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정종흡(Jong Heub Jung),신정식(Jung Sik Shin),김교붕(Kyo Bung Kim),이상수(Sang Su Lee),나규환(Kyu Hwan Ra) 한국환경보건학회 2000 한국환경보건학회지 Vol.26 No.1
Branch rivers of Han-river contribute significantly to the pollution and eutrophication that have caused drastic changes to the ecosystem of Han-river. In Tanchun, two sewage treatment plants have been operated and their drain water have significantly affected Tanchun water quality. Here we investigate on the pollution change of Tanchun that has affected Han-river. The results were as follows : 1. Attribution to elevate water pollution concentrations of Han-river by Tanchun were T-P, BOD, T-N, COD in orders. 2. The highest loading pollutant in Han-river by Tanchun rated about 2 times by T-P. 3. In the downstream of Tanchun was low self-purification than upstream. 4. The most affected Tanchun water quality was Tanchun treatment plant in the downstream of Tanchun.