As requested from the No.3 Document is sued by the State Council in 2012, the ground water should be stictly managed andprotected , the groundwater should be monitored continuously and the overall usage and the water level monitoring of the groundwater shouldbe carried out. Based on the analysis of groundwater monitoring , development and utilization in China , this paper brought forward a set ofmonitoring assessment methods and evaluation principles, which is significant for supervisory assessment of the local groundwater.