Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 247 - Glass Manufacturing
Section NR 247.10 - Effluent limitations, best practicable treatment

Universal Citation: WI Admin Code ยง NR 247.10

Current through August 26, 2024

The following effluent limitations for all or specific subcategories establish, except as provided in subch. IV of ch. NR 220, 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 practicable control technology currently available.

(1) For subcategories (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 limitations for suspended solids and other parameters are set forth in table 1;

(a) In lbs/ 1000 lbs. or kg/1000 kg. of product for subcategories (1), (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 (1), (4), (8), (10), (11), and (12), and

(b) The same as the 30-day average limitations for subcategories (5), (6), and (7) except for the suspended solids limitation for subcategory (6) where it is 1.6 times the 30-day average limitations.

TABLE 1

BPT EFFLUENT LIMIT ATIONS

Sub- category*Susp. SolidsOilFluorideOther Parameters
(1).015.012 BOD
.165 COD
.0003 phenol
(4)1.38
(5).002.0014.00005 phosphorus
(6).25.13
(7).90.36.22 phosphorus
(8).07.03
(9)(reserved)
(10).23
(11).15.13.07.0045 lead
(12) (a).115.115
(12) (b).23.115NL ammonia
(13) (a)NLNLNL lead
(13) (b)NLNL
(13) (c)NL

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