This report provides information relative to water pollution control practices in the carbon and alloy steel industries. The scope of information includes brief descriptions of the wastewater producing processes, detailed analysis of the raw wasteloads, identification of wastewater treatment methods, cost of treatment methods and an inventory of the steel industry. Coverage of steel industry activities includes coke plant operations, blast furnace systems, sinter plants, steelmaking facilities, various hot forming mills, pickling, cold reduction and plating technology. In many cases, generalized illustrations are utilized to describe typical industry situations. Portions of this document are not fully legible.