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 V - Refractory Metals › Section NR 273.054 - New source performance standards

Current through June 24, 2024
Any new source subject to this subchapter shall achieve the
					 following standards:
Table 5-35
Refractory Metals
Rolling Spent Emulsions
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals rolled with emulsions
Copper
0.549
0.262
Nickel
0.236
0.159
Fluoride
25.5
11.3
Molybdenum
2.16
0.957
Oil and grease
4.29
4.29
Total suspended solids
6.44
5.15
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-36
Refractory Metals
Extrusion Press Hydraulic Fuel Leakage
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals extruded
Copper
1.53
0.726
Nickel
0.655
0.441
Fluoride
70.8
31.4
Molybdenum
5.99
2.66
Oil and grease
11.9
11.9
Total suspended
17.9
14.3
solids
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-37
Refractory Metals
Forging Contact Cooling Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  forged refractory metals cooled with water
Copper
0.041
0.020
Nickel
0.018
0.012
Fluoride
1.92
0.853
Molybdenum
0.163
0.072
Oil and grease
0.323
0.323
Total suspended solids
0.485
0.388
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-38
Refractory Metals
Equipment Cleaning Wastewater
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals formed
Copper
0.174
0.083
Nickel
0.075
0.051
Fluoride
8.09
3.59
Molybdenum
0.684
0.303
Oil and grease
1.36
1.36
Total suspended solids
2.04
1.63
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-39
Refractory Metals
Metal Powder Production Wastewater
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals powder produced
Copper
0.360
0.172
Nickel
0.155
0.104
Fluoride
16.7
7.42
Molybdenum
1.42
0.627
Oil and grease
2.81
2.81
Total suspended solids
4.22
3.37
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-40
Refractory Metals
Surface Treatment Spent Baths
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals surface treated
Copper
0.498
0.237
Nickel
0.214
0.144
Fluoride
23.2
10.3
Molybdenum
1.96
0.868
Oil and grease
3.89
3.89
Total suspended solids
5.84
4.67
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-41
Refractory Metals
Surface Treatment Rinse
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals surface treated
Copper
15.5
7.38
Nickel
6.66
4.48
Fluoride
720
320
Molybdenum
69.9
27.0
Oil and grease
121
121
Total suspended solids
182
145
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-42
Refractory Metals
Alkaline Cleaning Spent Baths
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals alkaline cleaned
Copper
0.428
0.204
Nickel
0.184
0.124
Fluoride
19.9
8.82
Molybdenum
1.68
0.745
Oil and grease
3.34
3.34
Total suspended solids
5.01
4.01
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-43
Refractory Metals
Alkaline Cleaning Rinse
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals alkaline cleaned
Copper
10.5
4.98
Nickel
4.49
3.02
Fluoride
486
216
Molybdenum
41.1
18.2
Oil and grease
81.6
81.6
Total suspended solids
123
97.9
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-44
Refractory Metals
Molten Salt Rinse
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals treated with molten salt
Copper
0.810
0.386
Nickel
0.348
0.234
Fluoride
37.7
16.7
Molybdenum
3.19
1.41
Oil and grease
6.33
6.33
Total suspended solids
9.5
7.6
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-45
Refractory Metals
Tumbling or Burnishing Wastewater
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals tumbled or burnished
Copper
1.60
0.763
Nickel
0.688
0.463
Fluoride
74.4
33.0
Molybdenum
6.29
2.79
Oil and grease
12.5
12.5
Total suspended solids
18.8
15.0
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-46
Refractory Metals
Sawing or Grinding Spent Emulsions
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals sawed or ground with emulsions
Copper
0.380
0.181
Nickel
0.164
0.110
Fluoride
17.7
7.84
Molybdenum
1.5
0.663
Oil and grease
2.97
2.97
Total suspended solids
4.46
3.57
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-47
Refractory Metals
Sawing or Grinding Contact Cooling Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (poun pounds) of refra or ground with c
								  water
ds per million off-ctory metals sawed ontact
								  cooling
Copper
3.11
1.48
Nickel
1.34
0.899
Fluoride
145.0
64.2
Molybdenum
12.2
5.42
Oil and grease
24.3
24.3
Total suspended solids
36.5
29.2
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-48
Refractory Metals
Sawing or Grinding Rinse
NSPS
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 refractory metals rinsed
Copper
0.018
0.009
Nickel
0.008
0.005
Fluoride
0.803
0.357
Molybdenum
0.068
0.030
Oil and grease
0.135
0.135
Total suspended solids
0.203
0.162
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-49
Refractory Metals
Wet Air Pollution Control Scrubber Blowdown
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (poun pounds) of refra ground, surface
								  treated
ds per million off-ctory metals sawed, coated, or
								  surface
Copper
1.01
0.480
Nickel
0.433
0.291
Fluoride
46.8
20.8
Molybdenum
3.96
1.76
Oil and grease
7.87
7.87
Total suspended solids
11.8
9.45
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-50
Refractory Metals
Miscellaneous Wastewater Sources
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals formed
Copper
0.442
0.211
Nickel
0.190
0.128
Fluoride
20.6
9.11
Molybdenum
1.74
0.770
Oil and grease
3.45
3.45
Total suspended solids
5.18
4.14
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times
Table 5-51
Refractory Metals
Dye Penetrant Testing Wastewater
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/off-kg (pounds per million off-pounds) of
								  refractory metals tested
Copper
0.100
0.048
Nickel
0.043
0.029
Fluoride
4.62
2.05
Molybdenum
0.391
0.173
Oil and grease
0.776
0.776
Total suspended solids
1.17
0.931
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all
					 times