Distribution characteristics of high-fluoride and high-arsenic groundwater and countermeasures in Huzhou area of Zhejiang Province

摘要

Huzhou area consists of HuzhouCity, Nanxun, linghu and Wuzhen, located in the part of the Yangtze River Delta at the junction of Zhejiang, Anhui, Jiangsu and Shanghai provinces. Regional landform can be generally divided into two types: the eastern water networks plains and western hilly mountains. According to the occurrence conditions, water physical properties, hydraulic characteristics of groundwater, groundwater in the area can be divided into three types: loose rock pore water, karst water and bedrock fissure water.