Title 40

SECTION 471.63

471.63 New source performance standards (NSPS).

§ 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.

Subpart F - NSPS

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)

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

(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.

Subpart F - NSPS

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)

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

(f) Extrusion press hydraulic fluid leakage.

Subpart F - NSPS

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)

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

(g) Forging spent lubricants - subpart F - NSPS. There shall be no discharge of process wastewater pollutants.

(h) Forging contact cooling water.

Subpart F - NSPS

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)

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

(i) Forging equipment cleaning wastewater.

Subpart F - NSPS

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)

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

(j) Forging press hydraulic fluid leakage.

Subpart F - NSPS

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)

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

(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.

Subpart F - NSPS

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)

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

(n) Surface treatment rinse.

Subpart F - NSPS

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)

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

(o) Wet air pollution control scrubber blowdown.

Subpart F - NSPS

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)

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

(p) Alkaline cleaning spent baths.

Subpart F - NSPS

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)

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

(q) Alkaline cleaning rinse.

Subpart F - NSPS

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)

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

(r) Molten salt rinse.

Subpart F - NSPS

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)

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

(s) Tumbling wastewater.

Subpart F - NSPS

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)

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

(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.

Subpart F - NSPS

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)

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

(v) Sawing or grinding contact cooling water.

Subpart F - NSPS

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)

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

(w) Dye penetrant testing wastewater.

Subpart F - NSPS

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)

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

(x) Miscellaneous wastewater sources.

Subpart F - NSPS

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)

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

(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]