... contribute and improving the water quality model for Cau River, we carried out the research: Preliminary assessment and simulation of the water quality of Cau River, Bac Ninh province by mathematical ... VNU. JOURNAL OF SCIENCE, nat., Sci., & Tech., T.xxI, N02, 2005 5 PRELIMINARY ASSESSMENT AND SIMULATION OF THE WATER QUALITY OF CAU RIVER, BAC NINH PROVINCE BY MATHEMATICAL MODEL Luu ... base on the earlier documents. • Modeling method by QUAL2E model [5, 6]. 3. Results and discussion 3.1. Water quality assessment of Cau River, Bac Ninh Province Table 1. Results of water quality...