Statutes, codes, and regulations
Code of Federal Regulations
Title 40 - PROTECTION OF ENVIRONMENTChapter I - ENVIRONMENTAL PROTECTION AGENCYSubchapter N - EFFLUENT GUIDELINES AND STANDARDSPart 420 - IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY
Subpart B - SINTERING SUBCATEGORY
Section 420.23 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)

40 C.F.R. § 420.23

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Current through October 31, 2024
Section 420.23 - Effluent limitations guidelines 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 control technology economically achievable (BAT).

(a)Sintering operations with wet air pollution control system. The following table presents BAT limitations for sintering operations with wet air pollution control systems:

Subpart B-Effluent Limitations (BAT)

Regulated parameter Maximum daily1 Maximum monthly avg.1
Ammonia-N20.01500.00501
Cyanide20.003000.00150
Lead0.0004510.000150
Phenols (4AAP)20.0001000.0000501
2,3,7,8-TCDF[LESS THAN]ML
TRC30.000250
Zinc0.0006760.000225

1 Pounds per thousand lb of product.

2 Limits for these parameters apply only when sintering waste water is co-treated with ironmaking wastewater.

3 Applicable only when sintering process wastewater is chlorinated.

(b)Sintering operations with dry air pollution control system. There shall be no discharge of process wastewater pollutants to waters of the U.S.

40 C.F.R. §420.23

67 FR 64264 , Oct. 17, 2002