The utility model discloses a water supply turbocharging system, and avoids water pollution, register one's residence self priming pump on the pipe, water source pipe pass through the inlet tube with the water inlet intercommunication at water tank top, the delivery port of water tank bottom pass through the outlet pipe with the self priming pump intercommunication, the side upper portion of water tank is equipped with the warning pipe, the side lower part of water tank is equipped with the blow off pipe, the exit end of blow off pipe with the exit end intercommunication back cartridge of warning pipe is in the downcomer, the water tank top is equipped with the blast pipe, the exit interval of blast pipe is installed and is sheltered from the lid, be equipped with the water intaking valve on the inlet tube, be equipped with the outlet valve on the outlet pipe, be equipped with the blowoff valve on the blow off pipe, the last level filtering ware that is equipped with of water source pipe, the end of intaking of self priming pump is equipped with secondary filter. Be applicable to water supply.