[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: 40CFR461.64]

[Page 533-534]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 461_BATTERY MANUFACTURING POINT SOURCE CATEGORY
--Table of Contents
 
                     Subpart F_Magnesium Subcategory
 
Sec. 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.

[[Page 534]]



------------------------------------------------------------------------
                                                             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
                                               -------------------------
Lead..........................................     1,032.36       491.60
Silver........................................     1,007.78       417.86
------------------------------------------------------------------------

    (2) Subpart F--Silver Chloride Cathodes--Electrolytic--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
                                               -------------------------
Lead..........................................         60.9         29.0
Silver........................................         59.5         24.7
------------------------------------------------------------------------

    (3) Subpart F--Cell Testing--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
                                               -------------------------
Lead..........................................         22.1         10.5
Silver........................................         21.6          8.9
------------------------------------------------------------------------

    (4) Subpart F--Floor and Equipment Wash--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
                                               -------------------------
Lead..........................................        0.039        0.018
Silver........................................        0.038        0.015
------------------------------------------------------------------------

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