper | 1.107 | 0.583
|
| Lead | 0.087 | 0.075
|
| Nickel | 1.119 | 0.740
|
| Zinc | 0.851 | 0.355
|
| Oil and grease | 11.660 | 6.996
|
| TSS | 23.903 | 11.368
|
| pH | (
1) | (
1)
|
(p) Subpart A—Surface Coating BPT Effluent Limitations.
| 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
|
| Chromium | 0.326 | 0.133
|
| Copper | 1.411 | 0.743
|
| Lead | 0.111 | 0.096
|
| Nickel | 1.426 | 0.943
|
| Zinc | 1.084 | 0.453
|
| Oil and grease | 14.680 | 8.916
|
| TSS | 30.463 | 14.488
|
| ph | (
1) | (
1)
|
(q) Subpart A—Miscellaneous Waste Streams BPT Effluent Limitations.
| 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
|
| Chromium | 0.009 | 0.003
|
| Copper | 0.041 | 0.021
|
| Lead | 0.003 | 0.002
|
| Nickel | 0.041 | 0.027
|
| Zinc | 0.031 | 0.013
|
| Oil and grease | 0.436 | 0.261
|
| TSS | 0.893 | 0.425
|
| pH | (
1) | (
1)
|
§ 468.12 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent reduction attainable by the application of the best available technology economically achievable (BAT):
(a) Subpart A—Hot Rolling Spent Lubricant BAT Effluent Limitations.
| 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
|
| Chromium | 0.045 | 0.018
|
| Copper | 0.195 | 0.103
|
| Lead | 0.015 | 0.013
|
| Nickel | 0.197 | 0.130
|
| Zinc | 0.150 | 0.062 |
(b) Subpart A—Cold Rolling Spent Lubricant BAT Effluent Limitations.
| 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
|
| Chromium | 0.166 | 0.068
|
| Copper | 0.720 | 0.379
|
| Lead | 0.056 | 0.049
|
| Nickel | 0.727 | 0.481
|
| Zinc | 0.553 | 0.231 |
(c) Subpart A—Drawing Spent Lubricant BAT Effluent Limitations.
| 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
|
| Chromium | 0.037 | 0.015
|
| Copper | 0.161 | 0.085
|
| Lead | 0.012 | 0.011
|
| Nickel | 0.163 | 0.107
|
| Zinc | 0.124 | 0.051 |
(d) Subpart A—Solution Heat Treatment BAT Effluent Limitations.
| 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
|
| Chromium | 0.284 | 0.116
|
| Copper | 1.227 | 0.646
|
| Lead | 0.096 | 0.083
|
| Nickel | 1.240 | 0.820
|
| Zinc | 0.943 | 0.394 |
(e) Subpart A—Extrusion Heat Treatment BAT Effluent Limitations.
| 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
|
| Chromium | 0.00088 | 0.00036
|
| Copper | 0.003 | 0.0020
|
| Lead | 0.0003 | 0.00026
|
| Nickel | 0.003 | 0.002
|
| Zinc | 0.002 | 0.001 |
(f) Subpart A—Annealing with Water BAT Effluent Limitations.
| 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
|
| Chromium | 0.545 | 0.223
|
| Copper | 2.356 | 1.240
|
| Lead | 0.186 | 0.161
|
| Nickel | 2.380 | 1.574
|
| Zinc | 1.810 | 0.756 |
(g) Subpart A—Annealing with Oil BAT Effluent Limitations.
| 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
|
| Chromium | 0 | 0
|
| Copper | 0 | 0
|
| Lead | 0 | 0
|
| Nickel | 0 | 0
|
| Zinc | 0 | 0 |
(h) Subpart A—Alkaline Cleaning Rinse BAT Effluent Limitations.
| 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
|
| Chromium | 1.854 | 0.758
|
| Copper | 8.006 | 4.214
|
| Lead | 0.632 | 0.547
|
| Nickel | 8.090 | 5.351
|
| Zinc | 6.152 | 2.570 |
(i) Subpart A—Alkaline Cleaning Rinse for Forged Parts BAT Effluent Limitations.
