Except as provided in 40 CFR 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 conventional pollutant control technology (BCT), except that non-continuous dischargers shall not be subject to the maximum day and average-of-30-consecutive-days limitations, but shall be subject to annual average effluent limitations:
Subpart C
[BCT effluent limitations for unbleached kraft facilities]------------------------------------------------------------------------
Kg/kkg (or pounds per 1,000 lb) of
product
--------------------------------------
Non-continuous
dischargers (annual
average)
Pollutant or pollutant property -------------------------
Continuous Average of
dischargers daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------BOD5............................. 5.6 2.8 1.9TSS.............................. 12.0 6.0 3.6pH............................... (\1\) (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0 at all times.
Subpart C
[BCT effluent limitations for unbleached kraft-neutral sulfite semi-chemical (cross recovery) process and/or a combined unbleached kraft andsemi-chemical process, wherein the spent semi-chemical cooking liquor is
burned within the unbleached kraft chemical recovery system]------------------------------------------------------------------------
Kg/kkg (or pounds per 1,000 lb) of
product
----------------------------------------
Continuous dischargers
--------------------------- Non-Pollutant or pollutant property Average of continuous
daily values dis-
Maximum for for 30 chargers
any 1 day consecutive (annual
days average)------------------------------------------------------------------------BOD5........................... 8.0 4.0 2.9TSS............................ 12.5 6.25 3.57pH............................. (\1\) (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0 at all times.