Wis. Admin. Code Department of Natural Resources NR 270.023
Current through November 25, 2024
Except as provided in ss. NR 270.0015, 270.002 and 270.003 and 40 CFR 125.30- 125.32, any existing point source subject to this subcategory shall achieve the following limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The concentration of pollutants discharged in mine drainage from mines producing bauxite ores may not exceed:
[BAT] Effluent limitations | ||
Effluent characteristic | Maximum for any 1 day | Average of daily values for 30 consecutive days |
Milligrams per liter | ||
Fe (total) | 1.0 | 0.5 |
Al | 2.0 | 1.0 |
Wis. Admin. Code Department of Natural Resources NR 270.023