Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 274 - Nonferrous metals manufacturing
Subchapter VIII - Primary Zinc
Section NR 274.084 - New source performance standards
Any new source subject to this subchapter shall achieve the following standards:
Table 8-10
Primary Zinc Zinc Reduction Furnace Wet Air Pollution Control
|
NSPS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per million pounds) reduced of zinc |
|
|
Cadmium |
0.334 |
0.134 |
|
Copper |
2.135 |
1.018 |
|
Lead |
0.467 |
0.217 |
|
Zinc |
1.702 |
0.701 |
|
Total suspended solids |
25.020 |
20.020 |
|
pH |
(1) |
(1) |
(1) Within the range of 7.5 to 10.0 at all times.
Table 8-11
Primary Zinc Preleach of Zinc Concentrates
|
NSPS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per million pounds) of concentrate leached |
|
|
Cadmium |
0.180 |
0.072 |
|
Copper |
1.153 |
0.550 |
|
Lead |
0.252 |
0.117 |
|
Zinc |
0.919 |
0.378 |
|
Total suspended solids |
13.520 |
10.810 |
|
pH |
(1) |
(1) |
(1) Within the range of 7.5 to 10.0 at all times.
Table 8-12
Primary Zinc Leaching 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 zinc processed through leaching |
|
|
Cadmium |
0.000 |
0.000 |
|
Copper |
0.000 |
0.000 |
|
Lead |
0.000 |
0.000 |
|
Zinc |
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 8-13
Primary Zinc Electrolyte Bleed Wastewater
|
NSPS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per million pounds) of cathode zinc produced |
|
|
Cadmium |
0.086 |
0.035 |
|
Copper |
0.553 |
0.264 |
|
Lead |
0.121 |
0.056 |
|
Zinc |
0.441 |
0.182 |
|
Total suspended solids |
6.480 |
5.184 |
|
pH |
(1) |
(1) |
(1) Within the range of 7.5 to 10.0 at all times.
Table 8-14
Primary Zinc Cathode and Anode Wash Wastewater
|
NSPS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per million pounds) of cathode zinc produced |
|
|
Cadmium |
0.150 |
0.060 |
|
Copper |
0.961 |
0.458 |
|
Lead |
0.210 |
0.098 |
|
Zinc |
0.766 |
0.315 |
|
Total suspended solids |
11.270 |
9.012 |
|
pH |
(1) |
(1) |
(1) Within the range of 7.5 to 10.0 at all times.
Table 8-15
Primary Zinc Casting 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 zinc cast |
|
|
Cadmium |
0.051 |
0.021 |
|
Copper |
0.329 |
0.157 |
|
Lead |
0.072 |
0.033 |
|
Zinc |
0.262 |
0.108 |
|
Total suspended solids |
3.855 |
3.084 |
|
pH |
(1) |
(1) |
(1) Within the range of 7.5 to 10.0 at all times.
Table 8-16
Primary Zinc Casting Contact Cooling
|
NSPS |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
Pollutant or pollutant property |
mg/kg (pounds per million pounds) of zinc cast |
|
|
Cadmium |
0.036 |
0.014 |
|
Copper |
0.232 |
0.110 |
|
Lead |
0.051 |
0.024 |
|
Zinc |
0.185 |
0.076 |
|
Total suspended solids pH |
2.715 (1) |
2.172 (1) |
(1) Within the range of 7.5 to 10.0 at all times.
Table 8-17
Primary Zinc Cadmium Plant Wastewater
|
NSPS |
||
|
Pollutant or pollutant property |
||
|
Maximum for any 1 day |
Maximum for monthly average |
|
|
mg/kg (pounds per million pounds) of cadmium produced |
||
|
Cadmium |
1.234 |
0.494 |
|
Copper |
7.899 |
3.765 |
|
Lead |
1.728 |
0.802 |
|
Zinc |
6.295 |
2.592 |
|
Total suspended solids |
92.570 |
74.050 |
|
pH |
(1) |
(1) |
(1) Within the range of 7.5 to 10.0 at all times.
