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

RegSenseWater ProgramsCFR RegulationsWater QualityEnvironmental Protection Agency (EPA)EnvironmentalWater QualityCFR SectionEnglishFocus AreaUSA

(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the sulfate process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart V - Titanium Dioxide-Sulfate Process
Pollutant or pollutant property BPT effluent limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (or pounds per 1,000 lb) of product
TSS 140 38
Chromium (T) 0.48 0.21
Nickel (T) 0.29 0.14
pH ( 1) ( 1)
1 Within the range 6.0 to 9.0.

(b) Except as provided for in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the chloride process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart V - Titanium Dioxide-Chloride Process
Pollutant or pollutant property BPT effluent limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (or pounds per 1,000 lb) of product
TSS 23 6.4
Chromium (T) 0.057 0.030
pH ( 1) ( 1)
1 Within the range 6.0 to 9.0.

(c) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride/ilmenite) process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart V - Titanium Dioxide-Chloride-Ilmenite Process
Pollutant or pollutant property BPT effluent limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (or pounds per 1,000 lb) of product
TSS 35 9.6
Chromium (T) 0.12 0.053
Nickel (T) 0.072 0.035
pH ( 1) ( 1)
1 Within the range 6.0 to 9.0.

[47 FR 28278, June 29, 1982, as amended at 47 FR 55227, Dec. 8, 1982]

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