Development of an attached growth reactor for NH^sub 4^-N removal at a drinking water supply system in Kathmandu Valley, Nepal

• Published in: Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering Vol. 47; no. 5; p. 734
• Main Authors: Khanitchaidecha, Wilawan, Shakya, Maneesha, Nakano, Yuichi, Tanaka, Yasuhiro, Kazama, Futaba
• Format: Journal Article
• Language: English
• Published: Philadelphia Taylor & Francis Ltd 15.04.2012
• Subjects: Drinking water; Energy efficiency; Groundwater; Reactors; Water supply; Water treatment; Nepal

Higher concentrations of ammonium (NH...-N) and iron (Fe) than a standard for drinking are typical characteristics of groundwater in the study area. To remove NH...-N and Fe, the drinking water supply system in this study consists of a series of treatment units (i.e., aeration and sedimentation, fil...