Abstract:Based on update information from 18 representative water quality monitoring spots in Shuangcun karst water system, considered hydrogeological conditions, 10 valuated factors are choosed. According to underground water quality standard, using fuzzy mathematic theory, the underground water environmental quality has been comprehensively valued. The results are as follows: the underground water environment is relatively good in most areas, and bad in some parts; the distribution characteristics of the environme...