New source performance standards (NSPS).

  1. Law
  2. CFR 40
  3. Protection of Environment
  4. Environmental Protection Agency
  5. Effluent Guidelines and Standards
  6. Nonferrous Metals Forming and Metal Powders Point Source Category
  7. Refractory Metals Forming Subcategory
  8. New source performance standards (NSPS).

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§ 471.53 New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards (NSPS):

(a) Rolling spent neat oils and graphite based lubricants - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

(b) Rolling spent emulsions.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals rolled with emulsions
Copper 0.549 0.262
Nickel 0.236 0.159
Fluoride 25.5 11.3
Molybdenum 2.16 0.957
Oil and grease 4.29 4.29
TSS 6.44 5.15
pH (1) (1)

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

(c) Drawing spent lubricants - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

(d) Extrusion spent lubricants - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

(e) Extrusion press hydraulic fluid leakage.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals extruded
Copper 1.53 0.726
Nickel 0.655 0.441
Fluoride 70.8 31.4
Molybdenum 5.99 2.66
Oil and grease 11.9 11.9
TSS 17.9 14.3
pH (1) (1)

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

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

(g) Forging contact cooling water.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of forged refractory metals cooled with water
Copper 0.041 0.020
Nickel 0.018 0.012
Fluoride 1.92 0.853
Molybdenum 0.163 0.072
Oil and grease 0.323 0.323
TSS 0.485 0.388
pH (1) (1)

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

(h) Equipment cleaning wastewater.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals formed
Copper 0.174 0.083
Nickel 0.075 0.051
Fluoride 8.09 3.59
Molybdenum 0.684 0.303
Oil and grease 1.36 1.36
TSS 2.04 1.63
pH (1) (1)

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

(i) Metal powder production wastewater.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals powder produced
Copper 0.360 0.172
Nickel 0.155 0.104
Fluoride 16.7 7.42
Molybdenum 1.42 0.627
Oil and grease 2.81 2.81
TSS 4.22 3.37
pH (1) (1)

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

(j) Metal powder production floor wash wastewater - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

(k) Metal powder pressing spent lubricants - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

(l) Surface treatment spent baths.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals surface treated
Copper 0.498 0.237
Nickel 0.214 0.144
Fluoride 23.2 10.3
Molybdenum 1.96 0.868
Oil and grease 3.89 3.89
TSS 5.84 4.67
pH (1) (1)

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

(m) Surface treatment rinse.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals surface treated
Copper 15.5 7.38
Nickel 6.66 4.48
Fluoride 720 320
Molybdenum 69.9 27.0
Oil and grease 121 121
TSS 182 145
pH (1) (1)

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

(n) Alkaline cleaning spent baths.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals alkaline cleaned
Copper 0.428 0.204
Nickel .184 0.124
Fluoride 19.9 8.82
Molybdenum 1.68 0.745
Oil and grease 3.34 3.34
TSS 5.01 4.01
pH (1) (1)

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

(o) Alkaline cleaning rinse.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals alkaline cleaned
Copper 10.5 4.98
Nickel 4.49 3.02
Fluoride 486 216
Molybdenum 41.1 18.2
Oil and grease 81.6 81.6
TSS 123 97.9
pH (1) (1)

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

(p) Molten salt rinse.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals treated with molten salt
Copper 0.810 0.386
Nickel 0.348 0.234
Fluoride 37.7 16.7
Molybdenum 3.19 1.41
Oil and grease 6.33 6.33
TSS 9.5 7.6
pH (1) (1)

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

(q) Tumbling or burnishing wastewater.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals tumbled or burnished
Copper 1.60 0.763
Nickel 0.688 0.463
Fluoride 74.4 33.0
Molybdenum 6.29 2.79
Oil and grease 12.5 12.5
TSS 18.8 15.0
pH (1) (1)

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

(r) Sawing or grinding spent neat oils - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

(s) Sawing or grinding spent emulsions.

Expand Table

Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals sawed or ground with emulsions
Copper 0.380 0.181
Nickel 0.164 0.110
Fluoride 17.7 7.84
Molybdenum 1.5 0.663
Oil and grease 2.97 2.97
TSS 4.46 3.57
pH (1) (1)

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

(t) Sawing or grinding contact cooling water.

Expand Table

Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals sawed or ground with contact cooling water
Copper 3.11 1.48
Nickel 1.34 0.899
Fluoride 145 64.2
Molybdenum 12.2 5.42
Oil and grease 24.3 24.3
TSS 36.5 29.2
pH (1) (1)

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

(u) Sawing or grinding rinse.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of sawed or ground refractory metals rinsed
Copper 0.018 0.009
Nickel 0.008 0.005
Fluoride 0.803 0.357
Molybdenum 0.068 0.030
Oil and grease 0.135 0.135
TSS 0.203 0.162
pH (1) (1)

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

(v) Wet air pollution control scrubber blowdown.

Expand Table

Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals sawed, ground, surface coated or surface treated
Copper 1.01 0.480
Nickel 0.433 0.291
Fluoride 46.8 20.8
Molybdenum 3.96 1.76
Oil and grease 7.87 7.87
TSS 11.8 9.45
pH (1) (1)

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

(w) Miscellaneous wastewater sources.

Expand Table

Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals formed
Copper 0.442 0.211
Nickel 0.190 0.128
Fluoride 20.6 9.11
Molybdenum 1.74 0.770
Oil and grease 3.45 3.45
TSS 5.18 4.14
pH (1) (1)

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

(x) Dye penetrant testing wastewater.

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Subpart E - NSPS

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/off-kg (pounds per million off-pounds) of refractory metals product tested
Copper 0.100 0.048
Nickel 0.043 0.029
Fluoride 4.62 2.05
Molybdenum 0.391 0.173
Oil and grease 0.776 0.776
TSS 1.17 0.931
pH (1) (1)

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

(y) Degreasing spent solvents - subpart E - NSPS. There shall be no discharge of process wastewater pollutants.

[50 FR 34270, Aug. 23, 1985; 51 FR 2886, Jan. 22, 1986]


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