However, there is a strong negative perception on using treated wastewater for domestic applications such as lawn irrigation, car washing, or indirect potable reuse among the consumers. Although wastewater has been treated to a level that is fit for drinking, consumers, especially public, do not have a complete understanding of treatment techniques for reusing wastewater and find these ?EUR??,,????'??toilet to tap?EUR??,,????'??? projects unacceptable.

State water authorities and manufacturers feel that educating end users by highlighting the benefits of reusing water would help change this perception.