Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

§ 421.302 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control 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) Chlorination off-gas wet air pollution control.

BPT 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)0.4120.168
Lead0.3930.187
Nickel1.7971.189
Titanium0.8800.384
Oil and grease18.72011.230
Total suspended solids38.38018.250
pH( 1)( 1)

1 Within the range of 7.5 to 10.0 at all times.

(b) Chlorination area-vent wet air pollution control.

BPT 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)0.4120.168
Chromium (total)0.4580.187
Lead0.4370.208
Nickel1.9971.321
Titanium0.9780.426
Oil and grease20.80012.480
Total suspended solids42.64020.280
pH( 1)( 1)

1 Within the range of 7.5 to 10.0 at all times.

(c) TiCl4 handling wet air pollution control.

BPT 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)0.0820.034
Lead0.0790.037
Nickel0.3590.237
Titanium0.1760.077
Oil and grease3.7402.244
Total suspended solids7.6673.647
pH( 1)( 1)
This document is only available to subscribers. Please log in or purchase access.