大连市地下水环境质量状况及污染防治对策

摘要

This paper makes full use of the existing data on groundwater in Dalian City, based on the monitoring indicators of groundwater in Dalian city by using ArcGIS analysis, inverse distance weighted interpolation method to point data into surface data, the regional groundwater quality evaluation in Dalian city. According to the analysis of the data of 8 indicators of water quality and analysis platform based on ArcGIS space, get the evaluation of groundwater pollution in Dalian City, so as to obtain the administrative area of Dalian city groundwater exist different degree of pollution of the conclusion. Finally, through the research to the Dalian city groundwater pollution source and control present situation, proposed the countermeasure and the suggestion for prevention and control of groundwater pollution in Dalian city.%本文充分利用大连市已有地下水资料，通过对大连市地下水各项监测指标进行分析，利用 ArcGIS反距离加权空间插值法将点状数据转化为面状数据，进行大连市地下水质量的区域评价。根据地下水水质8项监测指标的分析数据，利用ArcGIS空间分析平台，得到大连市地下水污染评价图，从而得出大连市各行政区域地下水存在不同程度污染的结论。最后通过对大连市地下水污染来源和防治现状的研究，提出大连市地下水污染防治对策及建议。