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):
Subpart E-BPT
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 | 0.815 | 0.429 |
Nickel | 0.824 | 0.545 |
Fluoride | 25.5 | 11.3 |
Molybdenum | 2.84 | 1.47 |
Oil and grease | 8.58 | 5.15 |
TSS | 17.6 | 8.37 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 2.26 | 1.19 |
Nickel | 2.29 | 1.51 |
Fluoride | 70.8 | 31.4 |
Molybdenum | 7.87 | 4.07 |
Oil and grease | 23.8 | 14.3 |
TSS | 48.8 | 23.2 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.614 | 0.323 |
Nickel | 0.620 | 0.410 |
Fluoride | 19.2 | 8.53 |
Molybdenum | 2.14 | 1.11 |
Oil and grease | 6.46 | 3.88 |
TSS | 13.3 | 6.30 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 2.59 | 1.36 |
Nickel | 2.61 | 1.73 |
Fluoride | 80.9 | 35.9 |
Molybdenum | 8.99 | 4.65 |
Oil and grease | 27.2 | 16.3 |
TSS | 55.8 | 26.5 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.534 | 0.281 |
Nickel | 0.540 | 0.357 |
Fluoride | 16.70 | 7.42 |
Molybdenum | 1.86 | 0.961 |
Oil and grease | 5.62 | 3.37 |
TSS | 11.5 | 5.48 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.739 | 0.389 |
Nickel | 0.747 | 0.494 |
Fluoride | 23.2 | 10.3 |
Molybdenum | 2.57 | 1.33 |
Oil and grease | 7.78 | 4.68 |
TSS | 16.0 | 7.59 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 230 | 121 |
Nickel | 232 | 154 |
Fluoride | 7,200 | 3,200 |
Molybdenum | 800 | 414 |
Oil and grease | 2,420 | 1,450 |
TSS | 4,960 | 2,360 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.635 | 0.334 |
Nickel | 0.641 | 0.424 |
Fluoride | 19.9 | 8.82 |
Molybdenum | 2.21 | 1.14 |
Oil and grease | 6.68 | 4.01 |
TSS | 13.7 | 6.51 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 1,550 | 816 |
Nickel | 1,570 | 1,040 |
Fluoride | 48,600 | 21,600 |
Molybdenum | 5,400 | 2,790 |
Oil and grease | 16,300 | 9,790 |
TSS | 33,500 | 15,900 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 12.1 | 6.33 |
Nickel | 12.2 | 8.04 |
Fluoride | 377 | 167 |
Molybdenum | 41.9 | 21.7 |
Oil and grease | 127 | 76.0 |
TSS | 260 | 124 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 23.8 | 12.5 |
Nickel | 24.0 | 15.9 |
Fluoride | 744 | 330 |
Molybdenum | 82.7 | 42.8 |
Oil and grease | 250 | 150 |
TSS | 513 | 244 |
pH | (1) | (1) |
Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.565 | 0.297 |
Nickel | 0.570 | 0.377 |
Fluoride | 17.7 | 7.84 |
Molybdenum | 1.97 | 1.02 |
Oil and grease | 5.94 | 3.57 |
TSS | 12.2 | 5.79 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 46.2 | 24.3 |
Nickel | 46.7 | 30.9 |
Fluoride | 1450 | 642 |
Molybdenum | 161 | 83.1 |
Oil and grease | 486 | 292 |
TSS | 997 | 474 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.257 | 0.135 |
Nickel | 0.259 | 0.172 |
Fluoride | 8.03 | 3.57 |
Molybdenum | 0.893 | 0.462 |
Oil and grease | 2.70 | 1.62 |
TSS | 5.54 | 2.63 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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, surface coated or surface treated | ||
Copper | 1.50 | 0.787 |
Nickel | 1.51 | 1.00 |
Fluoride | 46.8 | 20.8 |
Molybdenum | 5.20 | 2.69 |
Oil and grease | 15.8 | 9.45 |
TSS | 32.3 | 15.4 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
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 | 0.656 | 0.345 |
Nickel | 0.663 | 0.438 |
Fluoride | 20.6 | 9.11 |
Molybdenum | 2.28 | 1.18 |
Oil and grease | 6.9 | 4.14 |
TSS | 14.2 | 6.73 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
Subpart E-BPT
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
mg/off-kg (pounds per million off-pounds) of refractory metals tested | ||
Copper | 0.150 | 0.078 |
Nickel | 0.150 | 0.099 |
Fluoride | 4.60 | 2.00 |
Molybdenum | 0.513 | 0.266 |
Oil and grease | 1.60 | 0.930 |
TSS | 3.20 | 1.50 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
40 C.F.R. §471.51