40 CFR 420.33 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

View all text of Subpart C [§ 420.30 - § 420.37]

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

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

(a) Iron blast furnace.

Subpart C

Pollutant or pollutant property	BAT effluent limitations		Maximum for any 1 day	Average of daily values for 30 consecutive days		Kg/kkg (pounds per 1,000 lb) of product		Ammonia-N	0.00876	0.00292	Cyanide	0.00175	0.000876	Phenols (4AAP)	0.0000584	0.0000292	TRC 1	0.000146		Lead	0.000263	0.0000876	Zinc	0.000394	0.000131

1 The limitation for TRC shall be applicable only when chlorination of ironmaking wastewaters is practiced.

(b) [Reserved]

[47 FR 23284, May 27, 1982; 47 FR 41739, Sept. 22, 1982, as amended at 49 FR 21030, May 17, 1984; 67 FR 64266, Oct. 17, 2002]