This final report provides a descriptive summary, including detailed technical data, of a project under which an innovative water purification system developed by Alron Industries of Rochester, New York, was tested for effectiveness in removing a variety of inorganic and organic contaminants. This project was funded by NSF in order to obtain verification of selected product performance parameters by an independent, scientifically recognized organization, as a means of influencing the future commercial development and marketing potential of the tested system. The system employs ozone treatment to remove bacteria, viruses, and chemical.