The system most used nowadays is the continuous-running pump system in which the fresh-water pumps discharge continuously into the fresh-water distribution main.
Eyona indlela ithi isetyenziswe ngamandla kwezi ntsuku luphinda-phindo lobaleko lokumpompa kwendlela ethi ibe nokuphola kwamanzi amponjiweyo akhutshelwa ngokuphi- ndiweyo kupholo lwamanzi kolona lwahlula-hlulo.