1. State Key Joint Laboratory of Environmental Simulation and Pollution Control, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
2. Laboratory of Water Pollution Control Technology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
3. University of Chinese Academy of Sciences, Beijing 100049, China
4. National Institute of Fundamental Studies, Hanthana Road, Kandy 20000, Sri Lanka
5. Department of Applied Earth Sciences, Uva Wellassa University, Badulla 90000, Sri Lanka
6. China-Sri Lanka Joint Research and Demonstration Center for Water Technology, Ministry of Water Supply, Meewathura, Peradeniya 20400, Sri Lanka
7. Department of Civil Engineering, University of Peradeniya, Peradeniya 20400, Sri Lanka
8. National Water Supply and Drainage Board, Katugastota 20800, Sri Lanka
9. Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100049, China