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):
(a) Any manufacturing plant which produces incandescent lamp envelopes shall meet the following limitations with regard to the forming operations. ------------------------------------------------------------------------
Effluent limitations
-----------------------------
Average of daily
Effluent characteristic Maximum values for 30
for any 1 consecutive days
day shall not
exceed--------------------------------------------------------------------------
Metric units (g/kkg of
furnace pull)
-----------------------------Oil....................................... 230.0 115.0TSS....................................... 230.0 115.0pH........................................ (\1\) (\1\)
-----------------------------
English units (lb/1,000 lb
of furnace pull)
-----------------------------Oil....................................... 0.23 0.115TSS....................................... 0.23 0.115pH........................................ (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range 6.0 to 9.0.
(b) Any manufacturing plant which frosts incandescent lamp envelopes shall meet the following limitations with regard to the finishing operations. ------------------------------------------------------------------------
Effluent limitations
-----------------------------
Average of daily
Effluent characteristic Maximum values for 30
for any 1 consecutive days
day shall not
exceed--------------------------------------------------------------------------
Metric units (g/kkg of
product frosted)
-----------------------------Fluoride.................................. 230.0 115.0Ammonia................................... (\1\) (\1\)TSS....................................... 460.0 230.0pH........................................ (\2\) (\2\)
-----------------------------
English units (lb/1000 lb of
product frosted)
-----------------------------Fluoride.................................. 0.23 0.115Ammonia................................... (\1\) (\1\)TSS....................................... 0.46 0.23pH........................................ (\2\) (\2\)------------------------------------------------------------------------\1\ No limitation.\2\ Within the range 6.0 to 9.0. [40 FR 2959, Jan. 16, 1975, as amended at 60 FR 33960, June 29, 1995]