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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter N - Effluent Guidelines and Standards |
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Part 421 - Nonferrous Metals Manufacturing Point Source Category |
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Subpart E - Primary Electrolytic Copper Refining Subcategory |
§ 421.54 - Standards of performance for new sources.
Latest version.
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§ 421.54 Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a) Subpart E - Casting Contact Cooling.
NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kg (pounds per million pounds) of copper cast Arsenic .692 .309 Copper .638 .304 Nickel .274 .184 Total suspended solids 7.470 5.976 pH (1) (1) (b) Subpart E - Anode and Cathode Rinse.
NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kg (pounds per million pounds) of cathode copper production Arsenic .000 .000 Copper .000 .000 Nickel .000 .000 Total suspended solids .000 .000 pH (1) (1) (c) Subpart E - Spent Electrolyte.
NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kg (pounds per million pounds) of copper cathode production Arsenic .068 .031 Copper .063 .030 Nickel .027 .018 Total suspended solids .735 .588 pH (1) (1) (d) Subpart E - Casting Wet Air Pollution Control.
NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kg (pounds per million pounds) of casting production Arsenic .000 .000 Copper .000 .000 Nickel .000 .000 Total suspended solids .000 .000 pH (1) (1) (e) Subpart E - By-Product Recovery.
NSPS
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kg (pounds per million pounds) of product recovered from electrolytic slimes processing Arsenic .000 .000 Copper .000 .000 Nickel .000 .000 Total suspended solids .000 .000 pH (1) (1) [49 FR 8801, Mar. 8, 1984, as amended at 49 FR 29795, July 24, 1984]