economically achievable (BAT).
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 available technology economically achievable (BAT).
Subpart BO--Zinc Chloride------------------------------------------------------------------------
BAT effluent limitations
-----------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days------------------------------------------------------------------------
Milligrams per liter (mg/l)
----------------Arsenic (T)............................... 3.0 1.0Zinc (T).................................. 2.3 0.76Lead (T).................................. 0.18 0.048------------------------------------------------------------------------ [49 FR 33428, Aug. 22, 1984; 49 FR 37594, Sept. 25, 1984]