Wisconsin Administrative Code (Last Updated: January 10, 2017) |
Agency NR. Department of Natural Resources |
Chapters 200-299. Environmental Protection – Wisconsin Pollutant Discharge Elimination System |
Chapter 274. Nonferrous Metals Manufacturing |
SubChapter IV. Primary Copper Smelting |
Section 274.043. Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
Latest version.
- (1) Except as provided in 40 CFR 125.30 to 125.32 and sub. (2) , any existing point source subject to this subchapter may not discharge process wastewater pollutants into waters of the state.(2) A process wastewater impoundment which is designed, constructed, and operated to contain the precipitation from the 25-year, 24-hour rainfall event as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration, may discharge a volume of process wastewater equivalent to the volume of precipitation which falls within the impoundment in excess of the precipitation attributable to the 25-year, 24-hour rainfall event, when such an event occurs.
History:
Cr.
Register, March, 1991, No. 423
, eff. 4-1-91.