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:
(a) Solvent Extraction Raffinate from Bertrandite Ore.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium carbonate produced from bertrandite ore as beryllium | ||
| Beryllium | 2,763.000 | 1,235.000 |
| Chromium (total) | 988.200 | 404.300 |
| Copper | 4,267.000 | 2,246.000 |
| Cyanide (total) | 651.300 | 269.500 |
| Ammonia (as N) | 299,400.000 | 131,600.000 |
| Fluoride | 78,610.000 | 44,700.000 |
| Total suspended solids | 92,090.000 | 43,800.000 |
| pH | (1) | (1) |
(b) Solvent Extraction Raffinate from Beryl Ore.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium carbonate produced from beryl ore as beryllium | ||
| Beryllium | 270.6 | 121.0 |
| Chromium (total) | 96.8 | 39.6 |
| Copper | 418.0 | 220.0 |
| Cyanide (total) | 63.8 | 26.4 |
| Ammonia (as N) | 29,330.0 | 12,890.0 |
| Fluoride | 7,700.0 | 4,378.0 |
| Total suspended solids | 9,020.0 | 4,290.0 |
| pH | (1) | (1) |
(c) Beryllium Carbonate Filtrate.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium carbonate produced as beryllium | ||
| Beryllium | 263.800 | 118.000 |
| Chromium (total) | 94.380 | 38.610 |
| Copper | 407.600 | 214.500 |
| Cyanide (total) | 62.210 | 25.740 |
| Ammonia (as N) | 28,590.000 | 12,570.000 |
| Fluoride | 7,508.000 | 4,269.000 |
| Total suspended | 8,795.000 | 4,183.000 |
| pH | (1) | (1) |
(d) Beryllium Hydroxide Filtrate.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium hydroxide produced as beryllium | ||
| Beryllium | 167.280 | 74.800 |
| Chromium (Total) | 59.840 | 24.480 |
| Copper | 258.400 | 136.000 |
| Cyanide (Total) | 39.440 | 16.320 |
| Ammonia (as N) | 18128.800 | 7969.600 |
| Fluoride | 4760.000 | 2706.400 |
| Total Suspended Solids | 5576.000 | 2652.000 |
| pH | (1) | (1) |
(e) Beryllium Oxide Calcining Furnace Wet Air Pollution Control.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium oxide produced | ||
| Beryllium | 324.000 | 145.000 |
| Chromium (total) | 116.000 | 47.470 |
| Copper | 501.000 | 263.700 |
| Cyanide (total) | 76.470 | 31.640 |
| Ammonia (as N) | 35,150.000 | 15,450.000 |
| Fluoride | 9,230.000 | 5,248.000 |
| Total suspended solids | 10,810.000 | 5,142.000 |
| pH | (1) | (1) |
(f) Beryllium hydroxide supernatant.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium hydroxide produced from scrap and residues as beryllium | ||
| Beryllium | 282.9 | 126.5 |
| Chromium (total) | 101.2 | 41.4 |
| Copper | 437.0 | 230.0 |
| Cyanide (total) | 66.7 | 27.6 |
| Ammonia (as N) | 30,660.0 | 13,480.0 |
| Fluoride | 160,308.0 | 71,201.0 |
| Total suspended solids | 9,430.0 | 4,485.0 |
| pH | (1) | (1) |
(g) Process water.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium pebbles produced | ||
| Beryllium | 215.00 | 96.14 |
| Chromium (total) | 76.91 | 31.46 |
| Copper | 332.10 | 174.80 |
| Cyanide (total) | 50.69 | 20.98 |
| Ammonia (as N) | 23,300.00 | 10,240.00 |
| Fluoride | 6,118.00 | 3,479.00 |
| Total suspended solids | 7,167.00 | 3,409.00 |
| pH | (1) | (1) |
(h) Fluoride furnace scrubber.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium pebbles produced | ||
| Beryllium | 0.000 | 0.000 |
| Chromium (total) | 0.000 | 0.000 |
| Copper | 0.000 | 0.000 |
| Cyanide (total) | 0.000 | 0.000 |
| Ammonia (as N) | 0.000 | 0.000 |
| Fluoride | 0.000 | 0.000 |
| Total suspended solids | 0.000 | 0.000 |
