Wisconsin Administrative Code › Department of Natural Resources › NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System › Chapter NR 273 - Nonferrous metals forming and metal powders › Subchapter VII - Uranium › Section NR 273.073 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable

Current through June 24, 2024
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