The purpose of this study was to investigate the difference in water law and drinking water standards in Korea and five other countries. The documentary research method was used for this study and the Dong-A newspaper(1920-1993), journal and book related water pollution law were used as an analysis data. The results can be summarized as follow: 1. Law related water pollution in Korea was legislated last and characterized by frequent law revision in comparison with other countries. 2. Drinking water standards in Korea was strict in standard item and standard value.