Except as provided in 40 CFR 125.30 through 125.32, any existing point 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 Q--Sodium Dichromate------------------------------------------------------------------------
BPT limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days------------------------------------------------------------------------
Kg/kkg (or pounds per
1,000 lb) of product
---------------TSS......................................... 0.44 0.22Hexavalent Chromium......................... 0.00090 0.00050Chromium (T)................................ 0.0088 0.0044Nickel (T).................................. 0.0068 0.0034pH.......................................... (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range 6.0 to 9.0.