| 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
|
| Chromium | 5.562 | 2.275
|
| Copper | 24.019 | 12.642
|
| Lead | 1.896 | 1.643
|
| Nickel | 24.272 | 16.055
|
| Zinc | 18.457 | 7.711 |
(j) Subpart A—Alkaline Cleaning Bath BAT Effluent Limitations.
| 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
|
| Chromium | 0.020 | 0.0084
|
| Copper | 0.088 | 0.046
|
| Lead | 0.0070 | 0.0060
|
| Nickel | 0.089 | 0.059
|
| Zinc | 0.068 | 0.028 |
(k) Subpart A—Pickling Rinse BAT Effluent Limitations.
| 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
|
| Chromium | 0.574 | 0.235
|
| Copper | 2.481 | 1.306
|
| Lead | 0.195 | 0.169
|
| Nickel | 2.507 | 1.658
|
| Zinc | 1.906 | 0.796 |
(l) Subpart A—Pickling Rinse for Forged Parts BAT Effluent Limitations.
| 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
|
| Chromium | 1.723 | 0.705
|
| Copper | 7.444 | 3.918
|
| Lead | 0.587 | 0.509
|
| Nickel | 7.522 | 4.975
|
| Zinc | 5.720 | 2.389 |
(m) Subpart A—Pickling Bath BAT Effluent Limitations.
| 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
|
| Chromium | 0.051 | 0.020
|
| Copper | 0.220 | 0.116
|
| Lead | 0.017 | 0.015
|
| Nickel | 0.222 | 0.147
|
| Zinc | 0.169 | 0.070 |
(n) Subpart A—Pickling Fume Scrubber BAT Effluent Limitations.
| 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
|
| Chromium | 0.275 | 0.112
|
| Copper | 1.189 | 0.626
|
| Lead | 0.093 | 0.081
|
| Nickel | 1.201 | 0.795
|
| Zinc | 0.913 | 0.381 |
(o) Subpart A—Tumbling or Burnishing BAT Effluent Limitations.
| 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—pound per 1,000,000 off-pounds of copper or copper alloy tumbled or burnished
|
| Chromium | 0.256 | 0.104
|
| Copper | 1.107 | 0.583
|
| Lead | 0.087 | 0.075
|
| Nickel | 1.119 | 0.740
|
| Zinc | 0.851 | 0.355 |
(p) Subpart A—Surface Coating BAT Effluent Limitations.
| 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—pound per 1,000,000 off-pounds of copper or copper alloy surface coated
|
| Chromium | 0.326 | 0.133
|
| Copper | 1.411 | 0.743
|
| Lead | 0.111 | 0.096
|
| Nickel | 1.426 | 0.943
|
| Zinc | 1.084 | 0.453 |
(q) Subpart A—Miscellaneous Waste Streams BAT Effluent Limitations.
| 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
|
| Chromium | 0.009 | 0.003
|
| Copper | 0.041 | 0.021
|
| Lead | 0.003 | 0.002
|
| Nickel | 0.041 | 0.027
|
| Zinc | 0.031 | 0.013 |
§ 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
|
| Chromium | 0.038 | 0.015
|
| Copper | 0.131 | 0.062
|
| Lead | 0.010 | 0.0092
|
| Nickel | 0.056 | 0.038
|
| Zinc | 0.105 | 0.043
|
| Oil and grease | 1.030 | 1.030
|
| TSS | 1.545 | 1.236
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.140 | 0.056
|
| Copper | 0.485 | 0.231
|
| Lead | 0.037 | 0.034
|
| Nickel | 0.208 | 0.140
|
| Zinc | 0.386 | 0.159
|
| Oil and grease | 3.790 | 3.790
|
| TSS | 5.685 | 4.548
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.031 | 0.012
|
| Copper | 0.108 | 0.051
|
| Lead | 0.0085 | 0.0076
|
| Nickel | 0.046 | 0.031
|
| Zinc | 0.086 | 0.035
