Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 255 - Battery manufacturing
Subchapter II - Cadmium Subcategory
Section NR 255.15 - Pretreatment standards for new sources
Current through August 26, 2024
(1) Except as provided in 40 CFR 403.7, any new source subject to this subchapter that introduces pollutants into a POTW shall comply with 40 CFR Part 403 and achieve the following pretreatment standards for new sources:
Table 35
Electrodeposited Anodes
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - |
mg/kg of cadmium |
|
|
English units - |
lb/million lbs of cadmium |
|
|
Cadmium |
7.03 |
2.81 |
|
Nickel |
19.33 |
13.01 |
|
Zinc |
35.85 |
14.76 |
|
Cobalt |
4.92 |
2.46 |
Table 36
Impregnated Anodes or Nickel Impregnated Cathodes
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - mg/kg of cadmium or nickel applied |
||
|
English units - lb/million lbs of cadmium or nickel applied |
||
|
Cadmium |
40.0 |
16.0 |
|
Nickel |
110.0 |
74.0 |
|
Zinc |
204.0 |
84.0 |
|
Cobalt |
28.0 |
14.0 |
Table 37
Nickel Electrodeposited Cathodes
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - |
mg/kg of nickel applied |
|
|
English units- |
lb/million lbs of nickel applied |
|
|
Cadmium |
6.60 |
2.64 |
|
Nickel |
18.15 |
12.21 |
|
Zinc |
33.66 |
13.86 |
|
Cobalt |
4.62 |
2.31 |
Table 38
Miscellaneous Wastewater Streams
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - |
mg/kg of cells produced |
|
|
English units - |
lb/million lbs of cells produced |
|
|
Cadmium |
0.47 |
0.19 |
|
Nickel |
1.28 |
0.86 |
|
Zinc |
2.38 |
0.96 |
|
Cobalt |
0.33 |
0.16 |
Table 39
Cadmium Powder Production
PSNS
|
POLLUTANT OR |
MAXIMUM FOR |
MAXIMUM FOR |
|
POLLUTANT PROPERTY |
ANY 1 DAY |
MONTHLY AVERAGE |
|
Metric units - |
mg/kg of cadmium powder produced |
|
|
Englishunits - |
lb/million lbs of cadmium powder produced |
|
|
Cadmium |
1.31 |
0.53 |
|
Nickel |
3.61 |
2.43 |
|
Zinc |
6.70 |
2.76 |
|
Cobalt |
0.92 |
0.46 |
Table 40
Silver Powder Production
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - mg/kg of silver powder produced |
||
|
English units - lb/million lbs of silver powder produced |
||
|
Cadmium |
0.64 |
0.26 |
|
Nickel |
1.77 |
1.19 |
|
Silver |
0.93 |
0.39 |
|
Zinc |
3.27 |
1.35 |
|
Cobalt |
0.45 |
0.22 |
Table 41
Cadmium Hydroxide Production
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - |
mg/kg of cadmium used |
|
|
English units - |
lb/million lbs of cadmium used |
|
|
Cadmium |
0.028 |
0.011 |
|
Nickel |
0.077 |
0.051 |
|
Zinc |
0.142 |
0.058 |
|
Cobalt |
0.019 |
0.009 |
Table 42
Nickel Hydroxide Production
PSNS
|
POLLUTANT OR POLLUTANT PROPERTY |
MAXIMUM FOR ANY 1 DAY |
MAXIMUM FOR MONTHLY AVERAGE |
|
Metric units - |
mg/kg of nickel used |
|
|
English units- |
lb/million lbs of nickel used |
|
|
Cadmium |
3.30 |
1.32 |
|
Nickel |
9.08 |
6.11 |
|
Zinc |
16.83 |
6.93 |
|
Cobalt |
2.31 |
1.16 |
(2) There may be no discharge allowance for process waste-water pollutants from any battery manufacturing operation other than those battery manufacturing operations listed in tables 35 to 42.
