Nawas, M.F.Mowjood, M.I.M.Galagedera, L.W.2014-11-122014-11-122005Tropical Agricultural Research, 17:p.114-124https://dl.nsf.gov.lk/handle/1/11993ChemistryGroundwater contaminationEscherichia coliWater qualityWater pollutionNitrate concentrationEastern provinceCoastal areaHealth hazardsSanitationContamination of shallow dug wells in highly populated coastal sand aquifer:a case study in Sainthamarudhu Sri LankaA