The 4th international Conference on Water Pollution and Treatment (ICWPT) 2019 will provide a forum for researchers and practitioners in the field to share ideas, designs, and experiments. Participation from academia, industry and government is welcome. ICWPT 2019 invites submissions of technical papers (at least 5 pages) for oral and poster presentations, the deadline for submission is May 15, 2019. Topics that will be discussed include the…