Anti-infectives are constantly discharged at trace levels in natural waters near urban centers and agricultural areas. They represent a cause for concern because of their potential contribution to the spread of anti-infective resistance in bacteria and other effects on aquatic biota.

The physico-chemical characteristics of groundwater samples from selected bore wells in Greater Visakhapatnam Municipal Corporation (GVMC) area have been studied. A total of 50 samples were collected in the month of May during the year 2005.

Studies on the bacteriological quality of groundwater samples around the sewage farm in Muttathara-Valiathura area of Thiruvanathapuram district, Kerala was conducted during post-monsoon (November 2007) and pre-monsoon (April 2008) seasons.

Malta has a serious nitrate pollution problem. But where is it all coming from? Marianne Stuart traces the source from the underground galleries to farmer

Point sources such as landfills can release high concentrations of pollutant into the groundwater because of migration of leachate from its bottom, which is generated primarily as a result of precipitation falling on an active landfill surface, leaching out the potential organic and inorganic contaminants from landfilled waste and discharging the same to groundwater in underlying aquifer.