technology currently available.
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------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryllium
carbonate produced from
bertrandite ore as
beryllium
---------------Beryllium................................... 2,763.000 1,235.000Chromium (total)............................ 988.200 404.300Copper...................................... 4,267.000 2,246.000Cyanide (total)............................. 651.300 269.500Ammonia (as N).............................. 299,400.000 131,600.000Fluoride.................................... 78,610.000 44,700.000Total suspended solids...................... 92,090.000 43,800.000pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times
(b) Solvent Extraction Raffinate from Beryl Ore.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryllium
carbonate produced from
beryl ore as beryllium
---------------Beryllium................................... 270.6 121.0Chromium (total)............................ 96.8 39.6Copper...................................... 418.0 220.0Cyanide (total)............................. 63.8 26.4Ammonia (as N).............................. 29,330.0 12,890.0Fluoride.................................... 7,700.0 4,378.0Total suspended solids...................... 9,020.0 4,290.0pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(c) Beryllium Carbonate Filtrate.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryllium
carbonate produced as
beryllium
---------------Beryllium................................... 263.800 118.000Chromium (total)............................ 94.380 38.610Copper...................................... 407.600 214.500Cyanide (total)............................. 62.210 25.740Ammonia (as N).............................. 28,590.000 12,570.000Fluoride.................................... 7,508.000 4,269.000Total suspended............................. 8,795.000 4,183.000pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(d) Beryllium Hydroxide Filtrate.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryllium
hydroxide produced as
beryllium
---------------Beryllium................................... 167.280 74.800Chromium (Total)............................ 59.840 24.480Copper...................................... 258.400 136.000Cyanide (Total)............................. 39.440 16.320Ammonia (as N).............................. 18128.800 7969.600Fluoride.................................... 4760.000 2706.400Total Suspended Solids...................... 5576.000 2652.000pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(e) Beryllium Oxide Calcining Furnace Wet Air Pollution Control.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryllium oxide
produced
---------------Beryllium................................... 324.000 145.000Chromium (total)............................ 116.000 47.470Copper...................................... 501.000 263.700Cyanide (total)............................. 76.470 31.640Ammonia (as N).............................. 35,150.000 15,450.000Fluoride.................................... 9,230.000 5,248.000Total suspended solids...................... 10,810.000 5,142.000pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(f) Beryllium hydroxide supernatant.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per
million pounds) of
beryllium hydroxide
produced from scrap and
residues as beryllium
--------------
Beryllium..................................... 282.9 126.5Chromium (total).............................. 101.2 41.4Copper........................................ 437.0 230.0Cyanide (total)............................... 66.7 27.6Ammonia (as N)................................ 30,660.0 13,480.0Fluoride...................................... 160,308.0 71,201.0Total suspended solids........................ 9,430.0 4,485.0pH............................................ (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(g) Process water.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per
million pounds) of
beryllium pebbles
produced
--------------
Beryllium..................................... 215.00 96.14Chromium (total).............................. 76.91 31.46Copper........................................ 332.10 174.80Cyanide (total)............................... 50.69 20.98Ammonia (as N)................................ 23,300.00 10,240.00Fluoride...................................... 6,118.00 3,479.00Total suspended solids........................ 7,167.00 3,409.00pH............................................ (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(h) Fluoride furnace scrubber.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per
million pounds) of
beryllium pebbles
produced
--------------
Beryllium..................................... 0.000 0.000Chromium (total).............................. 0.000 0.000Copper........................................ 0.000 0.000Cyanide (total)............................... 0.000 0.000Ammonia (as N)................................ 0.000 0.000Fluoride...................................... 0.000 0.000Total suspended solids........................ 0.000 0.000pH............................................ (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(i) Chip treatment wastewater.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per
million pounds) of
beryllium scrap chips
treated
--------------
Beryllium..................................... 9.533 4.263Chromium (total).............................. 3.410 1.395Copper........................................ 14.730 7.750Cyanide (total)............................... 2.248 0.930Ammonia (as N)................................ 1,033.000 454.200Fluoride...................................... 271.300 154.200Total suspended solids........................ 317.800 151.100pH............................................ (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(j) Beryllium Pebble Plant Area Vent Wet Air Pollution Control.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per
million pounds) of
beryllium pebbles
produced
--------------
Beryllium..................................... 0.000 0.000Chromium (total).............................. 0.000 0.000Copper........................................ 0.000 0.000Cyanide (total)............................... 0.000 0.000Ammonia (as N)................................ 0.000 0.000Fluoride...................................... 0.000 0.000Total suspended solids........................ 0.000 0.000pH............................................ \1\ \1\------------------------------------------------------------------------\1\Within the range of 7.5 to 10.0 at all times.
(k) Beryl Ore Gangue Dewatering.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryl ore
processed
---------------------------Beryllium................................... 1.283 0.574Chromium (Total)............................ 0.459 0.188Copper...................................... 1.982 1.043Cyanide (Total)............................. 0.302 0.125Ammonia (as N).............................. 139.032 61.120Fluoride.................................... 36.505 20.756Total Suspended Solids...................... 42.763 20.339pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(l) Bertrandite Ore Gangue Dewatering.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of bertrandite ore
processed
---------------------------Beryllium................................... 3.279 1.466Chromium (Total)............................ 1.173 0.480Copper...................................... 5.064 2.665Cyanide (Total)............................. 0.773 0.320Ammonia (as N).............................. 355.245 156.169Fluoride.................................... 93.275 53.034Total Suspended Solids...................... 109.265 51.968pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(m) Beryl Ore Processing.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of beryl ore
processed
---------------------------Beryllium................................... 8.983 4.017Chromium (Total)............................ 3.213 1.315Copper...................................... 13.876 7.303Cyanide (Total)............................. 2.118 0.876Ammonia (as N).............................. 973.490 427.956Fluoride.................................... 255.605 145.330Total Suspended Solids...................... 299.423 142.409pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(n) Aluminum Iron Sludge (AIS) Area Wastewater.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of total beryllium
carbonate produced as
beryllium
---------------------------Beryllium................................... 575.640 257.400Chromium (Total)............................ 205.920 84.240Copper...................................... 889.200 468.000Cyanide (Total)............................. 135.720 56.160Ammonia (as N).............................. 62384.400 27424.800Fluoride.................................... 16380.000 9313.200Total Suspended Solids...................... 19188.000 9126.000pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(o) Bertrandite Ore Leaching Scrubber.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg of bertrandite ore
processed
---------------------------Beryllium................................... 1.859 0.831Chromium (Total)............................ 0.665 0.272Copper...................................... 2.871 1.511Cyanide (Total)............................. 0.438 0.181Ammonia (as N).............................. 201.416 88.545Fluoride.................................... 52.885 30.069Total Suspended Solids...................... 61.951 29.465pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times.
(p) Bertrandite Ore Countercurrent and Decantation (CCD) Scrubber.
BPT Limitations for the Primary Beryllium Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg of bertrandite ore
processed
---------------------------Beryllium................................... 0.124 0.056Chromium (Total)............................ 0.044 0.018Copper...................................... 0.192 0.101Cyanide (Total)............................. 0.029 0.012Ammonia (as N).............................. 13.463 5.919Fluoride.................................... 3.535 2.010Total Suspended Solids...................... 4.141 1.970pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 7.5 to 10.0 at all times. [50 FR 38346, Sept. 20, 1985, as amended at 55 FR 31697, Aug. 3, 1990; 55 FR 36932, Sept. 7, 1990]