Statutes, codes, and regulations
Code of Federal Regulations
Title 40 - PROTECTION OF ENVIRONMENTChapter I - ENVIRONMENTAL PROTECTION AGENCYSubchapter N - EFFLUENT GUIDELINES AND STANDARDSPart 421 - NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY
Subpart O - PRIMARY BERYLLIUM SUBCATEGORY
Section 421.153 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable

40 C.F.R. § 421.153

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Current through September 30, 2024
Section 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.

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
Beryllium1,842.000831.000
Chromium (total)831.000336.900
Copper2,875.0001,370.000
Cyanide (total)449.200179.700
Ammonia (as N)299,400.000131,600.000
Fluoride78,610.00044,700.000

(b) Solvent extraction raffinate from beryl ore.

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
Beryllium180.481.4
Chromium (total)81.433.0
Copper281.6134.2
Cyanide (total)44.017.6
Ammonia (as N)29,330.012,890.0
Fluoride7,700.04,378.0

(c) Beryllium carbonate filtrate.

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
Beryllium175.90079.370
Chromium (total)79.37032.180
Copper274.600130.800
Cyanide (total)42.90017.160
Ammonia (as N)28,590.00012,570.000
Fluoride7,508.0004,269.000

(d) Beryllium Hydroxide Filtrate.

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
Beryllium111.52050.320
Chromium (Total)50.32020.400
Copper174.08082.960
Cyanide (Total)27.20010.880
Ammonia (as N)18128.8007969.600
Fluoride4760.0002706.400

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

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
Beryllium216.2097.57
Chromium (total)97.5739.56
Copper337.50160.90
Cyanide (total)52.7421.10
Ammonia (as N)35,150.0015,450.00
Fluoride9,230.005,248.00

(f) Beryllium hydroxide supernatant.

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
Beryllium188.685.1
Chromium (total)85.134.5
Copper294.4140.3
Cyanide (total)46.018.4
Ammonia (as N)30,660.013,480.0
Fluoride160,308.071,201.0

(g) Process water.

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
Beryllium143.3064.68
Chromium (total)64.6826.22
Copper223.70106.60
Cyanide (total)34.9613.98
Ammonia (as N)23,300.0010,240.00
Fluoride6,118.003,479.00

(h) Fluoride furnace scrubber.

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
Beryllium0.0000.000
Chromium (total)0.0000.000
Copper0.0000.000
Cyanide (total)0.0000.000
Ammonia (as N)0.0000.000
Fluoride0.0000.000

(i) Chip treatment wastewater.

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
Beryllium6.3552.868
Chromium (total)2.8681.163
Copper9.9204.728
Cyanide (total)1.5500.620
Ammonia (as N)1,033.000454.200
Fluoride271.300154.200

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

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
Beryllium0.0000.000
Chromium (total)0.0000.000
Copper0.0000.000
Cyanide (total)0.0000.000
Ammonia (as N)0.0000.000
Fluoride0.0000.000

(k) Beryl Ore Gangue Dewatering.

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
Beryllium0.8550.386
Chromium (Total)0.3860.156
Copper1.3350.636
Cyanide (Total)0.2090.083
Ammonia (as N)139.03261.120
Fluoride36.50520.756

(l) Bertrandite Ore Gangue Dewatering.

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
Beryllium2.1850.986
Chromium (Total)0.9860.400
Copper3.4111.626
Cyanide (Total)0.5330.213
Ammonia (as N)355.245156.169
Fluoride93.27553.034

(m) Beryl Ore Processing.

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
Beryllium5.9882.702
Chromium (Total)2.7021.095
Copper9.3484.455
Cyanide (Total)1.4610.584
Ammonia (as N)973.490427.956
Fluoride255.605145.330

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

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
Beryllium383.760173.160
Chromium (Total)173.16070.200
Copper599.040285.480
Cyanide (Total)93.60037.440
Ammonia (as N)62384.40027424.800
Fluoride16380.0009313.200

(o) Bertrandite Ore Leaching Scrubber.

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
Beryllium1.2390.559
Chromium (Total)0.5590.227
Copper1.9340.922
Cyanide (Total)0.3020.121
Ammonia (as N)201.41688.545
Fluoride52.88530.069

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

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
Beryllium0.0830.037
Chromium (Total)0.0370.015
Copper0.1290.062
Cyanide (Total)0.0200.008
Ammonia (as N)13.4635.919
Fluoride3.5352.010

40 C.F.R. §421.153

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