California Water Science Center


The California Water Science Center is dedicated to developing learning opportunities in water science for all audiences, including K-12 youth, college students, and the larger scientific community. Our scientists participate in a number of programs and events that promote diversity and provide opportunities for everyone to learn more about water science

Teacher's Resources for Water Education


The USGS Water Science School offers many resources to teachers help teach students all about water.

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How Streamflow is Measured

How Streamflow is Measured

The USGS operates over 8,200 continuous-record streamgages that provide streamflow information for a wide variety of uses. 

How streamgages work
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Date published: April 22, 2019
Status: Completed

USGS Participates in Earth Day Festivities on Alcatraz Island

On April 20th, the USGS California Water Science Center (CAWSC) participated in annual Earth Day festivities on Alcatraz Island in San Francisco Bay. Involvement in the event included science presentations on the island, demonstrating the ongoing research of the USGS Estuarine Hydrodynamics and Sediment Transport team based in Sacramento.

Contacts: Steve Ackley