Monitoring well comprehensive investigation and evaluation method and system based on multi-source data and medium

The invention discloses a monitoring well comprehensive survey evaluation method and system based on multi-source data and a medium, and the method comprises the steps: obtaining influence factors of the groundwater environment monitoring precision of a monitoring well through big data retrieval, screening the influence factors, selecting a data source through the screened influence factors, obtaining monitoring well survey data, and obtaining the monitoring well survey data; performing comprehensive evaluation on the monitoring well by combining the survey data with the basic information of the monitoring well through a fuzzy comprehensive evaluation method; the monitoring performance of the monitoring wells is judged according to comprehensive evaluation of the monitoring wells, and maintenance suggestions are generated according to the monitoring performance of the monitoring wells; and based on the comprehensive evaluation result of the single monitoring well in the target area, screening the monitoring w