Providing scientific understanding and data about California surface-water resources for irrigation, public supply, ecosystems and more
Using interdisciplinary science to assess and quantify the availability and quality of California's groundwater resources
Measuring and Monitoring
Hydrologic data for water management decisions and protection of life and property
California Oil, Gas, and Groundwater
Working in partnership with state and federal agencies to answer questions about the effects of oil and gas on groundwater
Closely monitoring the effects of drought in California through data collection and research
Advanced Capabilities and Research
Continually developing tools and technical capabilities to meet the ever-changing demands
California Water Science Center
The U.S. Geological Survey, California Water Science Center (CAWSC) provides reliable, impartial, foundational data and scientific analysis to address water issues facing California today. We conduct hydrologic monitoring and investigative studies in partnership with Federal, State, and local agencies to assist them in managing California's water resources.
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Partnering with Us
The USGS partners with local, state, and other federal agencies to provide scientific information needed by water-resources managers across the Nation.
California Water & Drought Data
Basic hydrologic data collection, processing, analysis, dissemination, and archiving are major parts of the California Water Science Center program.