[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR443.12] [Page 449] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 443--EFFLUENT LIMITATIONS GUIDELINES FOR EXISTING SOURCES AND STANDARDS OF PERFORMANCE AND PRETREATMENT STANDARDS FOR NEW SOURCES FOR THE PAVING AND ROOFING MATERIALS (TARS AND ASPHALT) POINT SOURCE CATEGORY--Table of Contents Subpart A--Asphalt Emulsion Subcategory Sec. 443.12 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available. Except as provided in Secs. 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT): ------------------------------------------------------------------------ Effluent limitations ----------------------------- Average of daily Effluent characteristic Maximum values for 30 for any 1 consecutive days day shall not exceed- - ------------------------------------------------------------------------ Metric units (kg/cu m of runoff) ------------- Oil and grease............................ 0.020 0.015 pH........................................ (\1\) (\1\) ------------- English units (lb/1,000 gal of runoff) ------------- Oil and grease............................ 0.167 0.125 pH........................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\ Within the range 6.0 to 9.0. [40 FR 31191, July 24, 1975, as amended at 60 FR 33969, June 29, 1995]