Is City of San Marino Tap Water Safe To Drink?
Yes! The tap water is safe to drink.
Tap water in the City of San Marino, California, meets all state and federal drinking water standards set by the EPA and California State Water Resources Control Board.
The water is regularly tested for contaminants, including bacteria, lead, and chemical pollutants, ensuring safety and compliance with health regulations.
Residents receive annual water quality reports detailing test results, confirming that the tap water is safe to drink without additional treatment.
Last checked: 2025-04-25
Source of Water in City of San Marino, San Marino
The main sources of tap water in San Marino are imported water from the Metropolitan Water District of Southern California.
Additionally, local groundwater wells supplement the water supply, providing a reliable source during dry periods.
These combined sources ensure a consistent and safe water supply meeting all regulatory standards for residents.
City of San Marino Drinking Fountains
Public drinking fountains in San Marino receive water from the municipal supply, which meets all safety and quality standards.
Fountains are regularly maintained and tested to prevent contamination and ensure safe drinking water for public use.
Users can safely drink from these fountains as long as standard maintenance and sanitation protocols are followed by the city.
Drinking Water Map
Here is a map showing all the locations of drinking water spots in City of San Marino. You can click on each water drop to open the spot directly in Google Maps for directions.
Nearby Places
(16 km)About the Author
Hi, I'm Emily Hartman, a researcher and water quality specialist with a background in public health.
I've spent the last few years studying how everyday water systems impact our health, and I'm passionate about making that information clear and useful for everyone.
Safe, clean tap water isn't just my job — it's something I truly care about.