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In this section you will find California Water Science Center news and events. To receive our quarterly newsletter, "California Waters," sign up here. 

Filter Total Items: 122
Ecosystem Engineering Impacts of Water Primrose in the Sacramento-San Joaquin Delta

Ecosystem Engineering Impacts of Water Primrose in the Sacramento-San Joaquin Delta

Many non-native fish, invertebrates, and plants have colonized the Delta over the past century. Included among these species is the water primrose (Lu...

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Scientists Study Selenium Hazard in the Salton Sea Environment

Scientists Study Selenium Hazard in the Salton Sea Environment

In the past decade, Salton Sea water elevation has declined due to drought, lining of canals, and changes to management of the Colorado River. This...

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USGS Unveils Mobile Flood Tool for the Nation

USGS Unveils Mobile Flood Tool for the Nation

The U.S. Geological Survey announced Friday the completion of a new mobile tool that provides real-time information on water levels, weather and flood...

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Invasive Mussel Species Impacts the Food Web in Lake Mead

Invasive Mussel Species Impacts the Food Web in Lake Mead

In an article for the journal Science of the Total Environment, USGS scientists and others discuss the impact of invasive quagga mussels on the...

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How Changing Climate Will Impact the Flow of Sediment to the San Francisco Bay‐Delta

How Changing Climate Will Impact the Flow of Sediment to the San Francisco Bay‐Delta

The health of the San Francisco Bay‐Delta depends on a sediment supply that has been recently declining due to sediment trapping in upstream...

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Scientists Collect Water Quality Data Prior to Wastewater Treatment Plant Upgrades

Scientists Collect Water Quality Data Prior to Wastewater Treatment Plant Upgrades

The Sacramento Regional County Sanitation District (Regional San) is currently completing major upgrades to its wastewater treatment plant. In...

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USGS Participation in Annual Lake Tahoe Summit

USGS Participation in Annual Lake Tahoe Summit

The USGS Nevada and California Water Science Centers participate in annual Lake Tahoe Summit

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Scientists Launch Two-Pronged Approach to Map Cyanotoxins in Bay-Delta

Scientists Launch Two-Pronged Approach to Map Cyanotoxins in Bay-Delta

Over the last few decades the Sacramento-San Joaquin River Delta has experienced declines in phytoplankton productivity and a shift in species...

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Study to Commence on the Effects of Wildfires and Fire Retardants in California Watersheds

Study to Commence on the Effects of Wildfires and Fire Retardants in California Watersheds

California Water Science Center Research Chemist Dr. Charles Alpers will commence a study on assessing the effects of wildfire and fire retardants on...

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USGS Responds to Spring Flooding

USGS Responds to Spring Flooding

U.S. Geological Survey field crews are measuring flooding across the country as spring weather is in full swing. Warming temperatures, increased...

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Modeling Water Supply and Demand in the Transboundary Rio Grande to Support Long Term Management Strategies

Modeling Water Supply and Demand in the Transboundary Rio Grande to Support Long Term Management Strategies

Changes in population, agricultural practices, and climate are increasing demands on available water resources, particularly groundwater, in the...

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California Groundwater Wells Receive Grades for Improvement and Degradation

California Groundwater Wells Receive Grades for Improvement and Degradation

In California, groundwater is a major source for drinking and other uses. Identifying where groundwater quality is getting better or worse is...

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