Statutes, codes, and regulations
Wisconsin Administrative Code
Agency - Department of Natural ResourcesEnvironmental Protection - Wisconsin Pollutant Discharge Elimination SystemChapter NR 263 - Coil Coating
Subchapter III - Aluminum Basis Material Subcategory
Section NR 263.31 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available

Wis. Admin. Code Department of Natural Resources NR 263.31

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Current through October 28, 2024
Section NR 263.31 - Effluent limitations 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 to 125.32, any existing point source subject to this subchapter shall achieve the following BPT effluent limitations:

ALUMINUM BASIS MATERIAL SUBCATEGORY

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/m2 (pounds per 1 million ft2) of area processed

Chromium

1.42

(0.29)

0.58

(0.12)

Cyanide

0.98

(0.20)

0.41

(0.083)

Zinc

4.48

(0.92)

1.89

(0.39)

Aluminum

15.3

(3.14)

6.26

(1.28)

Oil and grease

67.3

(13.8)

40.4

(8.27)

TSS

138.0

(28.3)

67.3

(13.8)

pH

(1)

(1)

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times.

Wis. Admin. Code Department of Natural Resources NR 263.31

Cr. Register, April, 1989, No. 400, eff. 5-1-89.