Regulations last checked for updates: May 01, 2025
Title 40 - Protection of Environment last revised: Nov 01, 2025
§ 471.60 - Applicability; description of the titanium forming subcategory.
This subpart applies to discharges of pollutants to waters of the United States, and introductions of pollutants into publicly owned treatment works from the process operations of the titanium forming subcategory.
§ 471.61 - 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 for the process operations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
(a) Rolling spent neat oils—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
(b) Rolling contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium rolled with contact cooling water
|
| Cyanide | 1.4 | 0.586
|
| Lead | 2.05 | 0.976
|
| Zinc | 7.13 | 2.98
|
| Ammonia | 651 | 286
|
| Fluoride | 291 | 129
|
| Oil and grease | 97.0 | 58.0
|
| TSS | 200.0 | 95.0
|
| pH | (
1) | (
1)
|
(c) Drawing spent neat oils—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
(d) Extrusion spent neat oils—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
(e) Extrusion spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.021 | 0.009
|
| Lead | 0.030 | 0.015
|
| Zinc | 0.105 | 0.044
|
| Ammonia | 9.59 | 4.22
|
| Fluoride | 4.28 | 1.9
|
| Oil and grease | 1.44 | 0.863
|
| TSS | 2.95 | 1.4
|
| pH | (
1) | (
1)
|
(f) Extrusion press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.052 | 0.022
|
| Lead | 0.075 | 0.036
|
| Zinc | 0.260 | 0.109
|
| Ammonia | 23.7 | 10.5
|
| Fluoride | 10.6 | 4.70
|
| Oil and grease | 3.56 | 2.14
|
| TSS | 7.30 | 3.47
|
| pH | (
1) | (
1)
|
(g) Forging spent lubricants—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
(h) Forging contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of forged titanium cooled with water
|
| Cyanide | 0.580 | 0.240
|
| Lead | 0.840 | 0.400
|
| Zinc | 2.92 | 1.22
|
| Ammonia | 267 | 117
|
| Fluoride | 119 | 52.8
|
| Oil and grease | 40.0 | 24.0
|
| TSS | 82.0 | 39.0
|
| pH | (
1) | (
1)
|
(i) Forging equipment cleaning wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of refractory metals forged
|
| Cyanide | 0.012 | 0.005
|
| Lead | 0.017 | 0.008
|
| Zinc | 0.059 | 0.025
|
| Ammonia | 5.33 | 2.35
|
| Fluoride | 2.38 | 1.06
|
| Oil and grease | 0.800 | 0.480
|
| TSS | 1.64 | 0.780
|
| pH | (
1) | (
1)
|
(j) Forging press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of refractory metals forged
|
| Cyanide | 0.293 | 0.121
|
| Lead | 0.424 | 0.202
|
| Zinc | 1.48 | 0.616
|
| Ammonia | 135 | 59.2
|
| Fluoride | 60.1 | 26.7
|
| Oil and grease | 20.2 | 12.1
|
| TSS | 41.4 | 19.7
|
| pH | (
1) | (
1)
|
(k) Tube reducing spent lubricants—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
(l) Heat treatment contact cooling water—subpart F—BPT. There shall be no allowance for the discharge of process wastewater pollutants.
