[Code of Federal Regulations]
[Title 40, Volume 26]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR419.27]

[Page 367-368]
 
                TITLE 40-PROTECTION OF ENVIRONMENT
 
      CHAPTER I-ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 419-PETROLEUM REFINING POINT SOURCE CATEGORY--Table of Contents
 
                  Subpart B-Cracking Subcategory
 
Sec. 419.27  Pretreatment standards for new sources (PSNS).

    Except as provided in 40 CFR 403.7, any new source subject to this 
subpart which introduces pollutants into a publicly owned treatment 
works must

[[Page 368]]

comply with 40 CFR part 403 and achieve the following pretreatment 
standards for new sources (PSNS).
    (a) The following standards apply to the total refinery flow 
contribution to the POTW.

------------------------------------------------------------------------
                                          Pretreatment standards for new
     Pollutant or pollutant property      sources-maximum
                                                   for any 1 day
------------------------------------------------------------------------
                                            Milligrams per liter (mg/l)
-----------------------------------------
Oil and grease..........................                    100
Ammonia (as N)..........................                \1\ 100
------------------------------------------------------------------------
\1\ Where the discharge to the POTW consists solely of sour waters, the
  owner or operator has the option of complying with this limit or the
  daily maximum mass limitation for ammonia set forth in Sec.
  419.26(a) and (b).

    (b) The following standard is applied to the cooling tower discharge 
part of the total refinery flow to the POTW by multiplying: (1) The 
standard; (2) by the total refinery flow to the POTW; and (3) by the 
ratio of the cooling tower discharge flow to the total refinery flow.

------------------------------------------------------------------------
                                          Pretreatment standards for new
     Pollutant or pollutant property      sources-maximum
                                                   for any 1 day
------------------------------------------------------------------------
                                            Milligrams per liter (mg/l)

                                           -----------------------------
Total chromium..........................                      1
------------------------------------------------------------------------