Pretreatment standards for existing sources (PSES).

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§ 461.74 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:

(1) Subpart G - Wet Amalgamated Powder Anode - PSES.

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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 0.24 0.099
Mercury 0.14 0.055
Silver 0.23 0.093
Zinc 0.80 0.34
Manganese 0.37 0.16

(2) Subpart G - Gelled Amalgam Anodes - PSES.

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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 0.030 0.12
Mercury 0.017 0.006
Silver 0.028 0.012
Zinc 0.099 0.042
Manganese 0.046 0.020

(3) Subpart G - Zinc Oxide Formed Anodes - PSES.

Expand Table
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 9.53 3.90
Mercury 5.42 2.17
Silver 8.89 3.68
Zinc 31.64 13.22
Manganese 14.74 6.28

(4) Subpart G - Electrodeposited Anodes - PSES.

Expand Table
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 94.47 38.65
Mercury 53.68 21.47
Silver 88.03 36.50
Zinc 313.46 130.97
Manganese 146.00 62.26

(5) Subpart G - Silver Powder Formed Cathodes - PSES.

Expand Table
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 13.07 5.35
Mercury 7.43 2.97
Silver 12.18 5.05
Zinc 43.36 18.12
Maganese 20.20 8.61

(6) Subpart G - Silver Oxide Powder Formed Cathodes - PSES.

Expand Table
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 8.73 3.57
Mercury 4.96 1.99
Silver 8.14 3.37
Zinc 28.98 12.11
Manganese 13.50 5.76

(7) Subpart G - Silver Peroxide Cathodes - PSES.

Expand Table
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 2.09 0.87
Mercury 1.19 0.48
Silver 1.95 0.81
Zinc 6.95 2.90
Manganese 3.24 1.38

(8) Subpart G - Nickel Impregnated Cathodes - PSES.

Expand Table
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 88.0 36.0
Mercury 50.0 20.0
Nickel 384.0 254.0
Silver 82.0 34.0
Zinc 292.0 122.0
Manganese 136.0 58.0

(9) Subpart G - Miscellaneous Wastewater Streams - PSES.

Expand Table
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 0.57 0.23
Cyanide 0.38 0.16
Mercury 0.32 0.13
Nickel 2.48 1.64
Silver 0.53 0.22
Zinc 1.88 0.79
Manganese 0.88 0.37

(10) Subpart G - Silver Etch - PSES.

Expand Table
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 3.27 1.34
Mercury 1.86 0.74
Silver 3.05 1.26
Zinc 10.86 4.54
Manganese 5.06 2.16

(11) Subpart G - Silver Peroxide Production - PSES.

Expand Table
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 3.48 1.42
Mercury 1.98 0.79
Silver 3.24 1.34
Zinc 11.55 4.83
Manganese 5.38 2.29

(12) Subpart G - Silver Powder Production - PSES.

Expand Table
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 1.41 0.58
Mercury 0.80 0.32
Silver 1.32 0.55
Zinc 4.69 1.96
Manganese 2.18 0.93

(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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