(m) Surface treatment spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.061 | 0.025
|
| Lead | 0.088 | 0.042
|
| Zinc | 0.304 | 0.127
|
| Ammonia | 27.7 | 12.2
|
| Fluoride | 12.4 | 5.49
|
| Oil and grease | 4.16 | 2.50
|
| TSS | 8.53 | 4.06
|
| pH | (
1) | (
1)
|
(n) Surface treatment rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 8.47 | 3.51
|
| Lead | 12.3 | 5.84
|
| Zinc | 42.7 | 17.8
|
| Ammonia | 3,890 | 1,710
|
| Fluoride | 1,740 | 771
|
| Oil and grease | 584 | 351
|
| TSS | 1,200 | 570
|
| pH | (
1) | (
1)
|
(o) Wet air pollution control scrubber blowdown.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated or forged
|
| Cyanide | 0.621 | 0.257
|
| Lead | 0.899 | 0.428
|
| Zinc | 3.13 | 1.31
|
| Ammonia | 285 | 126
|
| Fluoride | 128 | 56.5
|
| Oil and grease | 42.8 | 25.7
|
| TSS | 87.8 | 41.8
|
| pH | (
1) | (
1)
|
(p) Alkaline cleaning spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.070 | 0.029
|
| Lead | 0.101 | 0.048
|
| Zinc | 0.351 | 0.147
|
| Ammonia | 32.0 | 14.1
|
| Fluoride | 14.3 | 6.34
|
| Oil and grease | 4.80 | 2.88
|
| TSS | 9.84 | 4.68
|
| pH | (
1) | (
1)
|
(q) Alkaline cleaning rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.801 | 0.331
|
| Lead | 1.16 | 0.552
|
| Zinc | 4.03 | 1.69
|
| Ammonia | 370 | 160
|
| Fluoride | 164 | 72.9
|
| Oil and grease | 55.2 | 33.1
|
| TSS | 113 | 53.8
|
| pH | (
1) | (
1)
|
(r) Molten salt rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated with molten salt
|
| Cyanide | 0.277 | 0.115
|
| Lead | 0.401 | 0.191
|
| Zinc | 1.40 | 0.583
|
| Ammonia | 128 | 56.0
|
| Fluoride | 56.8 | 25.2
|
| Oil and grease | 19.1 | 11.5
|
| TSS | 39.2 | 18.6
|
| pH | (
1) | (
1)
|
(s) Tumbling wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tumbled
|
| Cyanide | 0.229 | 0.095
|
| Lead | 0.332 | 0.158
|
| Zinc | 1.16 | 0.482
|
| Ammonia | 110 | 46
|
| Fluoride | 47.0 | 20.9
|
| Oil and grease | 15.8 | 9.48
|
| TSS | 32.4 | 15.4
|
| pH | (
1) | (
1)
|
(t) Sawing or grinding spent neat oils—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
(u) Sawing or grinding of spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with an emulsion
|
| Cyanide | 0.053 | 0.022
|
| Lead | 0.077 | 0.037
|
| Zinc | 0.267 | 0.112
|
| Ammonia | 24.4 | 10.7
|
| Fluoride | 10.9 | 4.83
|
| Oil and grease | 3.66 | 2.20
|
| TSS | 7.51 | 3.57
|
| pH | (
1) | (
1)
|
(v) Sawing or grinding contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with contact cooling water
|
| Cyanide | 1.38 | 0.571
|
| Lead | 2.00 | 0.952
|
| Zinc | 6.95 | 2.91
|
| Ammonia | 635 | 279
|
| Fluoride | 283 | 126
|
| Oil and grease | 95.2 | 57.1
|
| TSS | 195 | 92.8
|
| pH | (
1) | (
1)
|
(w) Dye penetrant testing wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tested with dye penetrant methods
|
| Cyanide | 0.325 | 0.135
|
| Lead | 0.471 | 0.224
|
| Zinc | 1.64 | 0.683
|
| Ammonia | 149 | 65.7
|
| Fluoride | 66.7 | 29.6
|
| Oil and grease | 22.4 | 13.5
|
| TSS | 45.9 | 21.9
|
| pH | (
1) | (
1)
|
(x) Miscellaneous wastewater sources.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium formed
|
| Cyanide | 0.010 | 0.004
|
| Lead | 0.014 | 0.007
|
| Zinc | 0.048 | 0.020
|
| Ammonia | 4.32 | 1.90
|
| Fluoride | 1.93 | 0.856
|
| Oil and grease | 0.648 | 0.389
|
| TSS | 1.33 | 0.632
|
| pH | (
1) | (
1)
|
(y) Degreasing spent solvents—subpart F—BPT. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]
§ 471.62 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
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 available technology economically achievable (BAT):
(a) Rolling spent neat oils—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
(b) Rolling contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium rolled with contact cooling water
|
| Cyanide | 0.142 | 0.059
|
| Lead | 0.205 | 0.098
|
| Zinc | 0.713 | 0.298
|
| Ammonia | 65.1 | 28.6
|
| Fluoride | 29.1 | 12.90 |
(c) Drawing spent neat oils—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
(d) Extrusion spent neat oils—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
(e) Extrusion spent lubricants.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.021 | 0.009
