Section NR 247.11 - Effluent limitations, best available treatmentThe following effluent limitations for all or specific subcategories establish the quantity or quality of pollutants or pollutant properties which may be discharged by a facility subject to the provisions of this chapter after application to process wastes of the best available technology economically achievable.
(1) For subcategories (1), (2), and (3) identified in s. NR 247.02 there shall be no discharge of process wastes to surface waters.(2) The pH of all discharges shall be within the range of 6.0 to 9.0.(3) The 30-day average and daily maximum limitations for suspended solids and other parameters are set forth in table 2; (a) In lbs/1000 lbs. or kg/1000 kg. of product for subcategories (4) and (5),(b) In lbs/1000 sq. ft. for subcategories (6) and (7), which may be converted to g/sq m by multiplying by 4.9 and rounding off to 2 decimal places,(c) In lbs/1000 lbs. or kg/1000 kg. of furnace pull for subcategories (8), (10), (11) and (12) (a), and of frosted product for subcategory (12) (b), and(d) In mg/l for subcategory (13).(4) Daily maximum limitations are: (a) Twice the 30-day average limitations for subcategories (4), (8), (10), (11), and (12), and(b) The same as the 30-day average limitations for subcategories (5), (6), and (7). TABLE 2
BAT EFFLUENT LIMITATIONS
Subcategory* | Susp. Solids | Oil | Fluoride | Other Parameters |
(4) | .045 | | | |
(5) | .0007 | .0014 | | .00005 phosphorus |
(6) | .05 | .10 | | |
(7) | .18 | .36 | | .06 phosphorus |
(8) | .0008 | .0008 | | |
(9) | (reserved) | | | |
(10) | .0002 | | | |
(11) | .13 | .13 | .06 | .00045 lead |
(12) (a) | .045 | .045 | | |
(12) (b) | .04 | | .052 | .12 ammonia |
(13) (a) | 10 | 13 | | .10 lead |
(13) (b) | 10 | 13 | | |
(13) (c) | 10 | | | |
Wis. Admin. Code Department of Natural Resources § NR 247.11
Cr. Register, June, 1976, No. 246, eff. 7-1-76.