In order to celebrate 21st World Water Day, UP in collaboration with the Center for Global Safe Water​ of EMORY University with support from Phnom Penh Water Supply Authority and Ministry of Health organized a conference on “World Water Day 2015”  on March 24th, 2015 at 9:00am, University of Puthisastra. This conference focuses on the importance of quality water, especially in the provision of health services in the Kingdom of Cambodia and the role of health workers in using safe and clean water. Moreover, it provides knowledge of the water to students of Faculty of Health Sciences as they will become professional doctors, who play a very important role to promote and encourage Cambodian people to use quality and clean water in the hospitals in the future.