|
| Lead | 0.030 | 0.015
|
| Zinc | 0.105 | 0.044
|
| Ammonia | 9.59 | 4.22
|
| Fluoride | 4.28 | 1.90 |
(f) Extrusion press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.052 | 0.022
|
| Lead | 0.075 | 0.036
|
| Zinc | 0.260 | 0.109
|
| Ammonia | 23.7 | 10.5
|
| Fluoride | 10.6 | 4.70 |
(g) Forging spent lubricants—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
(h) Forging contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of forged titanium cooled with water
|
| Cyanide | 0.029 | 0.012
|
| Lead | 0.042 | 0.020
|
| Zinc | 0.146 | 0.061
|
| Ammonia | 13.3 | 5.86
|
| Fluoride | 5.95 | 2.64 |
(i) Forging equipment cleaning wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged cyanide
|
| Cyanide | 0.012 | 0.005
|
| Lead | 0.017 | 0.008
|
| Zinc | 0.059 | 0.025
|
| Ammonia | 5.33 | 2.35
|
| Fluoride | 2.38 | 1.06 |
(j) Forging press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.293 | 0.121
|
| Lead | 0.424 | 0.202
|
| Zinc | 1.48 | 0.616
|
| Ammonia | 135 | 59.2
|
| Fluoride | 60.1 | 26.7 |
(k) Tube reducing spent lubricants—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
(l) Heat treatment contact cooling water—subpart F—BAT. There shall be no discharge allowance for process wastewater pollutants.
(m) Surface treatment spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.061 | 0.025
|
| Lead | 0.088 | 0.042
|
| Zinc | 0.304 | 0.127
|
| Ammonia | 27.7 | 12.2
|
| Fluoride | 12.4 | 5.49 |
(n) Surface treatment rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.847 | 0.351
|
| Lead | 1.23 | 0.584
|
| Zinc | 4.27 | 1.78
|
| Ammonia | 389 | 171
|
| Fluoride | 174 | 77.1 |
(o) Wet air pollutant control scrubber blowdown.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated or forged
|
| Cyanide | 0.062 | 0.026
|
| Lead | 0.090 | 0.043
|
| Zinc | 0.313 | 0.131
|
| Ammonia | 28.5 | 12.6
|
| Fluoride | 12.8 | 5.68 |
(p) Alkaline cleaning spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.070 | 0.029
|
| Lead | 0.101 | 0.048
|
| Zinc | 0.351 | 0.147
|
| Ammonia | 32 | 14.1
|
| Fluoride | 14.3 | 6.34 |
(q) Akaline cleaning rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.080 | 0.033
|
| Lead | 0.116 | 0.055
|
| Zinc | 0.403 | 0.169
|
| Ammonia | 36.8 | 16.2
|
| Fluoride | 16.4 | 7.29 |
(r) Molten salt rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated with molten salt
|
| Cyanide | 0.277 | 0.115
|
| Lead | 0.401 | 0.191
|
| Zinc | 1.40 | 0.583
|
| Ammonia | 128 | 56
|
| Fluoride | 56.8 | 25.2 |
(s) Tumbling wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tumbled
|
| Cyanide | 0.022 | 0.010
|
| Lead | 0.033 | 0.016
|
| Zinc | 0.116 | 0.048
|
| Ammonia | 11.0 | 4.60
|
| Fluoride | 4.70 | 2.09 |
(t) Sawing or grinding spent neat oils—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
(u) Sawing or grinding spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with emulsions
|
| Cyanide | 0.053 | 0.022
|
| Lead | 0.077 | 0.037
|
| Zinc | 0.267 | 0.112
|
| Ammonia | 24.4 | 10.7
|
| Fluoride | 10.9 | 4.83 |
(v) Sawing or grinding contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) to titanium sawed or ground with contact cooling water
|
| Cyanide | 0.138 | 0.057
|
| Lead | 0.200 | 0.095
|
| Zinc | 0.695 | 0.291
|
| Ammonia | 63.5 | 27.9
|
| Fluoride | 28.3 | 12.6 |
(w) Dye penetrant testing wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tested with dye penetrant methods
|
| Cyanide | 0.325 | 0.135
|
| Lead | 0.471 | 0.224
|
| Zinc | 1.64 | 0.683
|
| Ammonia | 149 | 65.7
|
| Fluoride | 66.7 | 29.6 |
(x) Miscellaneous wastewater sources.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium formed
|
| Cyanide | 0.010 | 0.004
|
| Lead | 0.014 | 0.007
|
| Zinc | 0.048 | 0.020
|
| Ammonia | 4.32 | 1.90
|
| Fluoride | 1.93 | 0.856 |
(y) Degreasing spent solvents—subpart F—BAT. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]
§ 471.63 - New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS). The discharge of wastewater pollutants from titanium process wastewater shall not exceed the values set forth below:
(a) Rolling spent neat oils—subpart F—NSPS. There shall be no discharge of process wastewater pollutants.
