Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

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§ 421.153 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

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 available technology economically achievable:

(a) Solvent extraction raffinate from bertrandite ore.

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BAT 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 1,842.000 831.000
Chromium (total) 831.000 336.900
Copper 2,875.000 1,370.000
Cyanide (total) 449.200 179.700
Ammonia (as N) 299,400.000 131,600.000
Fluoride 78,610.000 44,700.000

(b) Solvent extraction raffinate from beryl ore.

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BAT 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 180.4 81.4
Chromium (total) 81.4 33.0
Copper 281.6 134.2
Cyanide (total) 44.0 17.6
Ammonia (as N) 29,330.0 12,890.0
Fluoride 7,700.0 4,378.0

(c) Beryllium carbonate filtrate.

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BAT 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 175.900 79.370
Chromium (total) 79.370 32.180
Copper 274.600 130.800
Cyanide (total) 42.900 17.160
Ammonia (as N) 28,590.000 12,570.000
Fluoride 7,508.000 4,269.000

(d) Beryllium Hydroxide Filtrate.

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BAT 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 111.520 50.320
Chromium (Total) 50.320 20.400
Copper 174.080 82.960
Cyanide (Total) 27.200 10.880
Ammonia (as N) 18128.800 7969.600
Fluoride 4760.000 2706.400

(e) Beryllium oxide calcining furnace wet air pollution control.

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BAT 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 216.20 97.57
Chromium (total) 97.57 39.56
Copper 337.50 160.90
Cyanide (total) 52.74 21.10
Ammonia (as N) 35,150.00 15,450.00
Fluoride 9,230.00 5,248.00

(f) Beryllium hydroxide supernatant.

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BAT 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 188.6 85.1
Chromium (total) 85.1 34.5
Copper 294.4 140.3
Cyanide (total) 46.0 18.4
Ammonia (as N) 30,660.0 13,480.0
Fluoride 160,308.0 71,201.0

(g) Process water.

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BAT 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 143.30 64.68
Chromium (total) 64.68 26.22
Copper 223.70 106.60
Cyanide (total) 34.96 13.98
Ammonia (as N) 23,300.00 10,240.00
Fluoride 6,118.00 3,479.00

(h) Fluoride furnace scrubber.

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BAT 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

(i) Chip treatment wastewater.

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BAT 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 6.355 2.868
Chromium (total) 2.868 1.163
Copper 9.920 4.728
Cyanide (total) 1.550 0.620
Ammonia (as N) 1,033.000 454.200
Fluoride 271.300 154.200

(j) Beryllium pebble plant area vent wet air pollution control.

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BAT 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

(k) Beryl Ore Gangue Dewatering.

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BAT 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 0.855 0.386
Chromium (Total) 0.386 0.156
Copper 1.335 0.636
Cyanide (Total) 0.209 0.083
Ammonia (as N) 139.032 61.120
Fluoride 36.505 20.756

(l) Bertrandite Ore Gangue Dewatering.

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BAT 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 2.185 0.986
Chromium (Total) 0.986 0.400
Copper 3.411 1.626
Cyanide (Total) 0.533 0.213
Ammonia (as N) 355.245 156.169
Fluoride 93.275 53.034

(m) Beryl Ore Processing.

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BAT 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 5.988 2.702
Chromium (Total) 2.702 1.095
Copper 9.348 4.455
Cyanide (Total) 1.461 0.584
Ammonia (as N) 973.490 427.956
Fluoride 255.605 145.330

(n) Alumium Iron Sludge (AIS) Area Wastewater.

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BAT 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 383.760 173.160
Chromium (Total) 173.160 70.200
Copper 599.040 285.480
Cyanide (Total) 93.600 37.440
Ammonia (as N) 62384.400 27424.800
Fluoride 16380.000 9313.200

(o) Bertrandite Ore Leaching Scrubber.

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BAT 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 1.239 0.559
Chromium (Total) 0.559 0.227
Copper 1.934 0.922
Cyanide (Total) 0.302 0.121
Ammonia (as N) 201.416 88.545
Fluoride 52.885 30.069

(p) Bertrandite Ore Countercurrent and Decantation (CCD) Scrubber.

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BAT 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 0.083 0.037
Chromium (Total) 0.037 0.015
Copper 0.129 0.062
Cyanide (Total) 0.020 0.008
Ammonia (as N) 13.463 5.919
Fluoride 3.535 2.010

[50 FR 38346, Sept. 20, 1985, as amended at 55 FR 31698, Aug. 3, 1990]


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