Except as provided in 40 CFR 125.30 through 125.32 , any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable technology currently available:
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of crude tapped tin metal produced | ||
Arsenic | 19.220 | 8.554 |
Lead | 3.863 | 1.840 |
Iron | 11.040 | 5.611 |
Tin | 3.495 | 2.024 |
Total suspended solids | 377.100 | 179.400 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of dealuminized scrap produced | ||
Lead | 0.015 | 0.007 |
Cyanide (total) | 0.010 | 0.004 |
Fluoride | 1.225 | 0.700 |
Tin | 0.013 | 0.008 |
Total suspended solids | 1.435 | 0.683 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Minimum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of neutralized, dewatered tin mud produced | ||
Lead | 2.120 | 1.009 |
Cyanide (total) | 1.464 | 0.606 |
Fluoride | 176.600 | 100.400 |
Tin | 1.918 | 1.110 |
Total suspended solids | 206.900 | 98.420 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Minimum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of tin hydroxide washed | ||
Lead | 5.020 | 2.391 |
Cyanide (total) | 3.466 | 1.434 |
Fluoride | 418.400 | 237.900 |
Tin | 4.542 | 2.630 |
Total suspended solids | 490.100 | 233.100 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Minimum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of cathode tin produced | ||
Lead | 7.056 | 3.360 |
Cyanide (total) | 4.872 | 2.016 |
Fluoride | 588.000 | 334.300 |
Tin | 6.384 | 3.696 |
Total suspended solids | 688.800 | 327.600 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Minimum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of MSW scrap used as raw material | ||
Lead | 0.050 | 0.024 |
Cyanide (total) | 0.035 | 0.014 |
Fluoride | 4.165 | 2.368 |
Tin | 0.045 | 0.026 |
Total suspended solids | 4.879 | 2.321 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of tin metal recovered from scrap | ||
Lead | 23.370 | 11.130 |
Cyanide (total) | 16.140 | 6.677 |
Fluoride | 1,947.000 | 1,107.000 |
Tin | 21.140 | 12.240 |
Total suspended solids | 2,281.000 | 1,085.000 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of tin metal recovered from plating solutions and sludges | ||
Lead | 48.30 | 23.00 |
Cyanide (total) | 33.35 | 13.80 |
Fluoride | 4,025.00 | 2,289.00 |
Tin | 43.70 | 25.30 |
Total suspended solids | 4,715.00 | 2,243.00 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
BPT Limitations for the Secondary Tin Subcategory
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
mg/kg (pounds per million pounds) of tin metal produced | ||
Lead | 10.520 | 5.009 |
Cyanide (total) | 7.263 | 3.005 |
Fluoride | 876.500 | 498.400 |
Tin | 9.517 | 5.510 |
Total suspended solids | 1,027.000 | 488.400 |
pH | (1) | (1) |
1 Within the range of 7.5 to 10.0 at all times.
40 C.F.R. §421.292