Water measurement technology in irrigation areas is an important link in the construction of modern irrigation district.This technology provides a basis for water regulation in irrigation district,which is an important guarantee for the principle of"water saving first and measuring water",and it can provide data sources for agricultural water price reform,water right conversion and information construction.In order to select water measurement methods more quickly and accurately in the construction of modern irrigation district,the importance and urgency of water measurement for the construction of irrigation districts were analyzed according to the current situation of water measurement.Meanwhile,this paper classifies and summarizes the commonly used water measurement methods in irrigation district,and analyzes the key technologies of water measurement in irrigation district.The research results can provide reference for the modernization transformation irrigation district in the future.