Groundwater from a shallow bore should be disinfected (typically using chlorine) in case the water has been contaminated with farm waste or leaking effluent from a septic tank. If your water is dirty or cloudy, you should filter it first because dirt particles can make disinfection ineffective
Madzi ochekera pansi ochoka mumjingo akuyenera kuchotsedwa tizilombo mkutheka kuti madzi awonongeka ndi zotsaka kumunda kapena zochucha mu chimbudzi. Ngati madzi ndiakuda kapena akhungu, mukiuyenera kusefa kaye chifukwa zakuda zotsalira zikhoza kupangitsa kuchotsa tizilombo kosagwira bwino