(b) Rolling contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium rolled with contact cooling water
|
| Cyanide | 0.142 | 0.059
|
| Lead | 0.205 | 0.098
|
| Zinc | 0.713 | 0.298
|
| Ammonia | 65.1 | 28.6
|
| Fluoride | 29.1 | 12.9
|
| Oil and grease | 9.76 | 5.86
|
| TSS | 20.0 | 9.52
|
| pH | (
1) | (
1)
|
(c) Drawing spent neat oils—subpart F—NSPS. There shall be no discharge of process wastewater pollutants.
(d) Extrusion spent neat oils—subpart F—NSPS. There shall be no discharge of process wastewater pollutants.
(e) Extrusion spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.021 | 0.009
|
| Lead | 0.030 | 0.015
|
| Zinc | 0.105 | 0.044
|
| Ammonia | 9.59 | 4.22
|
| Fluoride | 4.28 | 1.9
|
| Oil and grease | 1.44 | 0.863
|
| TSS | 2.95 | 1.40
|
| pH | (
1) | (
1)
|
(f) Extrusion press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.052 | 0.022
|
| Lead | 0.075 | 0.036
|
| Zinc | 0.260 | 0.109
|
| Ammonia | 23.7 | 10.5
|
| Fluoride | 10.6 | 4.70
|
| Oil and grease | 3.56 | 2.14
|
| TSS | 7.30 | 3.47
|
| pH | (
1) | (
1)
|
(g) Forging spent lubricants—subpart F—NSPS. There shall be no discharge of process wastewater pollutants.
(h) Forging contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of forged titanium cooled with water
|
| Cyanide | 0.029 | 0.012
|
| Lead | 0.0420 | 0.020
|
| Zinc | 0.146 | 0.061
|
| Ammonia | 13.3 | 5.86
|
| Fluoride | 5.95 | 2.64
|
| Oil and grease | 2.00 | 1.20
|
| TSS | 4.10 | 1.95
|
| pH | (
1) | (
1)
|
(i) Forging equipment cleaning wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.012 | 0.005
|
| Lead | 0.017 | 0.008
|
| Zinc | 0.059 | 0.025
|
| Ammonia | 5.33 | 2.35
|
| Fluoride | 2.38 | 1.06
|
| Oil and grease | 0.800 | 0.490
|
| TSS | 1.64 | 0.780
|
| pH | (
1) | (
1)
|
(j) Forging press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.293 | 0.121
|
| Lead | 0.424 | 0.202
|
| Zinc | 1.48 | 0.616
|
| Ammonia | 135 | 59.2
|
| Fluoride | 60.1 | 26.7
|
| Oil and grease | 20.2 | 12.1
|
| TSS | 41.4 | 19.7
|
| pH | (
1) | (
1)
|
(k) Tube reducing spent lubricants—subpart F—NSPS. There shall be no discharge of process wastewater pollutants.
(l) Heat treatment contact cooling water—subpart F—NSPS. There shall be no discharge allowance for the discharge of process wastewater pollutants.
