[Code of Federal Regulations]
[Title 40, Volume 27]
[Revised as ofJuly 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR430.52]

[Page 150-155]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 430--THE PULP, PAPER, AND PAPERBOARD POINT SOURCE CATEGORY--Table of Contents
 
                Subpart E--Papergrade Sulfite Subcategory
 
Sec. 430.52  Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology 
          currently available (BPT).

    (a) Except as provided in 40 CFR 125.30 through 125.32, any existing 
point

[[Page 151]]

source subject to this subpart must achieve the following effluent 
limitations representing the degree of effluent reduction attainable by 
the application of the best practicable control technology currently 
available (BPT):

                                Subpart E
   [Bisulfite liquor/surface condensers; BPT effluent limitations for
   papergrade sulfite facilities where blow pit washing techniques are
                                  used]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                 ---------------------------------------
                                    Continuous dischargers
                                 ---------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5............................         31.8         16.55         9.30
TSS.............................         43.95        23.65        12.99
pH..............................      (\1\)           (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


                                Subpart E
  [Bisulfite liquor/barometric condensers; BPT effluent limitations for
   papergrade sulfite facilities where blow pit washing techniques are
                                  used]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                 ---------------------------------------
                                    Continuous dischargers
                                 ---------------------------     Non-
 Pollutant or pollutant property                Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5............................         34.7         18.05        10.14
TSS.............................         52.2         28.1         15.44
pH..............................        (\1\)      (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


                                Subpart E
  [Acid sulfite liquor/surface condensers; BPT effluent limitations for
   papergrade sulfite facilities where blow pit washing techniques are
                                  used]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                 product
                                ----------------------------------------
                                   Continuous dischargers
                                ----------------------------     Non-
Pollutant or pollutant property                 Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5...........................         32.3          16.8          9.44
TSS............................         43.95         23.65        12.99
pH.............................      (\1\)         (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


[[Page 152]]


                                Subpart E
[Acid sulfite liquor/barometric condensers; BPT effluent limitations for
   papergrade sulfite facilities where blow pit washing techniques are
                                  used]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                 ---------------------------------------
                                    Continuous dischargers
                                 ---------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5............................         35.55         18.5        10.39
TSS.............................         52.2          28.1        15.44
pH..............................      (\1\)           (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


                                Subpart E
   [Bisulfite liquor/surface condensers; BPT effluent limitations for
papergrade sulfite facilities where vacuum or pressure drums are used to
                               wash pulp]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                 product
                                ----------------------------------------
                                   Continuous dischargers
                                ----------------------------     Non-
Pollutant or pollutant property                 Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5...........................         26.7          13.9          7.81
TSS............................         43.95         23.65        12.99
pH.............................      (\1\)         (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.
Note: Limitations above do not apply to mills using continuous
  digesters.


                                Subpart E
  [Bisulfite liquor/barometric condensers; BPT effluent limitations for
papergrade sulfite facilities where vacuum or pressure drums are used to
                               wash pulp]
------------------------------------------------------------------------
                                     Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                  --------------------------------------
                                    Continuous dischargers
                                  --------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5.............................         29.4         15.3         8.60
TSS..............................         52.2         28.1        15.44
pH...............................        (\1\)        (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.
Note: Limitations above do not apply to mills using continuous
  digesters.


                                Subpart E
  [Acid sulfite liquor/surface condensers; BPT effluent limitations for
papergrade sulfite facilities where vacuum or pressure drums are used to
                               wash pulp]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                 ---------------------------------------
                                    Continuous dischargers
                                 ---------------------------     Non-
 Pollutant or pollutant property                Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5............................        29.75         15.5          8.71
TSS.............................        43.95         23.65        12.99

[[Page 153]]


pH..............................        (\1\)      (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.
Note: Limitations above do not apply to mills using continuous
  digesters.


                                Subpart E
[Acid sulfite liquor/barometric condensers; BPT effluent limitations for
papergrade sulfite facilities where vacuum or pressure drums are used to
                               wash pulp]
------------------------------------------------------------------------
                                     Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                  --------------------------------------
                                    Continuous dischargers
                                  --------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5.............................         32.5         16.9         9.49
TSS..............................         52.2         28.1        15.44
pH...............................        (\1\)        (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.
Note: Limitations above do not apply to mills using continuous
  digesters.


                                Subpart E
 [Continuous digesters; BPT effluent limitations for papergrade sulfite
    facilities where vacuum or pressure drums are used to wash pulp]
------------------------------------------------------------------------
                                     Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                  --------------------------------------
                                    Continuous dischargers
                                  --------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5.............................        38.15        19.85        11.15
TSS..............................        53.75        28.95        15.91
pH...............................        (\1\)        (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.

