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.

The present investigation deals with the analysis of physico-chemical characteristics, concentration of heavy metals and textural analysis of sediments in Poovar estuary of Kerala during the period 2004-2005. Three sampling stations were selected and sediments were collected for the study.

The study was conducted to assess the physico-chemical and bacteriological quality of stored rain water in the ferrocement tanks of Alappuzha District, Kerala. Representative water samples were collected on random basis from ten stations with rain water harvesting facility during the periods January 2006 and April 2006.