40 CFR § 415.362 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate 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 AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate

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	0.069	0.023
Copper (T)	0.0030	0.0010
Nickel (T)	0.0060	0.0020
Selenium (T)	0.0015	0.00050
pH	( 1)	( 1)

1 Within the range 6.0 to 9.0.

(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing copper carbonate 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 AJ—Copper Carbonate

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	4.2	1.4
Copper (T)	0.19	0.064
Nickel (T)	0.37	0.12
Selenium (T)	0.093	0.031
pH	( 1)	( 1)

1 Within the range 6.0 to 9.0.