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:
Subpart A------------------------------------------------------------------------
BAT effluent limitations
-----------------------------------
Maximum for any Maximum for
Pollutant or pollutant property 1 day monthly average
-----------------------------------
------------------------------------------------------------------------
mg/m\2\ (pounds per 1 million ft
\2\) of area processed
-----------------------------------Chromium............................ 0.50 (0.10) 0.20 (0.041)Cyanide............................. 0.34 (0.07) 0.14 (0.029)Zinc................................ 1.56 (0.32) 0.66 (0.14)Iron................................ 1.45 (0.30) 0.74 (0.15)------------------------------------------------------------------------ [47 FR 54244, Dec. 1, 1982; 49 FR 33648, Aug. 24, 1984]