40 CFR 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.