Wis. Admin. Code Department of Natural Resources NR 274.195
Except as provided in ss. NR 211.13 and 211.14, any new [existing] source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the following PSES:
Table 19-3
Secondary Indium Displacement Supernatant
PSES | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of indium metal produced | |
Cadmium | 2.105 | 0.929 |
Lead | 2.600 | 1.238 |
Zinc | 9.037 | 3.776 |
Indium | 2.724 | 1.114 |
Table 19-4
Secondary Indium Spent Electrolyte
PSES | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of cathode indium produced | |
Cadmium | 12.170 | 5.370 |
Lead | 15.040 | 7.160 |
Zinc | 52.270 | 21.840 |
Indium | 15.750 | 6.444 |
Wis. Admin. Code Department of Natural Resources NR 274.195