Isetshenziswa kakhulu kumaphampu ajikelezayo okupholisa amanzi embonini yamandla, amaphampu ajikelezayo amanzi olwandle ezitshalweni zokususa usawoti emanzini, amaphampu ahwamuzayo egesi yemvelo ewuketshezi, njll. Ingasetshenziselwa futhi ukuphakelwa kwamanzi kanye nokukhipha amanzi emadolobheni, ezimayini zezimboni nasezindaweni zokulima.