Code of Federal Regulations (alpha)

CFR /  Title 40  /  Part 461  /  Sec. 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. ------------------------------------------------------------------------

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

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

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

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

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...................................... 9.53 3.90Mercury....................................... 5.42 2.17Silver........................................ 8.89 3.68Zinc.......................................... 31.64 13.22Manganese..................................... 14.74 6.28------------------------------------------------------------------------

(4) Subpart G--Electrodeposited Anodes--PSES. ------------------------------------------------------------------------

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...................................... 94.47 38.65Mercury....................................... 53.68 21.47Silver........................................ 88.03 36.50Zinc.......................................... 313.46 130.97Manganese..................................... 146.00 62.26------------------------------------------------------------------------

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

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...................................... 13.07 5.35Mercury....................................... 7.43 2.97Silver........................................ 12.18 5.05Zinc.......................................... 43.36 18.12Maganese...................................... 20.20 8.61------------------------------------------------------------------------

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

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...................................... 8.73 3.57Mercury....................................... 4.96 1.99Silver........................................ 8.14 3.37Zinc.......................................... 28.98 12.11Manganese..................................... 13.50 5.76------------------------------------------------------------------------

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

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...................................... 2.09 0.87Mercury....................................... 1.19 0.48Silver........................................ 1.95 0.81Zinc.......................................... 6.95 2.90Manganese..................................... 3.24 1.38------------------------------------------------------------------------

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

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

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

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

(10) Subpart G--Silver Etch--PSES. ------------------------------------------------------------------------

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...................................... 3.27 1.34Mercury....................................... 1.86 0.74Silver........................................ 3.05 1.26Zinc.......................................... 10.86 4.54Manganese..................................... 5.06 2.16------------------------------------------------------------------------

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

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...................................... 3.48 1.42Mercury....................................... 1.98 0.79Silver........................................ 3.24 1.34Zinc.......................................... 11.55 4.83Manganese..................................... 5.38 2.29------------------------------------------------------------------------

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

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...................................... 1.41 0.58Mercury....................................... 0.80 0.32Silver........................................ 1.32 0.55Zinc.......................................... 4.69 1.96Manganese..................................... 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.