基于GIS的郑州市地下水功能评价

The GIS-based Functional Assessment of Groundwater in Zhengzhou City

借鉴国内外对地下水功能评价的相关研究成果,以郑州市地下水资源评价基本单元分区为基础,确定了地下水可持续利用的主要影响因子的评价指标和重要性等级.在MAPGIS支持下,完成了评价指标数据提取和集成,并进行了地下水功能的定量评价.

This article draws lessons from domestic and international on the groundwater function evaluation related research results. Based on the basic unit partition of Zhengzhou groundwater resources evaluation, the main factors and the levels of importance influencing the evaluation indexes for sustainable utilization of groundwater were identified. Under the MAPGIS support,the evaluation index data extraction and integration, and the groundwater function evaluation were completed.