Any new source subject to this subpart must achieve the following new source performance standards:
Subpart A--NSPS----------------------------------------------------------------------------------------------------------------
Maximum for any 1 day Maximum for monthly
------------------------ average
Pollutant or pollutant property -----------------------
Metal Coating Metal Coating
preparation operation preparation operation----------------------------------------------------------------------------------------------------------------
Metric units--mg/m\2\ of area processed or
coated
-----------------------------------------------Chromium........................................................ 3.37 0.47 1.5 0.19Lead............................................................ 1.0 0.13 0.9 0.11Nickel.......................................................... 12.0 1.51 6.3 0.79Zinc............................................................ 10.2 1.29 4.2 0.53Aluminum........................................................ 30.3 3.82 12.4 1.56Iron............................................................ 28.0 3.53 14.0 1.77Oil and grease.................................................. 100.0 12.60 100.0 12.60TSS............................................................. 150.0 18.91 120.0 15.12pH.............................................................. (\1\) (\1\) (\1\) (\1\)
-----------------------------------------------
English units--pounds per 1 million ft\2\ of
area processed or coated
-----------------------------------------------Chromium........................................................ 0.76 0.10 0.31 0.04Lead............................................................ 0.21 0.03 0.19 0.03Nickel.......................................................... 2.46 0.31 1.29 0.16Zinc............................................................ 2.09 0.27 0.86 0.11Aluminum........................................................ 6.21 0.78 2.54 0.32Iron............................................................ 5.74 0.72 2.87 0.36Oil and grease.................................................. 20.48 2.58 20.48 2.58TSS............................................................. 30.72 3.87 24.58 3.10pH.............................................................. (\1\) (\1\) (\1\) (\1\)----------------------------------------------------------------------------------------------------------------\1\ Within the range 7.5 to 10.0 at all times. [47 FR 53184, Nov. 24, 1982, as amended at 50 FR 36543, Sept. 6, 1985]