83% of US Households Are Connected to Public Wastewater Systems
Matthew Gray
December 13, 2025
Public Wastewater infrastructure plays a central role in sanitation, public health protection, and environmental management in the United States. National data show that most households connect to public systems, yet millions remain outside modern networks due to geography, governance, and cost. Those gaps shape health risks, environmental exposure, and access to tools such as wastewater-based