Wis. Admin. Code Department of Natural Resources § NR 255.63 - New source performance standards

Current through March 28, 2022

(1) The discharge of wastewater pollutants from any new source subject to this subchapter may not exceed the following standards:

Table 100

Silver Chloride Cathodes - Chemically Reduced

NSPS

POLLUTANT OR POLLUTANT PROPERTY

MAXIMUM FOR ANY 1 DAY

MAXIMUM FOR MONTHLY AVERAGE

Metric units - mg/kg of silver processed

English units - lb/million lbs of silver processed

Lead

22.93

10.65

Silver

23.75

9.83

Iron

98.28

49.96

TSS

1,228.5

982.8

COD

4,095.0

1,999.0

pH

(1)

(1)

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

Table 101

Silver Chloride Cathodes - Electrolytic

NSPS

POLLUTANT OR

POLLUTANT PROPERTY

MAXIMUM FOR

ANY 1 DAY

MAXIMUM FOR

MONTHLY AVERAGE

Metric units -

mg/kg of silver processed

English units -

lb/million lbs of silver processed

Lead

40.6

18.9

Silver

42.1

17.4

Iron

174.0

86.5

TSS

2,175.0

1,740.0

COD

7,250.0

3,540.0

pH

(1)

(1)

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

Table 102

Cell Testing

NSPS

POLLUTANT OR

POLLUTANT PROPERTY

MAXIMUM FOR

ANY 1 DAY

MAXIMUM FOR

MONTHLY AVERAGE

Metric units -

mg/kg of cells produced

English units -

lb/million lbs of cells produced

Lead

19.5

7.89

Silver

15.3

6.31

Iron

63.1

32.1

TSS

789.0

631.2

COD

2,630.0

1,290.0

pH

(1)

(1)

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

Table 103

Floor and Equipment Wash

NSPS

POLLUTANT OR

POLLUTANT PROPERTY

MAXIMUM FOR

ANY 1 DAY

MAXIMUM FOR

MONTHLY AVERAGE

Metric units -

mg/kg of cells produced

English units -

lb/million lbs of cells produced

Lead

0.026

0.012

Silver

0.027

0.011

Iron

0.112

0.057

COD

1.41

1.13

TSS

4.70

2.30

pH

(1)

(1)

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

Table 104

Air Scrubber

NSPS

POLLUTANT OR

POLLUTANT PROPERTY

MAXIMUM FOR

ANY 1 DAY

MAXIMUM FOR

MONTHLY AVERAGE

Metric units - mg/kg of cells produced

English units -lb/million lbs of cells produced

TSS

8,467.0

4,030.0

pH

(1)

(1)

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

(2) There may be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed in tables 100 to 104.

Notes

Wis. Admin. Code Department of Natural Resources § NR 255.63
Cr. Register, November, 1987, No. 383, eff. 12-1-87.

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