The IWA ACHSW/EESS/CWR online workshop on Emerging Contaminants in Water was co-organized by International Water Association (IWA) Assessment and Control of Hazardous Substances in Water (ACHSW), Environmental Engineering Society of Singapore (EESS), Centre of Water Research (CWR) at Department of Civil and Environmental Engineering, National University of Singapore (NUS). The workshop serves as a platform