Is Santa Rosa Tap Water Safe To Drink?

Yes! The tap water is safe to drink.

Yes. Tap water in Santa Rosa, California, is generally safe to drink and is treated to meet or exceed U.S. Environmental Protection Agency and California drinking water standards.

Find clean drinking water on your travels with our iOS app 🚰

Water Sources
Drinking Fountains

The city tests its water for bacteria, chemicals, metals, and other regulated contaminants. During a specific boil water notice or service interruption, residents should follow the city’s instructions until the notice is lifted.

Last checked: 2026-07-31

Source of Water in Santa Rosa, United States

Santa Rosa’s tap water comes primarily from the Russian River system through Sonoma County Water Agency. The water is collected from the Russian River and nearby reservoirs, including Lake Sonoma and Lake Mendocino, then treated and delivered to the city.

Santa Rosa also supplements this supply with water pumped from local groundwater wells. The city blends these sources and treats the water to meet state and federal drinking water standards.

Santa Rosa Drinking Fountains

Public drinking fountains in Santa Rosa are generally safe to use when they are connected to the municipal water system and properly maintained. The water is treated and regulated under California and federal drinking water standards.

Avoid a fountain that is visibly dirty, damaged, stagnant, or marked out of service, and follow any posted boil-water or water-quality advisories. Let the water run briefly before drinking, especially if the fountain has not been used recently.

Drinking Water Map

Here is a map showing all the locations of drinking water spots in Santa Rosa. You can click on each water drop to open the spot directly in Google Maps for directions. For easy access on the go, download our iOS app to find water fountains nearby.

Nearby Places

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.

Disclaimer

* The information provided on this website regarding the safety of tap water in Santa Rosa is sourced from reputable sources such as the World Health Organization (WHO), local water authorities, and the Environmental Performance Index (EPI) from Yale University. While we strive to ensure accuracy and reliability, it's important to note that water quality can vary over time and may be subject to factors beyond our control. Users are encouraged to verify the current water quality status with local authorities or consult additional resources before making decisions regarding water consumption. We disclaim any liability for actions taken based on the information provided on this website.