The acid rain monitoring net of Tao-Yuan county has began to set up since the end of 2004. The monitoring net included the Shin-Wu , Chong-Li, Tao-Yuan, Long-Tan and Fu-Shin. In this year, this project plans to sustain the sampling of acid rain and continuously Investigated the influence of acid rain to water areas. The goals of this plan are shown as follows: Set up long-term acid rain database , in order to grasp the distribution of space-time and change of the large intensity of regional acid rain of peach garden. Analyse domestic acid rain secular trend of intensity lower distribution of quantity instead of Shen, probe into it is it make working dependence of effect to defend in air pollution with Environmental Protection Agency, in order to understand that it carries out benefit. Investigate that the domestic water areas water quality (collect water district such as the crossdrift reservoir ) is lowered situation influenced by sour Shen, in order to grasp the change of environmental quality.

Acid rain,wet deposit amount