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노현웅,김수생 동아대학교 환경문제연구소 1997 硏究報告 Vol.20 No.1
This survey was performed to measure the concentration of pollutants in discharging water from nightsoil treatment plants in ChungNam area. This study was carried out quarterly on a season, 1996. This summarized results were as follows ; 1. The measured concentration were BOD 1.4-160.0mg/l(average 21.7mg/l), SS 0.4-342.0mg/l(average 26.8mg/l), T-N 9.72-250.0mg/l(average 74.88mg/l), T-P 0.03-10.32mg/l(average 2.43mg/l) and E. Coli was unsuitable about 6.7%. 2. ADS (Aerobic Digestion System) and DES(Decompressed Evaporation System) + ADS is necessary to set the Suspended Solid removal equipment immediately. 3. LCS(Liquidphase Corrosion System) is necessary to set the Nitrogen removal equipment immediately.