Wisconsin Administrative Code › Department of Natural Resources › NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System › Chapter NR 274 - Nonferrous metals manufacturing › Subchapter XXXII - Secondary Uranium › Section NR 274.324 - New source performance standards

Current through June 24, 2024
Any new source subject to this subchapter shall achieve the
					 following standards:
Table 32-19
Secondary Uranium Refinery Sump Filtrate
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  processed in the refinery
Chromium
27.14
11.00
Copper
93.88
44.74
Nickel
40.34
27.14
Fluoride
2,567.00
1,459.00
Total suspended solids
1,100.00
880.10
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 32-20
Secondary Uranium Slag Leach Reslurry
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  processed in the refinery
Chromium
1.689
0.685
Copper
5.844
2.785
Nickel
2.511
1.689
Fluoride
159.800
90.860
Total suspended solids
68.490
54.790
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 32-21
Secondary Uranium Solvent Extraction Raffinate
					 Filtrate
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  processed in the refinery
Chromium
2.357
0.955
Copper
8.152
3.885
Nickel
3.503
2.357
Fluoride
222.900
126.700
Total suspended solids
95.540
76.430
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 32-22
Secondary Uranium Digestion 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 uranium
								  processed in the refinery
Chromium
0.000
0.000
Copper
0.000
0.000
Nickel
0.000
0.000
Fluoride
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 32-23
Secondary Uranium Evaporation and Denitration 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 uranium
								  trioxide produced
Chromium
0.000
0.000
Copper
0.000
0.000
Nickel
0.000
0.000
Fluoride
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 32-24
Secondary Uranium Hypofluorination Alkaline
					 Scrubber
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  tetrafluoride produced
Chromium
0.007
0.003
Copper
0.026
0.012
Nickel
0.011
0.025
Fluoride
0.700
0.398
Total suspended solids
0.300
0.240
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 32-25
Secondary Uranium Hypofluorination Water Scrubber
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  tetrafluoride produced
Chromium
0.000
0.000
Copper
0.000
0.000
Nickel
0.000
0.000
Fluoride
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 32-26
Secondary Uranium Magnesium Reduction and Casting Floor
					 Wash
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  produced by magnesium reduction
Chromium
0.011
0.005
Copper
0.039
0.018
Nickel
0.017
0.011
Fluoride
1.054
0.599
Total suspended solids
0.452
0.361
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all times.
Table 32-27
Secondary Uranium Laundry Wastewater
NSPS
Maximum for any 1 day
Maximum for monthly average
Pollutant or pollutant property
mg/kg (pounds per million pounds) of uranium
								  produced by magnesium reduction
Chromium
0.036
0.014
Copper
0.123
0.059
Nickel
0.053
0.036
Fluoride
3.360
1.910
Total suspended solids
1.440
1.152
pH
(1)
(1)
(1) Within the range of 7.5 to 10.0 at all
					 times.