Analysis of metal pollution index in waters in the central Java area, Indonesia

Central Java is one of the regions in Indonesia with a lot water resources that must be appropriately managed. In addition, metal content bodies now assessed to prevent health impacts may measurable. One methods analyze management quality index method. This study aimed examine due contamination Java. Metal measurements were carried out using AAS (Atomic Absorption Spectrophotometry) The value method for waters 2015-2018 was categorized mild moderately polluted, and only 2 locations measured as heavily polluted. Two areas are included polluted category Bulakan Bojonegoro 2016. To determine cause why being classified lightly we look at parameters contribute most value. These can initial information on pollutant source causes pollution.