| pH | (1) | (1) |
(i) Chip treatment wastewater.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium scrap chips treated | ||
| Beryllium | 9.533 | 4.263 |
| Chromium (total) | 3.410 | 1.395 |
| Copper | 14.730 | 7.750 |
| Cyanide (total) | 2.248 | 0.930 |
| Ammonia (as N) | 1,033.000 | 454.200 |
| Fluoride | 271.300 | 154.200 |
| Total suspended solids | 317.800 | 151.100 |
| pH | (1) | (1) |
(j) Beryllium Pebble Plant Area Vent Wet Air Pollution Control.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryllium pebbles produced | ||
| Beryllium | 0.000 | 0.000 |
| Chromium (total) | 0.000 | 0.000 |
| Copper | 0.000 | 0.000 |
| Cyanide (total) | 0.000 | 0.000 |
| Ammonia (as N) | 0.000 | 0.000 |
| Fluoride | 0.000 | 0.000 |
| Total suspended solids | 0.000 | 0.000 |
| pH | 1 | 1 |
(k) Beryl Ore Gangue Dewatering.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryl ore processed | ||
| Beryllium | 1.283 | 0.574 |
| Chromium (Total) | 0.459 | 0.188 |
| Copper | 1.982 | 1.043 |
| Cyanide (Total) | 0.302 | 0.125 |
| Ammonia (as N) | 139.032 | 61.120 |
| Fluoride | 36.505 | 20.756 |
| Total Suspended Solids | 42.763 | 20.339 |
| pH | (1) | (1) |
(l) Bertrandite Ore Gangue Dewatering.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of bertrandite ore processed | ||
| Beryllium | 3.279 | 1.466 |
| Chromium (Total) | 1.173 | 0.480 |
| Copper | 5.064 | 2.665 |
| Cyanide (Total) | 0.773 | 0.320 |
| Ammonia (as N) | 355.245 | 156.169 |
| Fluoride | 93.275 | 53.034 |
| Total Suspended Solids | 109.265 | 51.968 |
| pH | (1) | (1) |
(m) Beryl Ore Processing.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of beryl ore processed | ||
| Beryllium | 8.983 | 4.017 |
| Chromium (Total) | 3.213 | 1.315 |
| Copper | 13.876 | 7.303 |
| Cyanide (Total) | 2.118 | 0.876 |
| Ammonia (as N) | 973.490 | 427.956 |
| Fluoride | 255.605 | 145.330 |
| Total Suspended Solids | 299.423 | 142.409 |
| pH | (1) | (1) |
(n) Aluminum Iron Sludge (AIS) Area Wastewater.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of total beryllium carbonate produced as beryllium | ||
| Beryllium | 575.640 | 257.400 |
| Chromium (Total) | 205.920 | 84.240 |
| Copper | 889.200 | 468.000 |
| Cyanide (Total) | 135.720 | 56.160 |
| Ammonia (as N) | 62384.400 | 27424.800 |
| Fluoride | 16380.000 | 9313.200 |
| Total Suspended Solids | 19188.000 | 9126.000 |
| pH | (1) | (1) |
(o) Bertrandite Ore Leaching Scrubber.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg of bertrandite ore processed | ||
| Beryllium | 1.859 | 0.831 |
| Chromium (Total) | 0.665 | 0.272 |
| Copper | 2.871 | 1.511 |
| Cyanide (Total) | 0.438 | 0.181 |
| Ammonia (as N) | 201.416 | 88.545 |
| Fluoride | 52.885 | 30.069 |
| Total Suspended Solids | 61.951 | 29.465 |
| pH | (1) | (1) |
(p) Bertrandite Ore Countercurrent and Decantation (CCD) Scrubber.
BPT Limitations for the Primary Beryllium Subcategory
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg of bertrandite ore processed | ||
| Beryllium | 0.124 | 0.056 |
| Chromium (Total) | 0.044 | 0.018 |
| Copper | 0.192 | 0.101 |
| Cyanide (Total) | 0.029 | 0.012 |
| Ammonia (as N) | 13.463 | 5.919 |
| Fluoride | 3.535 | 2.010 |
| Total Suspended Solids | 4.141 | 1.970 |
| pH | (1) | (1) |
[50 FR 38346, Sept. 20, 1985, as amended at 55 FR 31697, Aug. 3, 1990; 55 FR 36932, Sept. 7, 1990]