Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

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 practicable control technology currently available: (a) Subpart G—Sinter Plant Materials Handling Wet Air Pollution Control. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of sinter production Lead 594.000 270.000 Zinc 525.000 219.600 Total suspended solids 14,760.000 7,020.000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (b) Subpart G—Blast Furnace Wet Air Pollution Control. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of blast furance lead bullion produced Lead .000 .000 Zinc .000 .000 Total suspended solids .000 .000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (c) Subpart G—Blast Furnace Slag Granulation. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of blast furance lead bullion produced Lead 6,155.000 2,798.000 Zinc 5,446.000 2,276.000 Total suspended solids 153,000.000 72,740.000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (d) Subpart G—Dross Reverberatory Slag Granulation. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of slag, speiss, or matte granulated Lead 9,499.000 4,318.000 Zinc 8,405.000 3,512.000 Total suspended solids 236,000.000 112,300.000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (e) Subpart G—Dross Reverberatory Furnace Wet Air Pollution Control. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of dross reverberatory furnace production Lead 15,920.000 7,235.000 Zinc 14,080.000 5,884.000 Total suspended solids 395,500.000 188,100.000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (f) Subpart G—Zinc Fuming Wet Air Pollution Control. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of blast furance lead bullion produced Lead 702.900 319.500 Zinc 622.000 259.900 Total suspended solids 17,470.000 8,307.000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (g) Subpart G—Hard Lead Refining Slag Granulation. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of hard lead produced Lead .000 .000 Zinc .000 .000 Total suspended solids .000 .000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (h) Subpart G—Hard Lead Refining Air Pollution Control. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of hard lead produced Lead 32,730.000 14,880.000 Zinc 28,960.000 12,100.000 Total suspended solids 813,300.000 386,800.000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (i) Subpart G—Facility Washdown. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of lead bullion produced Lead .000 .000 Zinc .000 .000 Total suspended solids .000 .000 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (j) Subpart G—Employee Handwash. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of lead bullion produced Lead 5.445 2.475 Zinc 4.818 2.013 Total suspended solids 135.300 64.350 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (k) Subpart G—Respirator Wash. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of lead bullion produced Lead 8.745 3.975 Zinc 7.738 3.233 Total suspended solids 217.300 103.400 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. (l) Subpart G—Laundering of Uniforms. BPT Effluent Limitations Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average mg/kkg (pounds per billion pounds) of lead bullion produced Lead 25.580 11.630 Zinc 22.630 9.455 Total suspended solids 635.500 302.300 pH ( 1 ) ( 1 ) 1 Within the range of 7.5 to 10.0 at all times. [49 FR 8803, Mar. 8, 1984; 49 FR 26739, June 29, 1984, as amended at 49 FR 29795, July 24, 1984]