Current through September 30, 2024
Section 461.65 - Pretreatment standards for new sources (PSNS)(a) Except as provided in § 403.7 any new source subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources listed below:(1) Subpart F-Silver Chloride Cathodes-Chemically Reduced-PSNS. Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
| Metric units-mg/kg of silver processed |
| English units-pounds per 1,000,000 pounds of silver processed |
Lead | 22.93 | 10.65 |
Silver | 23.75 | 9.83 |
(2) Subpart F-Silver Chloride Cathodes-Electrolytic PSNS. Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
| Metric units-mg/kg of silver processed |
| English units-pounds per 1,000,000 pounds of silver processed |
Lead | 40.6 | 18.9 |
Silver | 42.1 | 17.4 |
(3) Subpart F-Cell Testing-PSNS. Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
| Metric units-mg/kg of cells produced |
| English units-pounds per 1,000,000 pounds of cells produced |
Lead | 19.5 | 7.89 |
Silver | 15.3 | 6.31 |
(4) Subpart F-Floor and Equipment Wash-PSNS. Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
| Metric units-mg/kg of cells produced |
| English units-pounds per 1,000,000 pounds of cells produced |
Lead | 0.026 | 0.012 |
Silver | 0.027 | 0.011 |
(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.