[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR429.24] [Page 89] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 429--TIMBER PRODUCTS PROCESSING POINT SOURCE CATEGORY--Table of Contents Subpart A--Barking Subcategory Sec. 429.24 New source peformance standards (NSPS). Any new source subject to this subpart must achieve the following new source performance standards (NSPS): (a) The following limitations apply to all mechanical barking installations: There shall be no discharge of process wastewater pollutants into navigable waters. (b) The following limitations constitute the maximum permissible discharge for hydraulic barking installations: Subpart A ------------------------------------------------------------------------ NSPS effluent limitations ------------------------- Average of Pollutant or pollutant property daily Maximum for values for any 1 day 30 consecutive days ------------------------------------------------------------------------ Metric units (kilograms per cubic meter of production) -------------- BOD5.......................................... 1.5 0.5 TSS........................................... 6.9 2.3 pH............................................ (\1\) (\1\) -------------- English units (pounds per cubic foot of production) -------------- BOD5.......................................... 0.09 0.03 TSS........................................... 0.431 0.144 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\ Within the range 6.0 to 9.0 at all times.