Collapse to view only § 440.22 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

§ 440.20 - Applicability; description of the aluminum ore subcategory.

The provisions of this subpart B are applicable to discharges from facilities engaged in the mining of bauxite as an aluminum ore.

§ 440.21 - [Reserved]

§ 440.22 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

Except as provided in subpart L of this part and 40 CFR 125.30 through 125.32, any existing source subject to this subpart 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). The concentration of pollutants discharged in mine drainage from mines producing bauxite ores shall not exceed:

Effluent characteristic Effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Milligrams per liter TSS3020 Fe1.0.5 A12.01.0 pH( 1)( 1)

1 Within the range of 6.0 to 9.0.

§ 440.23 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

Except as provided in subpart L of this part and 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The concentration of pollutants discharged in mine drainage from mines producing bauxite ores shall not exceed:

Effluent characteristic Effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Milligrams per liter Fe (total)1.00.5 Al2.01.0

§ 440.24 - New Source performance standards (NSPS).

Except as provided in subpart L of this part, any new source subject to this subpart must achieve the following NSPS representing the degree of effluent reduction attainable by the application of the best available demonstrated technology (BADT). The concentration of pollutants discharged in mine drainage from mines producting bauxite ores shall not exceed:

Effluent characteristic Effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days Milligrams per liter Fe (total)1.00.5 Al2.01.0 pH( 1)( 1) TSS30.020.0

1 Within the range of 6.0 to 9.0.

§ 440.25 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). [Reserved]