(m) Surface treatment spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.061 | 0.025
|
| Lead | 0.088 | 0.042
|
| Zinc | 0.304 | 0.127
|
| Ammonia | 27.7 | 12.2
|
| Fluoride | 12.4 | 5.49
|
| Oil and grease | 4.16 | 2.50
|
| TSS | 8.53 | 4.06
|
| pH | (
1) | (
1)
|
(n) Surface treatment rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.847 | 0.351
|
| Lead | 1.23 | 0.584
|
| Zinc | 4.27 | 1.78
|
| Ammonia | 389 | 171
|
| Fluoride | 174 | 77.1
|
| Oil and grease | 58.4 | 35.1
|
| TSS | 120 | 57.0
|
| pH | (
1) | (
1)
|
(o) Wet air pollution control scrubber blowdown.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated or forged
|
| Cyanide | 0.062 | 0.026
|
| Lead | 0.090 | 0.043
|
| Zinc | 0.313 | 0.131
|
| Ammonia | 28.5 | 12.6
|
| Fluoride | 12.8 | 5.65
|
| Oil and grease | 4.28 | 2.57
|
| TSS | 8.78 | 4.18
|
| pH | (
1) | (
1)
|
(p) Alkaline cleaning spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.070 | 0.030
|
| Lead | 0.101 | 0.048
|
| Zinc | 0.351 | 0.147
|
| Ammonia | 32.0 | 14.1
|
| Fluoride | 14.3 | 6.34
|
| Oil and grease | 4.80 | 2.88
|
| TSS | 9.84 | 4.68
|
| pH | (
1) | (
1)
|
(q) Alkaline cleaning rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.080 | 0.033
|
| Lead | 0.116 | 0.055
|
| Zinc | 0.403 | 0.169
|
| Ammonia | 36.8 | 16.2
|
| Fluoride | 16.4 | 7.29
|
| Oil and grease | 5.52 | 3.31
|
| TSS | 11.3 | 5.38
|
| pH | (
1) | (
1)
|
(r) Molten salt rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated with molten salt
|
| Cyanide | 0.277 | 0.115
|
| Lead | 0.401 | 0.191
|
| Zinc | 1.40 | 0.583
|
| Ammonia | 128 | 56.0
|
| Fluoride | 56.8 | 25.2
|
| Oil and grease | 19.1 | 11.5
|
| TSS | 39.2 | 18.6
|
| pH | (
1) | (
1)
|
(s) Tumbling wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tumbled
|
| Cyanide | 0.023 | 0.010
|
| Lead | 0.033 | 0.016
|
| Zinc | 0.116 | 0.048
|
| Ammonia | 10.6 | 4.63
|
| Fluoride | 4.70 | 2.09
|
| Oil and grease | 1.58 | 0.948
|
| TSS | 3.24 | 1.54
|
| pH | (
1) | (
1)
|
(t) Sawing or grinding spent neat oils—subpart F—NSPS. There shall be no discharge of process wastewater pollutants.
(u) Sawing or grinding spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with emulsions
|
| Cyanide | 0.053 | 0.022
|
| Lead | 0.077 | 0.037
|
| Zinc | 0.267 | 0.112
|
| Ammonia | 24.4 | 10.7
|
| Fluoride | 10.9 | 4.83
|
| Oil and grease | 3.66 | 2.20
|
| TSS | 7.51 | 3.57
|
| pH | (
1) | (
1)
|
(v) Sawing or grinding contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with contact cooling water
|
| Cyanide | 0.138 | 0.057
|
| Lead | 0.200 | 0.095
|
| Zinc | 0.695 | 0.291
|
| Ammonia | 63.5 | 27.9
|
| Fluoride | 28.3 | 12.6
|
| Oil and grease | 9.52 | 5.71
|
| TSS | 19.5 | 9.28
|
| pH | (
1) | (
1)
|
(w) Dye penetrant testing wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tested using dye penetrant methods
|
| Cyanide | 0.325 | 0.135
|
| Lead | 0.471 | 0.224
|
| Zinc | 1.64 | 0.683
|
| Ammonia | 149 | 65.7
|
| Fluoride | 66.7 | 29.6
|
| Oil and grease | 22.4 | 13.5
|
| TSS | 45.9 | 21.9
|
| pH | (
1) | (
1)
|
(x) Miscellaneous wastewater sources.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium formed
|
| Cyanide | 0.010 | 0.004
|
| Lead | 0.014 | 0.007
|
| Zinc | 0.048 | 0.020
|
| Ammonia | 4.32 | 1.90
|
| Fluoride | 1.93 | 0.856
|
| Oil and grease | 0.648 | 0.389
|
| TSS | 1.33 | 0.63
|
| pH | (
1) | (
1)
|
(y) Degreasing spent solvents—subpart F—NSPS. There shall be no discharge of process wastewater pollutant.
