In order to maintain the water quality of 3 outlying island countries (Penghu, Kinmen and Lienchiang County), Taiwan EPA promote “Environmental Water Quality Improvement Master Plan project” form 2012 to 2017, to enhance the outlying island living, environmental quality and to advance the health of people, and preserve environmental resources and the pursuit of sustainable development.. In order to extend the results of “Environmental Water Quality Improvement Master Plan project”, Taiwan EPA promote “The pollution investigation and management in outlying island area project” in 2012, to develop the strategies of outlying island water quality improvement. And hold a meeting to confirm the target and strategy, to achieve feasible and effective reservoir water quality improvement methods. According to the water quality of outlying islands, to individually investigate the main reason which cause the water pollution of Penghu, Kinmen and Lienchiang County, and select the important reservoir. Then estimate the amount of pollution, including the external point source pollution, non-point source pollution, and the the reservoir internal load, to assess the main reason of the deterioration of the water quality of the important reservoir. According to the reason of pollution, develop the pollution reduction strategy, and estimate the project budget and benefit, to provide reference of strategy development to government organization. In Appendix IV, there are including every city’s key Reservoir pollution reduction strategy, timetables and funding.

Watershed Management;nonpoint source pollution;best management practice