By Jenia Mukherjee and Amrita Sen Jenia Mukherjee and Amrita Sen reflect on multiple ways of knowing, experiencing and engaging with wastewater in East Kolkata Wetlands (India). This plurality offers original insights into a provocative question: is wastewater always toxic, polluting and hazardous? A new post of the series “Reimagining, remembering, and reclaiming water: from extractivism to commoning”.