§ 420.44 - New source performance standards (NSPS).

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§ 420.44 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) Basic oxygen furnace steelmaking - semi-wet; and electric arc furnace steelmaking - semi-wet. No discharge of process wastewater pollutants to navigable waters.

(b) Basic oxygen furnace steelmaking - wet-suppressed combustion.

Subpart D

Pollutant or pollutant property	New source performance standards
Pollutant or pollutant property	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
TSS	0.0146	0.00522
Lead	0.000188	0.0000626
Zinc	0.000282	0.0000939
pH	(¹)	(¹)

Subpart D

Pollutant or pollutant property	New source performance standards
Pollutant or pollutant property	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
TSS	0.0321	0.0115
Lead	0.000413	0.000138
Zinc	0.000620	0.000207
pH	(¹)	(¹)

[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]

                    
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