Your Water

Inside Santa Cruz’s Water System

Clean, reliable drinking water is part of daily life in Santa Cruz, supported by a complex system of local watersheds, groundwater sources, treatment facilities, storage infrastructure, and dedicated staff working behind the scenes.

Take a deeper look at the water system itself — where your water comes from, how it is protected and tested, current water conditions, long-term supply planning, and the natural resources that sustain our community. Explore the pages below to learn more about our water sources, watershed stewardship, water quality, groundwater management, educational programs, and Loch Lomond Reservoir.