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e-CFR data is current as of August 10, 2020

Title 40Chapter ISubchapter NPart 461 → Subpart F


Title 40: Protection of Environment
PART 461—BATTERY MANUFACTURING POINT SOURCE CATEGORY


Subpart F—Magnesium Subcategory


Contents
§461.60   Applicability; description of the magnesium subcategory.
§§461.61-461.62   [Reserved]
§461.63   New source performance standards (NSPS).
§461.64   Pretreatment standards for existing sources (PSES).
§461.65   Pretreatment standards for new sources (PSNS).

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§461.60   Applicability; description of the magnesium subcategory.

This subpart applies to discharges to waters of the United States and introduction of pollutants into publicly owned treatment works from the manufacturing of magnesium anode batteries.

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§§461.61-461.62   [Reserved]

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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 propertyMaximum 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
Lead22.9310.65
Silver23.759.83
Iron98.2849.96
TSS1,228.5982.8
COD4,095.01,999.0
pH(1)(1)

1Within the range of 7.5-10.0 at all times.

(2) Subpart F—Silver Chloride Cathodes—Electrolytic—NSPS.

Pollutant or pollutant propertyMaximum 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
Lead40.618.9
Silver42.117.4
Iron174.088.5
TSS2,175.01,740.0
COD7,250.03,540.0
pH(1)(1)

1Within the range of 7.5-10.0 at all times.

(3) Subpart F—Cell Testing—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
Lead19.57.89
Silver15.36.31
Iron63.132.1
TSS789.0631.2
COD2,630.01,290.0
pH(1)(1)

1Within the range of 7.5-10.0 at all times.

(4) Subpart F—Floor and Equipment Wash—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
Lead0.0260.012
Silver0.0270.011
Iron0.1120.057
COD4.702.30
TSS1.411.13
pH(1)(1)

1Within the range of 7.5-10.0 at all times.

(5) Subpart F—Air Scrubber—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
TSS8,467.04,030.0
pH(1)(1)

1Within the range of 7.5-10.0 at all times.

(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.

[49 FR 9134, Mar. 9, 1984; 49 FR 13879, Apr. 9, 1984]

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§461.64   Pretreatment standards for existing sources (PSES).

(a) 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 achieve the following pretreatment standards for existing sources listed below:

(1) Subpart F—Silver Chloride Cathodes—Chemically Reduced—PSES.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of silver processed
  English units—pounds per 1,000,000 pounds of silver processed
Lead1,032.36491.60
Silver1,007.78417.86

(2) Subpart F—Silver Chloride Cathodes—Electrolytic—PSES.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of silver processed
  English units—pounds per 1,000,000 pounds of silver processed
Lead60.929.0
Silver59.524.7

(3) Subpart F—Cell Testing—PSES.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
Lead22.110.5
Silver21.68.9

(4) Subpart F—Floor and Equipment Wash—PSES.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
Lead0.0390.018
Silver0.0380.015

(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.

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§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 propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of silver processed
  English units—pounds per 1,000,000 pounds of silver processed
Lead22.9310.65
Silver23.759.83

(2) Subpart F—Silver Chloride Cathodes—Electrolytic PSNS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of silver processed
  English units—pounds per 1,000,000 pounds of silver processed
Lead40.618.9
Silver42.117.4

(3) Subpart F—Cell Testing—PSNS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
Lead19.57.89
Silver15.36.31

(4) Subpart F—Floor and Equipment Wash—PSNS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
  Metric units—mg/kg of cells produced
  English units—pounds per 1,000,000 pounds of cells produced
Lead0.0260.012
Silver0.0270.011

(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.

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