[Code of Federal Regulations] [Title 40, Volume 29] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR461.75] [Page 543-544] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 461_BATTERY MANUFACTURING POINT SOURCE CATEGORY --Table of Contents Subpart G_Zinc Subcategory Sec. 461.75 Pretreatment standards for new sources (PSNS). (a) Except as provided in Sec. 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. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (2) Subpart G--Electrodeposited Anodes--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (3) Subpart G--Silver Powder Formed Cathodes--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (4) Subpart G--Silver Oxide Powder Formed Cathodes--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (5) Subpart G--Silver Peroxide Cathodes--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ [[Page 544]] (6) Subpart G--Nickel Impregnated Cathodes--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (7) Subpart G--Miscellaneous Wastewater Streams--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (8) Subpart G--Silver Etch--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (9) Subpart G--Silver Peroxide Production--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (10) Subpart G--Silver Powder Production--PSNS. ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day 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 ------------------------------------------------------------------------ (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]