    (b) The following limitations establish the quantity or quality of 
pollutants or pollutant properties, controlled by this section, 
resulting from the use of wet barking operations, which may be 
discharged by a point source subject to the provisions of this subpart. 
These limitations are in addition to the limitations set forth in 
paragraph (a) of this section and shall be calculated using the 
proportion of the mill's total production due to use of logs which are 
subject to such operations:

[[Page 154]]



                                Subpart E
 [BPT effluent limitations for papergrade sulfite facilities where blow
                    pit washing techniques are used]
------------------------------------------------------------------------
                                     Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                  --------------------------------------
                                    Continuous dischargers
                                  --------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5.............................          2.7         1.45         0.80
TSS..............................          7.5         3.95         2.19
pH...............................        (\1\)        (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


                                Subpart E
[BPT effluent limitations for papergrade sulfite facilities where vacuum
                or pressure drums are used to wash pulp]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                 product
                                ----------------------------------------
                                   Continuous dischargers
                                ----------------------------     Non-
Pollutant or pollutant property                 Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5...........................          3.05          1.6          0.90
TSS............................          7.5           3.95         2.19
pH.............................      (\1\)         (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.

    (c) The following limitations establish the quantity or quality of 
pollutants or pollutant parameters, controlled by this section, 
resulting from the use of log washing or chip washing operations, which 
may be discharged by a point source subject to the provisions of this 
subpart. These limitations are in addition to the limitations set forth 
in paragraph (a) of this section and shall be calculated using the 
proportion of the mill's total production due to use of logs and/or 
chips which are subject to such operations:

                                Subpart E
 [BPT effluent limitations for papergrade sulfite facilities where blow
                    pit washing techniques are used]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                 ---------------------------------------
                                    Continuous dischargers
                                 ---------------------------     Non-
 Pollutant or pollutant property                Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5............................         0.15          0.1          0.05
TSS.............................         2.55          1.35         0.75
pH..............................        (\1\)      (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


[[Page 155]]


                                Subpart E
[BPT effluent limitations for papergrade sulfite facilities where vacuum
                or pressure drums are used to wash pulp]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                 product
                                ----------------------------------------
                                   Continuous dischargers
                                ---------------------------     Non-
Pollutant or pollutant property                Average of    continuous
                                              daily values   dischargers
                                 Maximum for     for 30        (annual
                                  any 1 day    consecutive    average)
                                                  days
------------------------------------------------------------------------
BOD5...........................         0.35          0.2           0.1
TSS............................         2.55          1.35          0.75
pH.............................        (\1\)      (\1\)         (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.

    (d) The following limitations establish the quantity or quality of 
pollutants or pollutant properties, controlled by this section, 
resulting from the use of log flumes or log ponds, which may be 
discharged by a point source subject to the provisions of this subpart. 
These limitations are in addition to the limitations set forth in 
paragraph (a) of this section and shall be calculated using the 
proportion of the mill's total production due to use of logs which are 
subject to such operations:

                                Subpart E
 [BPT effluent limitations for papergrade sulfite facilities where blow
                    pit washing techniques are used]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                  product
                                 ---------------------------------------
                                    Continuous dischargers
                                 ---------------------------
 Pollutant or pollutant property                 Average of      Non-
                                                   daily      continuous
                                   Maximum for   values for  dischargers
                                    any 1 day        30        (annual
                                                consecutive    average)
                                                    days
------------------------------------------------------------------------
BOD5............................          0.35          0.2          0.1
TSS.............................          1.7           0.9          0.5
pH..............................      (\1\)           (\1\)        (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


                                Subpart E
[BPT effluent limitations for papergrade sulfite facilities where vacuum
                or pressure drums are used to wash pulp]
------------------------------------------------------------------------
                                    Kg/kkg (or pounds per 1,000 lb) of
                                                 product
                                ----------------------------------------
                                   Continuous dischargers
                                ----------------------------     Non-
Pollutant or pollutant property                 Average of    continuous
                                               daily values  dischargers
                                  Maximum for     for 30       (annual
                                   any 1 day    consecutive    average)
                                                   days
------------------------------------------------------------------------
BOD5...........................          0.7           0.35          0.2
TSS............................          1.70          0.9           0.5
pH.............................      (\1\)         (\1\)           (\1\)
------------------------------------------------------------------------
\1\ Within the range of 5.0 to 9.0 at all times.


[[Page 156]]