Discover the Regional Wastewater System
The Metro System is a regional wastewater collection, treatment, and disposal system serving participating agencies throughout the San Diego region. Through a collaborative partnership between the Metro JPA participating agencies and the City of San Diego, the system supports reliable wastewater treatment and long-term regional planning.
System Map
View maps of the regional wastewater system, including major facilities, participating agencies, and key infrastructure components
Metro Facilities
Learn about the major treatment and wastewater facilities that support the regional system, including facility functions and operational roles.
Additional Resources
Access additional information, educational materials, sustainability resources, and related City of San Diego regional wastewater content.