Water Quality Security Evaluation and Prevention Measures for Water Supply Reservoir

Reservoir plays a more and more important role in water supply for city and countryside in our country. Therefore, ensuring the safety of water quality is really urgent requirement of people. In this article Duihekou reservoir of Huzhou for water supply is taken as an object for carrying out the research on evaluation of water quality and solution of pollution prevention. Base on the investigation on water quality from 2005 to 2008 and pollution source of reservoir, water quality, main pollution source, potential safety hazard, loading of pollution to reservoir are analyzed and researched. Simultaneously this article adopts water quality model for reservoir as technical method, calculates the value of pollution load that needs to be reduced for restoring the reservoir to aimed level of water quality, provides scientific proposals for pollution prevention, and pre-estimates the effect of practice as well.