[50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]
§ 471.64 - 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 by August 23, 1988 achieve the following pretreatment standards for existing sources (PSES). The mass of wastewater pollutants in titanium forming process wastewater introduced into a POTW shall not exceed the following values:
(a) Rolling spent neat oils—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
(b) Rolling contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium rolled with contact cooling water
|
| Cyanide | 0.142 | 0.059
|
| Lead | 0.205 | 0.098
|
| Zinc | 0.713 | 0.298
|
| Ammonia | 65.1 | 28.6
|
| Fluoride | 29.1 | 12.9 |
(c) Drawing spent neat oils—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
(d) Extrusion spent neat oils—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
(e) Extrusion spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.021 | 0.009
|
| Lead | 0.030 | 0.015
|
| Zinc | 0.105 | 0.044
|
| Ammonia | 9.59 | 4.22
|
| Fluoride | 4.28 | 1.90 |
(f) Extrusion press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.052 | 0.022
|
| Lead | 0.75 | 0.036
|
| Zinc | 0.260 | 0.109
|
| Ammonia | 23.7 | 10.5
|
| Fluoride | 10.6 | 4.70 |
(g) Forging spent lubricants—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
(h) Forging contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of forged titanium cooled with water
|
| Cyanide | 0.029 | 0.012
|
| Lead | 0.042 | 0.020
|
| Zinc | 0.146 | 0.061
|
| Ammonia | 13.3 | 5.86
|
| Fluoride | 5.95 | 2.64 |
(i) Forging equipment cleaning wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.012 | 0.005
|
| Lead | 0.017 | 0.008
|
| Zinc | 0.059 | 0.025
|
| Ammonia | 5.33 | 2.35
|
| Fluoride | 2.38 | 1.06 |
(j) Forging press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.293 | 0.121
|
| Lead | 0.424 | 0.202
|
| Zinc | 1.48 | 0.616
|
| Ammonia | 135 | 59.2
|
| Fluoride | 60.1 | 26.7 |
(k) Tube reducing spent lubricants—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
(l) Heat treatment contact cooling water—subpart F—PSES. There shall be no discharge allowance for the discharge of process wastewater pollutants.
