Removal of Low-Metal Levels Found in Power Plant Waste Streams
By Lisa M. Farmen
The U.S. Environmental Protection Agency (EPA) issued the ELG Proposed Rule in June of 2013, which are the “Effluent Limitations Guidelines and Standards for the Steam Electric Power Generating Point Source” category (i.e., steam electric industry). The goal of the rule is to strengthen the controls on discharges from certain steam electric power plants by revising technology-based effluent limitations. The reason is that steam electric power plants alone contribute 50% to 60% of all toxic pollutants discharged to surface water by all industrial categories in the United States (1). Current discharge standards for the steam electric industry were last updated in 1982.
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