|
| Oil and grease | 0.85 | 0.85
|
| TSS | 1.275 | 1.020
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.239 | 0.096
|
| Copper | 0.826 | 0.394
|
| Lead | 0.064 | 0.058
|
| Nickel | 0.355 | 0.239
|
| Zinc | 0.658 | 0.271
|
| Oil and grease | 6.460 | 6.460
|
| TSS | 9.690 | 7.752
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.00074 | 0.00030
|
| Copper | 0.0020 | 0.0010
|
| Lead | 0.00020 | 0.00018
|
| Nickel | 0.0010 | 0.00074
|
| Zinc | 0.0020 | 0.00084
|
| Oil and grease | 0.020 | 0.020
|
| TSS | 0.030 | 0.024
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.458 | 0.186
|
| Copper | 1.587 | 0.756
|
| Lead | 0.124 | 0.111
|
| Nickel | 0.682 | 0.458
|
| Zinc | 1.264 | 0.520
|
| Oil and grease | 12.400 | 12.400
|
| TSS | 18.600 | 14.880
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0 | 0
|
| Copper | 0 | 0
|
| Lead | 0 | 0
|
| Nickel | 0 | 0
|
| Zinc | 0 | 0
|
| Oil and grease | 0 | 0
|
| TSS | 0 | 0
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 1.559 | 0.632
|
| Copper | 5.393 | 2.570
|
| Lead | 0.421 | 0.379
|
| Nickel | 2.317 | 1.559
|
| Zinc | 4.298 | 1.769
|
| Oil and grease | 42.140 | 42.140
|
| TSS | 63.210 | 50.568
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 4.677 | 1.896
|
| Copper | 16.181 | 7.711
|
| Lead | 1.264 | 1.137
|
| Nickel | 6.953 | 4.677
|
| Zinc | 12.894 | 5.309
|
| Oil and grease | 126.420 | 126.420
|
| TSS | 189.630 | 151.704
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.017 | 0.0070
|
| Copper | 0.059 | 0.028
|
| Lead | 0.0046 | 0.0042
|
| Nickel | 0.025 | 0.017
|
| Zinc | 0.047 | 0.019
|
| Oil and grease | 0.46 | 0.46
|
| TSS | 0.70 | 0.56
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.216 | 0.087
|
| Copper | 0.748 | 0.356
|
| Lead | 0.058 | 0.052
|
| Nickel | 0.321 | 0.216
|
| Zinc | 0.596 | 0.245
|
| Oil and grease | 5.850 | 5.850
|
| TSS | 8.775 | 7.020
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.649 | 0.263
|
| Copper | 2.246 | 1.070
|
| Lead | 0.175 | 0.157
|
| Nickel | 0.965 | 0.649
|
| Zinc | 1.790 | 0.737
|
| Oil and grease | 17.550 | 17.550
|
| TSS | 26.325 | 21.060
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.042 | 0.017
|
| Copper | 0.148 | 0.070
|
| Lead | 0.011 | 0.010
|
| Nickel | 0.063 | 0.042
|
| Zinc | 0.118 | 0.048
|
| Oil and grease | 1.160 | 1.160
|
| TSS | 1.740 | 1.392
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.231 | 0.093
|
| Copper | 0.801 | 0.381
|
| Lead | 0.062 | 0.056
|
| Nickel | 0.344 | 0.231
|
| Zinc | 0.638 | 0.262
|
| Oil and grease | 6.260 | 6.260
|
| TSS | 9.390 | 7.512
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.215 | 0.087
|
| Copper | 0.746 | 0.355
|
| Lead | 0.058 | 0.052
|
| Nickel | 0.320 | 0.215
|
| Zinc | 0.594 | 0.244
|
| Oil and grease | 5.830 | 5.830
|
| TSS | 8.745 | 6.996
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.274 | 0.111
|
| Copper | 0.951 | 0.453
|
| Lead | 0.074 | 0.066
|
| Nickel | 0.408 | 0.274
|
| Zinc | 0.757 | 0.312
|
| Oil and grease | 7.430 | 7.430
|
| TSS | 11.145 | 8.916
