Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BAT:
Table 7
Chlor-Alkali Mercury Cells
BAT Effluent Limitations | ||
kg/kkg (pounds per 1,000 pounds) of chlorine | ||
Pollutant or pollutant property | Maximum for any 1 day | Average of daily values for 30 consecutive days |
Mercury | 0.00023 | 0.00010 |
Total residual chlorine | 0.0032 | 0.0019 |
Table 8
Chlor-Alkali Diaphragm Cells
BAT Effluent Limitations | ||
kg/kkg (pounds per 1,000 pounds) of chlorine | ||
Pollutant or pollutant property | Maximum for any 1 day | Average of daily values for 30 consecutive days |
Copper | 0.012 | 0.0049 |
Lead | 0.0059 | 0.0024 |
Nickel | 0.0097 | 0.0037 |
Total residual chlorine | 0.013 | 0.0079 |
Wis. Admin. Code Department of Natural Resources NR 230.063