(m) Surface treatment spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.061 | 0.025
|
| Lead | 0.088 | 0.042
|
| Zinc | 0.304 | 0.127
|
| Ammonia | 27.7 | 12.2
|
| Fluoride | 12.4 | 5.49 |
(n) Surface treatment rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.847 | 0.351
|
| Lead | 1.23 | 0.584
|
| Zinc | 4.27 | 1.78
|
| Ammonia | 389 | 171
|
| Fluoride | 174 | 77.1 |
(o) Wet air pollution control scrubber blowdown.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated or forged
|
| Cyanide | 0.062 | 0.026
|
| Lead | 0.090 | 0.043
|
| Zinc | 0.313 | 0.131
|
| Ammonia | 28.5 | 12.6
|
| Fluoride | 12.8 | 5.65 |
(p) Alkaline cleaning spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.070 | 0.029
|
| Lead | 0.101 | 0.048
|
| Zinc | 0.351 | 0.147
|
| Ammonia | 32.0 | 14.1
|
| Fluoride | 14.3 | 6.34 |
(q) Alkaline cleaning rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.080 | 0.033
|
| Lead | 0.116 | 0.055
|
| Zinc | 0.403 | 0.169
|
| Ammonia | 36.8 | 16.2
|
| Fluoride | 16.4 | 7.29 |
(r) Molten salt rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated with molten salt
|
| Cyanide | 0.277 | 0.115
|
| Lead | 0.401 | 0.191
|
| Zinc | 1.40 | 0.583
|
| Ammonia | 128 | 56.0
|
| Fluoride | 56.8 | 25.2 |
(s) Tumbling wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tumbled
|
| Cyanide | 0.023 | 0.010
|
| Lead | 0.033 | 0.016
|
| Zinc | 0.116 | 0.048
|
| Ammonia | 10.6 | 4.63
|
| Fluoride | 4.70 | 2.09 |
(t) Sawing or grinding spent neat oils—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
(u) Sawing or grinding spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with emulsions
|
| Cyanide | 0.053 | 0.022
|
| Lead | 0.077 | 0.037
|
| Zinc | 0.267 | 0.112
|
| Ammonia | 24.4 | 10.7
|
| Fluoride | 10.9 | 4.83 |
(v) Sawing or grinding contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with contact cooling water
|
| Cyanide | 0.138 | 0.057
|
| Lead | 0.200 | 0.095
|
| Zinc | 0.695 | 0.291
|
| Ammonia | 63.5 | 27.9
|
| Fluoride | 28.3 | 12.6 |
(w) Dye penetrant testing wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated using dye penetrant methods
|
| Cyanide | 0.325 | 0.135
|
| Lead | 0.471 | 0.224
|
| Zinc | 1.64 | 0.638
|
| Ammonia | 149 | 65.7
|
| Fluoride | 66.7 | 29.6 |
(x) Miscellaneous wastewater sources.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium formed
|
| Cyanide | 0.010 | 0.004
|
| Lead | 0.014 | 0.007
|
| Zinc | 0.048 | 0.020
|
| Ammonia | 4.32 | 1.90
|
| Fluoride | 1.93 | 0.856 |
(y) Degreasing spent solvents—subpart F—PSES. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]
§ 471.65 - 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 standards for new sources (PSNS). The mass of wastewater pollutants in the titanium forming process wastewater shall not exceed the values set forth below:
(a) Rolling spent neat oils—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
(b) Rolling contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium rolled with contact cooling water
|
| Cyanide | 0.142 | 0.059
|
| Lead | 0.205 | 0.098
|
| Zinc | 0.713 | 0.298
|
| Ammonia | 65.1 | 28.6
|
| Fluoride | 29.1 | 12.9 |
(c) Drawing spent neat oils—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
(d) Extrusion spent neat oils—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
(e) Extrusion spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.021 | 0.009
|
| Lead | 0.030 | 0.015
|
| Zinc | 0.105 | 0.044
|
| Ammonia | 9.59 | 4.22
|
| Fluoride | 4.28 | 1.90 |
(f) Extrusion press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium extruded
|
| Cyanide | 0.052 | 0.022
|
| Lead | 0.075 | 0.036
|
| Zinc | 0.260 | 0.109
|
| Ammonia | 23.7 | 10.5
|
| Fluoride | 10.6 | 4.70 |
(g) Forging spent lubricants—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
(h) Forging contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of forged titanium cooled with water
|
| Cyanide | 0.029 | 0.012
|
| Lead | 0.042 | 0.020
|
| Zinc | 0.146 | 0.061
|
| Ammonia | 13.3 | 5.86
|
| Fluoride | 5.95 | 2.64 |
(i) Forging equipment cleaning wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.012 | 0.005
|
| Lead | 0.017 | 0.008
|
| Zinc | 0.059 | 0.025
|
| Ammonia | 5.33 | 2.35
|
| Fluoride | 2.38 | 1.06 |
(j) Forging press hydraulic fluid leakage.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium forged
|
| Cyanide | 0.293 | 0.121
|
| Lead | 0.424 | 0.202
|
| Zinc | 1.48 | 0.616
|
| Ammonia | 135 | 59.2
|
| Fluoride | 60.1 | 26.7 |
(k) Tube reducing spent lubricants—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
(l) Heat treatment contact cooling water—subpart F—PSNS. There shall be no discharge allowance for the discharge of process wastewater pollutants.