|
| pH | (
1) | (
1)
|
(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
|
| Chromium | 0.008 | 0.003
|
| Copper | 0.027 | 0.013
|
| Lead | 0.0021 | 0.0019
|
| Nickel | 0.011 | 0.008
|
| Zinc | 0.022 | 0.009
|
| Oil and grease | 0.218 | 0.218
|
| TSS | 0.327 | 0.261
|
| pH | (
1) | (
1)
|
§ 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
|
| Chromium | 0.045 | 0.018
|
| Copper | 0.195 | 0.103
|
| Lead | 0.015 | 0.013
|
| Nickel | 0.197 | 0.130
|
| Zinc | 0.150 | 0.062
|
| TTO | 0.066 | 0.035
|
| Oil and grease
1 | 2.060 | 1.236
|
(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
|
| Chromium | 0.166 | 0.068
|
| Copper | 0.720 | 0.379
|
| Lead | 0.056 | 0.049
|
| Nickel | 0.727 | 0.481
|
| Zinc | 0.553 | 0.231
|
| TTO | 0.246 | 0.128
|
| Oil and grease
1 | 7.580 | 4.548
|
(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
|
| Chromium | 0.037 | 0.015
|
| Copper | 0.161 | 0.085
|
| Lead | 0.012 | 0.011
|
| Nickel | 0.163 | 0.107
|
| Zinc | 0.124 | 0.051
|
| TTO | 0.055 | 0.028
|
| Oil and grease
1 | 1.700 | 1.020
|
(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
|
| Chromium | 0.284 | 0.116
|
| Copper | 1.227 | 0.646
|
| Lead | 0.096 | 0.083
|
| Nickel | 1.240 | 0.820
|
| Zinc | 0.943 | 0.394
|
| TTO | 0.419 | 0.219
|
| Oil and grease
1 | 12.920 | 7.752
|
(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
|
| Chromium | 0.00088 | 0.00036
|
| Copper | 0.0030 | 0.0020
|
| Lead | 0.00030 | 0.00026
|
| Nickel | 0.0030 | 0.0020
|
| Zinc | 0.0020 | 0.0010
|
| TTO | 0.0010 | 0.00068
|
| Oil and grease
1 | 0.040 | 0.024
|
(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
|
| Chromium | 0.545 | 0.223
|
| Copper | 2.356 | 1.240
|
| Lead | 0.186 | 0.161
|
| Nickel | 2.380 | 1.574
|
| Zinc | 1.810 | 0.756
|
| TTO | 0.806 | 0.421
|
| Oil and grease
1 | 24.800 | 14.880
|
(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
|
| Chromium | 0 | 0
|
| Copper | 0 | 0
|
| Lead | 0 | 0
|
| Nickel | 0 | 0
|
| Zinc | 0 | 0
|
| TTO | 0 | 0
|
| Oil and grease
1 | 0 | 0
|
(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
|
| Chromium | 1.854 | 0.758
|
| Copper | 8.006 | 4.214
|
| Lead | 0.632 | 0.547
|
| Nickel | 8.090 | 5.351
|
| Zinc | 6.152 | 2.570
|
| TTO | 2.739 | 1.432
|
| Oil and grease
1 | 84.280 | 50.568
|
(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
|
| Chromium | 5.562 | 2.275
|
| Copper | 24.019 | 12.642
|
| Lead | 1.896 | 1.643
|
| Nickel | 24.272 | 16.055
|
| Zinc | 18.457 | 7.711
|
| TTO | 8.217 | 4.298
|
| Oil and grease
1 | 252.840 | 151.704
|
(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
|
| Chromium | 0.020 | 0.0084
|
| Copper | 0.088 | 0.046
|
| Lead | 0.0070 | 0.0060
|
| Nickel | 0.089 | 0.059
|
| Zinc | 0.068 | 0.028
|
| TTO | 0.030 | 0.015
|
| Oil and grease
1 | 0.93 | 0.56
|
(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
|
| Chromium | 0.574 | 0.235
|
| Copper | 2.481 | 1.306
|
| Lead | 0.195 | 0.169
|
| Nickel | 2.507 | 1.658
|
| Zinc | 1.906 | 0.796
|
| TTO | 0.848 | 0.444
|
