[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: 40CFR425.64] [Page 15-16] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 425_LEATHER TANNING AND FINISHING POINT SOURCE CATEGORY --Table of Contents Subpart F_Through-the-Blue Subcategory Sec. 425.64 New source performance standards (NSPS). Any new source subject to this subpart must achieve the following new source performance standards (NSPS): [[Page 16]] ------------------------------------------------------------------------ BPT limitations --------------------------- Pollutant or pollutant property Maximum for Maximum for monthly any 1 day average ------------------------------------------------------------------------ Kg/kkg (or pounds per 1,000 pounds) of raw material --------------------------- BOD5........................................ 3.2 1.5 TSS......................................... 4.7 2.1 Oil & Grease................................ 1.4 0.61 Total Chromium.............................. 0.08 0.03 pH.......................................... (\1\) (\1\) ------------------------------------------------------------------------ \1\ Within the range of 6.0 to 9.0. [47 FR 52870, Nov. 23, 1982, as amended at 53 FR 9183, Mar. 21, 1988]