Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and must achieve the following pretreatment standards for existing sources (PSES):
(a) Sintering operations with wet air pollution control system. The following table presents PSES for sintering operations with wet air pollution control systems:
Subpart B—Pretreatment Standards for Existing Sources (PSES)
| Regulated parameter | Maximum daily1 | Maximum monthly avg.1 |
|---|---|---|
| Ammonia-N2 3 | 0.0150 | 0.00501 |
| Cyanide2 | 0.00300 | 0.00150 |
| Phenols (4AAP)2 | 0.000100 | 0.0000501 |
| Lead | 0.000451 | 0.000150 |
| Zinc | 0.000676 | 0.000225 |
| 2,3,7,8-TCDF | <ML |
1Pounds per thousand lb of product.
2The pretreatment standards for these parameters apply only when sintering wastewater is co-treated with ironmaking wastewater.
3The pretreatment standards for ammonia are not applicable to sources that discharge to a POTW with nitrification capability (defined at §420.02(s)).
(b) Sintering operations with dry air pollution control system. There shall be no discharge of process wastewater pollutants to POTWs.
[67 FR 64265, Oct. 17, 2002]
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