Wireless monitoring system for underground water

The invention discloses a wireless monitoring system for underground water. The wireless monitoring system comprises a throw-in type sensing device, a monitoring terminal, a connecting cable and a cable take-up and pay-off device, the throw-in type sensing device comprises a device shell, a water pressure sensor, a water temperature sensor, a microprocessor and a wireless communication unit; the throw-in type sensing device is thrown into an underground water monitoring well for underground water monitoring; the connecting cable drives the throw-in type sensing device to move up and down in the underground water monitoring well when being wound and unwound; and the wireless communication unit sends the water level data value and the temperature value to a monitoring terminal for monitoring. In addition, the invention also discloses an underground water wireless monitoring method. The underground water wireless monitoring system and the underground water wireless monitoring method have the advantages of high a