The City of Signal Hill maintains the production, distribution, administration, and customer service of the water system. Visit the City's Water page for more information about signing up for new service, water quality, and water conservation.
The sewer system that serves the City of Signal Hill is owned and maintained by the Sanitation Districts of Los Angeles County. Visit their website to learn more about services, projects, and other information regarding sewer operations in Signal Hill. Be sure to check out this guide (PDF) to properly disposing of FOG - Fats, Oils and Grease.