本文就黄淮之间、郑州以东的豫东平原水文地质概况、咸淡水分布规律与探测技术等给予简述,对在咸水区、地下水污染区打井取水过程中可能出现的问题进行浅析,并对成井措施提出了初步建议。1 豫东平原水文地质概况豫东平原是黄淮海平原的一部分,是在区域构造沉降带发 This article gives a brief description of the hydrogeology, the law of brackish water distribution and the detection technology in the Yudong Plain east of Huanghuai and Zhengzhou, and analyzes the problems that may occur in the saltwater and groundwater contaminated areas. And made some preliminary suggestions on well completion measures. 1 Overview of hydro-geology in the Yudong Plain The Yudong Plain is part of the Huang-Huai-Hai Plain and is subducted in the tectonic subsidence zone