(m) Surface treatment spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.061 | 0.025
|
| Lead | 0.088 | 0.042
|
| Zinc | 0.304 | 0.127
|
| Ammonia | 27.7 | 12.2
|
| Fluoride | 12.4 | 5.49 |
(n) Surface treatment rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated
|
| Cyanide | 0.847 | 0.351
|
| Lead | 1.23 | 0.584
|
| Zinc | 4.27 | 1.78
|
| Ammonia | 389 | 171
|
| Fluoride | 174 | 77.1 |
(o) Wet air pollution control scrubber blowdown.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium surface treated or forged
|
| Cyanide | 0.062 | 0.026
|
| Lead | 0.090 | 0.043
|
| Zinc | 0.313 | 0.131
|
| Ammonia | 28.5 | 12.6
|
| Fluoride | 12.8 | 5.65 |
(p) Alkaline cleaning spent baths.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.070 | 0.029
|
| Lead | 0.101 | 0.048
|
| Zinc | 0.351 | 0.147
|
| Ammonia | 32.0 | 14.1
|
| Fluoride | 14.3 | 6.34 |
(q) Alkaline cleaning rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium alkaline cleaned
|
| Cyanide | 0.080 | 0.033
|
| Lead | 0.116 | 0.055
|
| Zinc | 0.403 | 0.169
|
| Ammonia | 36.8 | 16.2
|
| Fluoride | 16.4 | 7.29 |
(r) Molten salt rinse.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated with molten salt
|
| Cyanide | 0.277 | 0.115
|
| Lead | 0.401 | 0.191
|
| Zinc | 1.40 | 0.583
|
| Ammonia | 128 | 56.0
|
| Fluoride | 56.8 | 25.2 |
(s) Tumbling wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium tumbled
|
| Cyanide | 0.023 | 0.010
|
| Lead | 0.033 | 0.016
|
| Zinc | 0.116 | 0.048
|
| Ammonia | 10.6 | 4.63
|
| Fluoride | 4.70 | 2.09 |
(t) Sawing or grinding spent neat oils—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
(u) Sawing or grinding spent emulsions.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with emulsions
|
| Cyanide | 0.053 | 0.022
|
| Lead | 0.077 | 0.037
|
| Zinc | 0.267 | 0.112
|
| Ammonia | 24.4 | 10.7
|
| Fluoride | 10.9 | 4.83 |
(v) Sawing or grinding contact cooling water.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium sawed or ground with contact cooling water
|
| Cyanide | 0.138 | 0.057
|
| Lead | 0.200 | 0.095
|
| Zinc | 0.695 | 0.291
|
| Ammonia | 63.5 | 27.9
|
| Fluoride | 28.3 | 12.6 |
(w) Dye penetrant testing wastewater.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium treated using dye penetrant methods
|
| Cyanide | 0.325 | 0.135
|
| Lead | 0.471 | 0.224
|
| Zinc | 1.64 | 0.683
|
| Ammonia | 149 | 65.7
|
| Fluoride | 66.7 | 29.6 |
(x) Miscellaneous wastewater sources.
| Pollutant or pollutant property
| Maximum for any 1 day
| Maximum for monthly average
|
|---|
| | mg/off-kg (pounds per million off-pounds) of titanium formed
|
| Cyanide | 0.010 | 0.004
|
| Lead | 0.014 | 0.007
|
| Zinc | 0.048 | 0.020
|
| Ammonia | 4.32 | 1.90
|
| Fluoride | 1.93 | 0.856 |
(y) Degreasing spent solvents—subpart F—PSNS. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]
§ 471.66 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). [Reserved]
authority: Secs. 301, 304(b), (c), (e), and (g), 306(b) and (c), 307, 308, 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,
and; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217
source: 50 FR 34270, Aug. 23, 1985, unless otherwise noted.
cite as: 40 CFR 471.64