| Oil and grease
1 | 26.120 | 15.672
|
(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
|
| Chromium | 1.723 | 0.705
|
| Copper | 7.444 | 3.918
|
| Lead | 0.587 | 0.509
|
| Nickel | 7.522 | 4.975
|
| Zinc | 5.720 | 2.389
|
| TTO | 2.546 | 1.332
|
| Oil and grease
1 | 78.360 | 47.016
|
(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
|
| Chromium | 0.051 | 0.020
|
| Copper | 0.220 | 0.116
|
| Lead | 0.017 | 0.015
|
| Nickel | 0.222 | 0.147
|
| Zinc | 0.169 | 0.070
|
| TTO | 0.075 | 0.039
|
| Oil and grease
1 | 2.320 | 1.392
|
(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
|
| Chromium | 0.275 | 0.112
|
| Copper | 1.189 | 0.626
|
| Lead | 0.093 | 0.081
|
| Nickel | 1.201 | 0.795
|
| Zinc | 0.913 | 0.381
|
| TTO | 0.406 | 0.212
|
| Oil and grease
1 | 12.520 | 7.512
|
(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
|
| Chromium | 0.256 | 0.104
|
| Copper | 1.107 | 0.583
|
| Lead | 0.087 | 0.075
|
| Nickel | 1.119 | 0.740
|
| Zinc | 0.851 | 0.355
|
| TTO | 0.378 | 0.198
|
| Oil and grease
1 | 11.660 | 6.996
|
(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
|
| Chromium | 0.326 | 0.133
|
| Copper | 1.411 | 0.743
|
| Lead | 0.111 | 0.096
|
| Nickel | 1.426 | 0.943
|
| Zinc | 1.084 | 0.453
|
| TTO | 0.482 | 0.252
|
| Oil and grease
1 | 14.860 | 8.916
|
(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
|
| Chromium | 0.009 | 0.003
|
| Copper | 0.041 | 0.021
|
| Lead | 0.003 | 0.002
|
| Nickel | 0.041 | 0.027
|
| Zinc | 0.031 | 0.013
|
| TTO | 0.014 | 0.007
|
| Oil and grease
1 | 0.436 | 0.261
|
§ 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
|
| Chromium | 0.038 | 0.015
|
| Copper | 0.131 | 0.062
|
| Lead | 0.010 | 0.0092
|
| Nickel | 0.056 | 0.038
|
| Zinc | 0.105 | 0.043
|
| TTO | 0.035 | 0.035
|
| Oil and grease
1 | 1.030 | 1.030
|
(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
|
| Chromium | 0.140 | 0.056
|
| Copper | 0.485 | 0.231
|
| Lead | 0.037 | 0.034
|
| Nickel | 0.208 | 0.140
|
| Zinc | 0.386 | 0.159
|
| TTO | 0.128 | 0.128
|
| Oil and grease
1 | 3.790 | 3.790
|
(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
|
| Chromium | 0.031 | 0.012
|
| Copper | 0.108 | 0.051
|
| Lead | 0.0085 | 0.0076
|
| Nickel | 0.046 | 0.031
|
| Zinc | 0.086 | 0.035
|
| TTO | 0.028 | 0.028
|
| Oil and grease
1 | 0.850 | 0.850
|
(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
|
| Chromium | 0.239 | 0.096
|
| Copper | 0.826 | 0.394
|
| Lead | 0.064 | 0.058
|
| Nickel | 0.355 | 0.239
|
| Zinc | 0.658 | 0.271
|
| TTO | 0.219 | 0.219
|
| Oil and grease
1 | 6.460 | 6.460
|
(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
|
| Chromium | 0.00074 | 0.00030
|
| Copper | 0.0020 | 0.0010
|
| Lead | 0.00020 | 0.00018
|
| Nickel | 0.0010 | 0.00074
|
| Zinc | 0.0020 | 0.00084
|
| TTO | 0.00068 | 0.00068
|
| Oil and grease
1 | 0.020 | 0.020
|
(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
|
| Chromium | 0.458 | 0.186
|
| Copper | 1.587 | 0.756
|
| Lead | 0.124 | 0.111
|
| Nickel | 0.682 | 0.458
|
| Zinc | 1.264 | 0.520
|
