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§ 461.63 New source performance standards (NSPS).
(a) The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below:
(1) Subpart F—Silver Chloride Cathodes—Chemically Reduced—NSPS.
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 |
Iron | 98.28 | 49.96 |
TSS | 1,228.5 | 982.8 |
COD | 4,095.0 | 1,999.0 |
pH | ( 1) | ( 1) |