Wisconsin Administrative Code › Department of Natural Resources › NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System › Chapter NR 274 - Nonferrous metals manufacturing › Subchapter XXX - Primary and Secondary Titanium › Section NR 274.304 - New source performance standards

Current through June 24, 2024
Any new source subject to this subchapter shall achieve the
					 following standards:
Table 30-31
Primary and Secondary Titanium Chlorination Off-gas Wet
					 Air Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  tetrachloride produced
Chromium
0.346
0.140
Lead
0.262
0.122
Nickel
0.515
0.346
Titanium
0.496
0.215
Oil and grease
9.360
9.360
Total suspended solids
14.040
11.230
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-32
Primary and Secondary Titanium Chlorination Area-vent Wet
					 Air Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  tetrachloride produced
Chromium
0.385
0.156
Lead
0.291
0.135
Nickel
0.572
0.385
Titanium
0.551
0.239
Oil and grease
10.400
10.400
Total suspended solids
15.600
12.480
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-33
Primary and Secondary Titanium Titanium Tetrachloride
					 Handling Wet Air Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  tetrachloride handled
Chromium
0.069
0.028
Lead
0.052
0.024
Nickel
0.103
0.069
Titanium
0.099
0.043
Oil and grease
1.870
1.870
Total suspended solids
2.805
2.244
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-34
Primary and Secondary Titanium Reduction Area Wet Air
					 Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  produced
Chromium
1.528
0.620
Lead
1.156
0.537
Nickel
2.272
1.528
Titanium
2.198
0.950
Oil and grease
41.300
41.600
Total suspended solids
61.950
49.560
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-35
Primary and Secondary Titanium Melt Cell Wet Air Pollution
					 Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  produced
Chromium
0.787
0.319
Lead
0.595
0.276
Nickel
1.169
0.276
Titanium
1.127
0.489
Oil and grease
21.260
21.260
Total suspended solids
31.890
25.510
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-36
Primary and Secondary Titanium Chlorine Liquefaction Wet
					 Air Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  produced
Chromium
0.000
0.000
Lead
0.000
0.000
Nickel
0.000
0.000
Titanium
0.000
0.000
Oil and grease
0.000
0.000
Total suspended solids
0.000
0.000
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-37
Primary and Secondary Titanium Sodium Reduction Container
					 Reconditioning Wash Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  produced
Chromium
0.474
0.192
Lead
0.359
0.167
Nickel
0.705
0.474
Titanium
0.679
0.295
Oil and grease
12.820
12.820
Total suspended solids
19.230
15.380
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-38
Primary and Secondary Titanium Chip Crushing Wet Air
					 Pollutant Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  produced
Chromium
0.000
0.000
Lead
0.000
0.000
Nickel
0.000
0.000
Titanium
0.000
0.000
Oil and grease
0.000
0.000
Total suspended solids
0.000
0.000
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-39
Primary and Secondary Titanium Acid Leachate and Rinse
					 Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titaniu m
								  produced
Chromium
4.381
1.776
Lead
3.351
1.539
Nickel
6.512
4.381
Titanium
6.275
2.723
Oil and grease
118.400
118.400
Total suspended solids
177.600
142.100
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-40
Primary and Secondary Titanium Sponge Crushing and
					 Screening Wet Air Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  produced
Chromium
0.000
0.000
Lead
0.000
0.000
Nickel
0.000
0.000
Titanium
0.000
0.000
Oil and grease
0.000
0.000
Total suspended solids
0.000
0.000
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-41
Primary and Secondary Titanium Acid Pickle and Wash
					 Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  pickled
Chromium
0.023
0.009
Lead
0.017
0.008
Nickel
0.034
0.023
Titanium
0.032
0.014
Oil and grease
0.610
0.610
Total suspended solids
0.915
0.732
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-42
Primary and Secondary Titanium Scrap Milling Wet Air
					 Pollution Control
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  milled
Chromium
0.000
0.000
Lead
0.000
0.000
Nickel
0.000
0.000
Titanium
0.000
0.000
Oil and grease
0.000
0.000
Total suspended solids
0.000
0.000
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-43
Primary and Secondary Titanium Scrap Detergent Wash
					 Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of scrap
								  washed
Chromium
6.684
2.710
Lead
5.058
2.348
Nickel
9.935
6.684
Titanium
9.574
4.155
Oil and grease
180.600
180.600
Total suspended solids
271.000
216.000
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-44
Primary and Secondary Titanium Casting Crucible Wash
					 Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  cast
Chromium
0.176
0.072
Lead
0.134
0.062
Nickel
0.262
0.176
Titanium
0.253
0.110
Oil and grease
4.770
4.770
Total suspended solids
7.155
5.724
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 30-45
Primary and Secondary Titanium Casting Contact Cooling
					 Water
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of titanium
								  cast
Chromium
27.000
10.950
Lead
20.430
9.486
Nickel
40.140
27.000
Titanium
38.680
16.780
Oil and grease
729.700
729.700
Total suspended solids
1,095.000
875.700
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all
					 times.