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 III - Nickel-Cobalt › Section NR 273.033 - 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 3-24
Nickel-Cobalt
Rolling 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
								  nickel-cobalt rolled with emulsions
Chromium
0.063
0.026
Nickel
0.094
0.063
Fluoride
10.1
4.49
Table 3-25
Nickel-Cobalt
Rolling 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
								  nickel-cobalt rolled with water
Chromium
0.028
0.012
Nickel
0.042
0.028
Fluoride
4.49
1.99
Table 3-26
Nickel-Cobalt
Drawing 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
								  nickel-cobalt drawn with emulsions
Chromium
0.036
0.015
Nickel
0.053
0.036
Fluoride
5.68
2.52
Table 3-27
Nickel-Cobalt
Extrusion Press or Solution 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
								  nickel-cobalt heat treated
Chromium
0.031
0.013
Nickel
0.046
0.031
Fluoride
4.95
2.20
Table 3-28
Nickel-Cobalt
Extrusion Press Hydraulic Fluid Leakage
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
								  nickel-cobalt extruded
Chromium
0.086
0.034
Nickel
0.128
0.086
Fluoride
13.8
6.13
Table 3-29
Nickel-Cobalt
Forging Equipment Cleaning Wastewater
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
								  nickel-cobalt forged
Chromium
0.002
0.0006
Nickel
0.002
0.002
Fluoride
0.238
0.106
Table 3-30
Nickel-Cobalt
Forging 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
								  forged nickel-cobalt cooled with water
Chromium
0.018
0.007
Nickel
0.026
0.018
Fluoride
2.82
1.25
Table 3-31
Nickel-Cobalt
Forging Press Hydraulic Fluid Leakage
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
								  nickel-cobalt forged
Chromium
0.069
0.028
Nickel
0.103
0.069
Fluoride
11.2
4.94
Table 3-32
Nickel-Cobalt
Stationary Casting 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
								  nickel-cobalt cast by stationary methods
Chromium
0.448
0.182
Nickel
0.666
0.448
Fluoride
72.0
32.0
Table 3-33
Nickel-Cobalt
Metal Powder Production Atomization Wastewater
BAT Effluent Limitations
Maximum for any 1 day
Maximum for monthly average
Chromium
0.970
0.393
Nickel
1.44
0.970
Fluoride
156
69.2
Table 3-34
Nickel-Cobalt
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
								  nickel-cobalt formed
Chromium
0.300
0.122
Nickel
0.446
0.300
Fluoride
48.2
21.4
Table 3-35
Nickel-Cobalt
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
								  nickel-cobalt surface treated
Chromium
0.346
0.141
Nickel
0.514
0.346
Fluoride
55.7
24.7
Table 3-36
Nickel-Cobalt
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
								  nickel-cobalt surface treated
Chromium
0.873
0.354
Nickel
1.30
0.873
Fluoride
141
62.3
Table 3-37
Nickel-Cobalt
Alkaline Cleaning 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
								  nickel-cobalt alkaline cleaned
Chromium
0.013
0.005
Nickel
0.019
0.013
Fluoride
2.02
0.895
Table 3-38
Nickel-Cobalt
Alkaline 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
								  nickel-cobalt alkaline cleaned
Chromium
0.086
0.035
Nickel
0.128
0.086
Fluoride
13.9
6.15
Table 3-39
Nickel-Cobalt
Molten Salt 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
								  nickel-cobalt treated with molten salt
Chromium
0.312
0.127
Nickel
0.464
0.312
Fluoride
50.2
22.3
Table 3-40
Nickel-Cobalt
Ammonia 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
								  nickel-cobalt treated with ammonia solution
Chromium
0.006
0.002
Nickel
0.008
0.006
Fluoride
0.881
0.391
Table 3-41
Nickel-Cobalt
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
								  nickel-cobalt sawed or ground with emulsions
Chromium
0.015
0.006
Nickel
0.022
0.015
Fluoride
2.35
1.04
Table 3-42
Nickel-Cobalt
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 nickel-cobalt rinsed
Chromium
0.067
0.027
Nickel
0.100
0.067
Fluoride
10.8
4.78
Table 3-43
Nickel-Cobalt
Steam Cleaning Condensate
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
								  nickel-cobalt steam cleaned
Chromium
0.011
0.005
Nickel
0.017
0.011
Fluoride
1.79
0.795
Table 3-44
Nickel-Cobalt
Dye Penetrant Testing Wastewater
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
								  nickel-cobalt tested with the dye penetrant method
Chromium
0.079
0.032
Nickel
0.117
0.079
Fluoride
12.7
5.63
Table 3-45
Nickel-Cobalt
Electrocoating 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
								  nickel-cobalt electrocoated
Chromium
1.25
0.506
Nickel
1.86
1.25
Fluoride
201
89.0
Table 3-46
Nickel-Cobalt
Miscellaneous Wastewater Streams
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
								  nickel-cobalt formed
Chromium
0.091
0.037
Nickel
0.136
0.091
Fluoride
14.7
6.50