Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BPT:
Table 10-1
Primary Tungsten Tungstic Acid Rinse
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungstic acid produced | |
Lead | 17.230 | 8.205 |
Zinc | 59.900 | 25.030 |
Ammonia (as N) | 5,469.000 | 2,404.000 |
Total suspended solids | 1,682.000 | 800.000 |
pH | (1) | (1) |
Table 10-2
Primary Tungsten Acid Leach Wet Air Pollution Control
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungstic acid produced | |
Lead | 15.040 | 7.162 |
Zinc | 52.280 | 21.840 |
Ammonia (as N) | 4,773.000 | 2,098.000 |
Total suspended solids | 1,468.000 | 698.300 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-3
Primary Tungsten Alkali Leach Wash
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of sodium tungstate produced | |
Lead | 0.000 | 0.000 |
Zinc | 0.000 | 0.000 |
Ammonia (as N) | 0.000 | 0.000 |
Total suspended solids | 0.000 | 0.000 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-4
Primary Tungsten Alkali Leach Wash Condensate
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of sodium tungstate produced | |
Lead | 8.057 | 3.837 |
Zinc | 28.011 | 11.700 |
Ammonia (as N) | 2,557.000 | 1,124.000 |
Total suspended solids | 786.200 | 374.100 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-5
Primary Tungsten Ion-Exchange Raffinate Commingled With Other Process or Nonprocess Waters
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of ammonium tungstate produced | |
Lead | 37.160 | 17.700 |
Zinc | 129.200 | 53.970 |
Ammonia (as N) | 11,790.000 | 5,185.000 |
Total suspended solids | 3,627.000 | 1,726.800 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-6
Primary Tungsten Ion-Exchange Raffinate Not Commingled With Other Process or Nonprocess Waters
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of ammonium tungstate produced | |
Lead | 37.160 | 17.700 |
Zinc | 129.200 | 53.970 |
Ammonia (as N) (1) | 11,790,000 | 5,185,000 |
Total suspended solids | 3,627.000 | 1,726.800 |
pH | (2) | (2) |
(1) Within the range of 7.0 to 10.0 at all times.
(1) The limitation for ammonia does not apply if the mother liquor feed to the ion exchange process or the raffinate from the ion exchange process contains sulfates at concentrations exceeding 1,000 mg/l, this mother liquor or raffinate is treated by ammonia stripping, and this mother liquor or raffinate is not commingled with any other process or nonprocess waters prior to steam stripping for ammonia removal.
(2) Within the range of 7.0 to 10.0 at all times.
Table 10-7
Primary Tungsten Calcium Tungstate Precipitate Wash
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of calcium tungstate produced | |
Lead | 31.000 | 14.760 |
Zinc | 107.800 | 45.020 |
Ammonia (as N) | 9,838.000 | 4,325.000 |
Total suspended solids | 3,036.000 | 1,439.000 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-8
Primary Tungsten Crystallization and Drying of Ammonium Paratungstate
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of ammonium paratungstate produced | |
Lead | 0.000 | 0.000 |
Zinc | 0.000 | 0.000 |
Ammonia (as N) | 0.000 | 0.000 |
Total suspended solids | 0.000 | 0.000 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-9
Primary Tungsten Ammonium Paratungstate Conversion to Oxides Wet Air Pollution Control
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungsten oxide produced | |
Lead | 11.600 | 5.300 |
Zinc | 40.320 | 16.380 |
Ammonia (as N) | 3,681.000 | 1,618.000 |
Total suspended solids | 1,132.000 | 538.500 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-10
Primary Tungsten Ammonium Paratungstate Conversion to Oxides Water of Formation
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungsten oxide produced | |
Lead | 0.026 | 0.013 |
Zinc | 0.092 | 0.038 |
Ammonia (as N) | 8.398 | 3.692 |
Total suspended solids | 2.583 | 1.229 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-11
Primary Tungsten Reduction to Tungsten Wet Air Pollution Control
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungsten metal produced | |
Lead | 12.940 | 6.161 |
Zinc | 44.970 | 18.790 |
Ammonia (as N) | 4,106.000 | 1,805.000 |
Total suspended solids | 1,263.000 | 600.700 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-12
Primary Tungsten Reduction to Tungsten Water of Formation
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungsten metal produced | |
Lead | 0.205 | 0.098 |
Zinc | 0.714 | 0.298 |
Ammonia (as N) | 65.190 | 28.660 |
Total suspended solids | 20.050 | 9.536 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-13
Primary Tungsten Tungsten Powder Acid Leach and Wash
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tungsten metal produced | |
Lead | 1.008 | 0.480 |
Zinc | 3.504 | 1.464 |
Ammonia (as N) | 319.900 | 140.700 |
Total suspended solids | 98.400 | 46.800 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Table 10-14
Primary Tungsten Molybdenum Sulfide Precipitation Wet Air Pollution Control
BPT Effluent Limitations | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of molybdenum sulfide precipitated | |
Lead | 0.000 | 0.000 |
Zinc | 0.000 | 0.000 |
Ammonia (as N) | 0.000 | 0.000 |
Total suspended solids | 0.000 | 0.000 |
pH | (1) | (1) |
(1) Within the range of 7.0 to 10.0 at all times.
Wis. Admin. Code Department of Natural Resources NR 274.102