Index of Potential Alteration of Water Quality, National Water Study 2014. Colombia. Scale 1:500.000. IDEAM 2015.

This dataset indicates the Index of Potential Alteration of Water Quality (IACAL) which contains the pressure for contamination on the water systems and bodies of water of the country in the 316 hydrographic subzones; they are analyzed based on the estimation of specific pollutant loads discharged by the industrial, domestic, livestock slaughter and coffee benefit sectors. The Potential Alteration Index of Water Quality (IACAL) analyzes the following variables: Biological Oxygen Demand (BOD), Demand Chemical Oxygen (COD), Total Suspended Solids (SST), Total Nitrogen (NT) and Total Phosphorus (PT). It corresponds to the results of the 2014 National Water Study. Scale of the graphic representation: 1: 500.000. For further informations of the dataset and data sources used in its creation please visit: http://geoservicios.ideam.gov.co [http://geoservicios.ideam.gov.co:8080/geonetwork/srv/spa/catalog.search;jsessionid=2BF99C8A36157CB6107B07D78290DD18#/metadata/76bbe1c0-f18b-47a4-a815-ae20b0d94e2f]