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 the utility, including water quality and water conservation. If you need information about your water service account, including billing and payments, visit the Finance Department's Water Customer Service page.
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.