A method for flood irrigation includes releasing water from a riser valve for flooding a portion of a field through a control of a corresponding riser device of a plurality of riser devices, wherein the corresponding riser device is deployed at a location proximate to the riser valve, receiving a wireless signal from a corresponding sensor device of a plurality of sensor devices for a detection of a flood condition, wherein the corresponding sensor device is deployed at a location proximate to where the water from the riser valve is expected to flood； and stopping the release of the water from the riser valve.
