40 CFR 420.34 - New source performance standards (NSPS).

The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below.

(a) Iron blast furnace.

Subpart C

Pollutant or pollutant property	New source performance standards		Maximum for any 1 day	Average of daily values for 30 consecutive days		Kg/kkg (pounds per 1,000 lb) of products		TSS	0.0117	0.00438	O&G	0.00292		Ammonia-N	0.00876	0.00292	Cyanide	0.000584	0.000292	Phenols (4AAP)	0.0000584	0.0000292	TRC 1	0.000146		Lead	0.000263	0.0000876	Zinc	0.000394	0.000131	pH	( 2)	( 2)

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

2 Within the range of 6.0 to 9.0.

(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]