Chengjiang fuxian lake is famous Chinese plateau lake, the geographical position is superior, the traffic is convenient, pleasant climate. Not only has excellent ecological environment, but also contains the rich water resources and tourism resources. But as the acceleration of urbanization and industrialization process, fuxian lake water quality problem increasingly linked to the future, become the key to economic development in question. This paper analyzes the fuxian lake pollution basis of reason, points out the fuxian lake treatment measures and these measures, this paper discusses the implementation effect of fuxian lake pollution prevention and control the problems and proposes the future more specific countermeasures.