| TTO | 0.421 | 0.421
|
| Oil and grease
1 | 12.400 | 12.400
|
(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
|
| Chromium | 0 | 0
|
| Copper | 0 | 0
|
| Lead | 0 | 0
|
| Nickel | 0 | 0
|
| Zinc | 0 | 0
|
| TTO | 0 | 0
|
| Oil and grease
1 | 0 | 0
|
(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
|
| Chromium | 1.559 | 0.632
|
| Copper | 5.393 | 2.570
|
| Lead | 0.421 | 0.379
|
| Nickel | 2.317 | 1.559
|
| Zinc | 4.298 | 1.769
|
| TTO | 1.432 | 1.432
|
| Oil and grease
1 | 42.140 | 42.140
|
(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
|
| Chromium | 4.677 | 1.896
|
| Copper | 16.181 | 7.711
|
| Lead | 1.264 | 1.137
|
| Nickel | 6.953 | 4.677
|
| Zinc | 12.894 | 5.309
|
| TTO | 4.298 | 4.298
|
| Oil and grease
1 | 126.420 | 126.420
|
(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
|
| Chromium | 0.017 | 0.0070
|
| Copper | 0.059 | 0.028
|
| Lead | 0.0046 | 0.0042
|
| Nickel | 0.025 | 0.017
|
| Zinc | 0.047 | 0.019
|
| TTO | 0.015 | 0.015
|
| Oil and grease
1 | 0.46 | 0.46
|
(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
|
| Chromium | 0.216 | 0.087
|
| Copper | 0.748 | 0.356
|
| Lead | 0.058 | 0.052
|
| Nickel | 0.321 | 0.216
|
| Zinc | 0.596 | 0.245
|
| TTO | 0.198 | 0.198
|
| Oil and grease
1 | 5.850 | 5.850
|
(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
|
| Chromium | 0.649 | 0.263
|
| Copper | 2.246 | 1.070
|
| Lead | 0.175 | 0.157
|
| Nickel | 0.965 | 0.649
|
| Zinc | 1.790 | 0.737
|
| TTO | 0.596 | 0.596
|
| Oil and grease
1 | 17.550 | 17.550
|
(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
|
| Chromium | 0.042 | 0.017
|
| Copper | 0.148 | 0.070
|
| Lead | 0.011 | 0.010
|
| Nickel | 0.063 | 0.042
|
| Zinc | 0.118 | 0.048
|
| TTO | 0.039 | 0.039
|
| Oil and grease
1 | 1.160 | 1.160
|
(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
|
| Chromium | 0.231 | 0.093
|
| Copper | 0.801 | 0.381
|
| Lead | 0.062 | 0.056
|
| Nickel | 0.344 | 0.231
|
| Zinc | 0.638 | 0.262
|
| TTO | 0.212 | 0.212
|
| Oil and grease
1 | 6.260 | 6.260
|
(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
|
| Chromium | 0.215 | 0.087
|
| Copper | 0.746 | 0.355
|
| Lead | 0.058 | 0.052
|
| Nickel | 0.320 | 0.215
|
| Zinc | 0.594 | 0.244
|
| TTO | 0.198 | 0.198
|
| Oil and grease
1 | 5.830 | 5.830
|
(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
|
| Chromium | 0.274 | 0.111
|
| Copper | 0.951 | 0.453
|
| Lead | 0.074 | 0.066
|
| Nickel | 0.408 | 0.274
|
| Zinc | 0.757 | 0.312
|
| TTO | 0.252 | 0.252
|
| Oil and grease
1 | 7.430 | 7.430
|
(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
|
| Chromium | 0.008 | 0.003
|
| Copper | 0.027 | 0.013
|
| Lead | 0.0021 | 0.0019
|
| Nickel | 0.011 | 0.008
|
| Zinc | 0.022 | 0.009
|
| TTO | 0.007 | 0.007
|
| Oil and grease
1 | 0.218 | 0.218
|
§ 468.16 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollution control technology (BCT). [Reserved]
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) and
c, 1317 (b) and
c,
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