View all text of Subpart G [§ 461.70 - § 461.75]
§ 461.75 - 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 G—Zinc Oxide Formed Anodes—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of zinc | English units—pounds per 1,000,000 pounds of zinc | Chromium | 4.55 | 1.97 | Mercury | 2.82 | 1.19 | Silver | 4.55 | 1.97 | Zinc | 0.87 | 0.39 | Manganese | 6.50 | 4.98 |
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(2) Subpart G—Electrodeposited Anodes—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of zinc deposited | English units—pounds per 1,000,000 pounds of zinc deposited | Chromium | 45.09 | 19.54 | Mercury | 27.91 | 11.81 | Silver | 45.09 | 19.54 | Zinc | 8.59 | 3.86 | Manganese | 64.41 | 49.38 |
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(3) Subpart G—Silver Powder Formed Cathodes—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of silver applied | English units—pounds per 1,000,000 pounds of silver applied | Chromium | 6.24 | 2.70 | Mercury | 3.86 | 1.63 | Silver | 6.24 | 2.70 | Zinc | 1.19 | 0.53 | Manganese | 8.91 | 6.83 |
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(4) Subpart G—Silver Oxide Powder Formed Cathodes—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of silver applied | English units—pounds per 1,000,000 pounds of silver applied | Chromium | 4.17 | 1.81 | Mercury | 2.58 | 1.09 | Silver | 4.17 | 1.81 | Zinc | 0.79 | 0.36 | Manganese | 5.96 | 4.57 |
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(5) Subpart G—Silver Peroxide Cathodes—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of silver applied | English units—pounds per 1,000,000 pounds of silver applied | Chromium | 1.00 | 0.43 | Mercury | 0.62 | 0.26 | Silver | 1.00 | 0.43 | Zinc | 0.19 | 0.09 | Manganese | 1.43 | 1.09 |
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(6) Subpart G—Nickel Impregnated Cathodes—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of nickel applied | English units—pounds per 1,000,000 pounds of nickel applied | Chromium | 42.0 | 18.2 | Mercury | 26.0 | 11.0 | Nickel | 42.0 | 18.2 | Silver | 42.0 | 18.2 | Zinc | 8.0 | 3.6 | Manganese | 60.0 | 46.0 |
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(7) Subpart G—Miscellaneous Wastewater Streams—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 | Chromium | 0.27 | 0.12 | Cyanide | 0.039 | 0.016 | Mercury | 0.17 | 0.07 | Nickel | 0.27 | 0.12 | Silver | 0.27 | 0.12 | Zinc | 0.05 | 0.02 | Manganese | 0.39 | 0.30 |
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(8) Subpart G—Silver Etch—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 | Chromium | 1.56 | 0.68 | Mercury | 0.97 | 0.41 | Silver | 1.56 | 0.68 | Zinc | 0.30 | 0.13 | Manganese | 2.23 | 1.71 |
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(9) Subpart G—Silver Peroxide Production—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of silver peroxide produced | English units—pounds per 1,000,000 pounds of silver peroxide produced | Chromium | 1.66 | 0.72 | Mercury | 1.03 | 0.44 | Silver | 1.66 | 0.72 | Zinc | 0.32 | 0.14 | Manganese | 2.37 | 1.82 |
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(10) Subpart G—Silver Powder Production—PSNS.
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | Metric units—mg/kg of silver powder produced | English units—pounds per 1,000,000 pounds of silver powder produced | Chromium | 0.67 | 0.29 | Mercury | 0.42 | 0.18 | Silver | 0.67 | 0.29 | Zinc | 0.13 | 0.06 | Manganese | 0.96 | 0.74 |
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(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.