Wis. Admin. Code Department of Natural Resources NR 273.073

Current through October 28, 2024
Section NR 273.073 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable

Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BAT:

Table 7-12

Uranium

Extrusion Tool Contact Cooling Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium extruded

Cadmium

0.007

0.003

Chromium

0.013

0.005

Copper

0.044

0.021

Lead

0.010

0.005

Nickel

0.019

0.013

Fluoride

2.05

0.908

Molybdenum

0.173

0.077

Table 7-13

Uranium

Heat Treatment Contact Cooling Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of extruded or forged uranium heat treated

Cadmium

0.006

0.003

Chromium

0.012

0.005

Copper

0.040

0.019

Lead

0.009

0.004

Nickel

0.017

0.012

Fluoride

1.86

0.827

Molybdenum

0.158

0.070

Table 7-14

Uranium

Surface Treatment Spent Baths

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium surface treated

Cadmium

0.006

0.002

Chromium

0.010

0.004

Copper

0.035

0.017

Lead

0.008

0.004

Nickel

0.015

0.010

Fluoride

1.62

0.718

Molybdenum

0.137

0.061

Table 7-15

Uranium

Surface Treatment Rinse

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium surface treated

Cadmium

0.068

0.027

Chromium

0.125

0.051

Copper

0.432

0.260

Lead

0.095

0.044

Nickel

0.186

0.125

Fluoride

20.1

8.90

Molybdenum

1.70

0.752

Table 7-16

Uranium

Wet Air Pollution Control Scrubber Blowdown

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium surface treated

Cadmium

0.0007

0.0003

Chromium

0.001

0.0005

Copper

0.005

0.002

Lead

0.001

0.0005

Nickel

0.002

0.001

Fluoride

0.208

0.092

Molybdenum

0.018

0.008

Table 7-17

Uranium

Sawing or Grinding Spent Emulsions

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with emulsions

Cadmium

0.001

0.0005

Chromium

0.002

0.0009

Copper

0.007

0.004

Lead

0.002

0.001

Nickel

0.003

0.002

Fluoride

0.338

0.150

Molybdenum

0.029

0.013

Table 7-18

Uranium

Sawing or Grinding Contact Cooling Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with contact cooling water

Cadmium

0.033

0.013

Chromium

0.061

0.025

Copper

0.211

0.101

Lead

0.046

0.022

Nickel

0.091

0.061

Fluoride

9.82

4.36

Molybdenum

0.830

0.368

Table 7-19

Uranium

Sawing or Grinding Rinse

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of sawed or ground uranium rinsed

Cadmium

0.001

0.0004

Chromium

0.002

0.0007

Copper

0.006

0.003

Lead

0.002

0.0006

Nickel

0.003

0.002

Fluoride

0.277

0.123

Molybdenum

0.024

0.011

Table 7-20

Uranium

Area Cleaning Rinse

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium formed

Cadmium

0.009

0.004

Chromium

0.016

0.007

Copper

0.055

0.026

Lead

0.012

0.006

Nickel

0.024

0.016

Fluoride

2.56

1.14

Molybdenum

0.216

0.096

Table 7-21

Uranium

Drum Washwater

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per million off-pounds) of uranium formed

Cadmium

0.009

0.004

Chromium

0.017

0.007

Copper

0.057

0.027

Lead

0.013

0.006

Nickel

0.025

0.017

Fluoride

2.64

1.17

Molybdenum

0.223

0.099

Table 7-22

Uranium

Laundry Washwater

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/employe-day

Cadmium

5.24

2.10

Chromium

9.70

3.93

Copper

33.6

16.0

Lead

7.34

3.41

Nickel

14.4

9.70

Fluoride

1.560

692

Molybdenum

132

58.4

Wis. Admin. Code Department of Natural Resources NR 273.073

Cr. Register, September, 1990, No. 417, eff. 10-1-90.