The River Staff Gauge is functional as a simple device that can to record the water level in an accurate way. It is functional as a big ruler, which can measure the water level of rivers in many regions. River Staff Gauge is used by the professionals who work for the construction of bridges as well as archaeologists. It provides efficiency to the river stream system and allows for simple use. The said product can indicate the water level in an efficient way. The River authorities allows the professional to make use of this instrument.