Abstract

A recent study alert us about the presence of named by authors as “superpathogens”, microorganisms detected in Wastewater Treatment Plants operated by biological technologies. These bacteria should provoke healthy problems by our society forgotten the undoubted benefits obtained from the biological treatment of urban wastewater and sending to citizen confusing messages. This article of opinion wants to make several reflections about this subject: biological treatment of urban wastewater is a safe technology and the first system to obtain a sustainable environment. Moreover, healthy benefits associated to biological treatment of urban wastewater exceeds always hypothetical disadvantages.

Keywords:Wastewater; Wastewater Treatment Plant (WWTP); Biological treatment; Pathogens in wastewater; Reclaimed wastewater