40 CFR 421.303 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

§ 421.303 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) Chlorination off-gas wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of TiCl4 produced
Chromium (total) 0.346 0.140
Lead 0.262 0.122
Nickel 0.515 0.346
Titanium 0.496 0.215
(b) Chlorination area-vent wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of TiCl4 produced
Chromium (total) 0.385 0.156
Lead 0.291 0.135
Nickel 0.572 0.385
Titanium 0.551 0.239
(c) TiCl4 handling wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of TiCl4 handled
Chromium (total) 0.069 0.028
Lead 0.052 0.024
Nickel 0.103 0.069
Titanium 0.099 0.043
(d) Reduction area wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 1.528 0.620
Lead 1.156 0.537
Nickel 2.272 1.528
Titanium 2.189 0.950
(e) Melt cell wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 0.787 0.319
Lead 0.595 0.276
Nickel 1.169 0.787
Titanium 1.127 0.489
(f) Chlorine liquefaction wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 11.010 4.463
Lead 8.332 3.868
Nickel 16.370 11.010
Titanium 15.770 6.844
(g) Sodium reduction container reconditioning wash water.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 0.474 0.192
Lead 0.359 0.167
Nickel 0.705 0.474
Titanium 0.679 0.295
(h) Chip crushing wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 0.848 0.344
Lead 0.642 0.298
Nickel 1.261 0.848
Titanium 1.215 0.527
(i) Acid leachate and rinse water.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 4.381 1.776
Lead 3.315 1.539
Nickel 6.512 4.381
Titanium 6.275 2.723
(j) Sponge crushing and screening wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium produced
Chromium (total) 0.239 0.097
Lead 0.181 0.084
Nickel 0.356 0.239
Titanium 0.343 0.149
(k) Acid pickle and wash water.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium pickled
Chromium (total) 0.023 0.009
Lead 0.017 0.008
Nickel 0.034 0.023
Titanium 0.032 0.014
(l) Scrap milling wet air pollution control.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of scrap milled
Chromium (total) 0.084 0.034
Lead 0.064 0.030
Nickel 0.125 0.084
Titanium 0.120 0.052
(m) Scrap detergent wash water.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of scrap washed
Chromium (total) 6.684 2.710
Lead 5.058 2.348
Nickel 9.935 6.684
Titanium 9.574 4.155
(n) Casting crucible wash water.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium cast
Chromium (total) 0.176 0.072
Lead 0.134 0.062
Nickel 0.262 0.176
Titanium 0.253 0.110
(o) Casting contact cooling water.
BAT Limitations for the Primary and Secondary Titanium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of titanium cast
Chromium (total) 27.000 10.950
Lead 20.430 9.486
Nickel 40.140 27.000
Titanium 38.68 16.78

Title 40 published on 2014-07-01

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