California Water
Conditions

Real-Time Data
• Real Time Streamflow Conditions
• WaterWatch
• USGS Data Mapper

Groundwater
• Groundwater Data
• Groundwater Watch
• Regional Groundwater

Surface Water
• Surface-Water Data
• Surface-Water Watch

Water-Quality
• Water-Quality Data
• Water-Quality Mapper

Water Info via Email/Text
• WaterAlert
• StreaMail

Welcome to the California Water Science Center

The California Water Science Center (CAWSC) is one of 48 Water Science Centers in the Water Resources Discipline of the U.S. Geological Survey (USGS). The Water Science Center's mission is to collect, analyze and disseminate the impartial hydrologic data and information needed to wisely manage water resources for the people of the United States and the State of California.

The California Water
Science Center
• About the CAWSC
• Outreach
• Links

Cooperator Programs
• Partner with Us

Public Affairs
• Media

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