Images

USGS booth at the 2024 Lake Tahoe Summit. Shown are Zachery Hood (left) and Sara Doyle (right) of the Nevada Water Science Center. Also present were Joseph Nawikas of the California Water Science Center and Ramon Naranjo of Nevada. (Photo by Ramon Naranjo.)

Distance shot of crown gathered for the 2024 Lake Tahoe Summit. Lake Tahoe Summit attendees listen to opening remarks from U.S. Senator Catherine Cortez Masto from Nevada.

Mount San Jacinto after some winter storms and the windmills. Mount San Jacinto forms the southern border of the San Gorgornio Pass in California.

The figure shows the locations of the San Gorgonio Pass groundwater monitoring network and planned well sites.

Lilium pardalinum, or California Tiger Lillies, found along Squirrel Creek in the Plumas National Forest.

Lilium pardalinum, or California Tiger Lillies, found along Squirrel Creek in the Plumas National Forest.

Shown clockwise from top left are: 1] setting up mast to support the station components, 2] installing data logging and transmitting equipment, 3] attaching solar panel and antennae, 4] finished assembly.

Soil monitoring station installation team, with personnel from USGS and USDA, at Squirrel Creek installation site. 

USGS Hydrologist Jim Howle checks data logging and transmission components using a laptop computer.

USGS team in front of Squirrel Creek monitoring station in California's Plumas National Forest.

USGS scientists attaching solar panel and antennae to soil moisture response unit.

A team member helps dig the pit for the soil moisture sensors in the Plumas National Forest in California. Inset: close-up of soil removed from Squirrel Creek pit. 

Panorama of area near Squirrel Creek soil moisture response unit installation in California's Feather River watershed.

Soil moisture sensors positioned in pit at different depths. Inset: close-up of sensor showing the two probes that gather the data.

Photograph of a LoRa-cellular gateway antenna tower near Quincy California, in the Feather River watershed.

CAWSC Booth at Spring 2024 ACWA Conference. The Association of California Water Agencies (ACWA) spring conference took place May 7-9 in downtown Sacramento at the SAFE Credit Union (formerly Sacramento) Convention Center. 

Physical Scientist Emily Richardson discusses her research at 2023 IEP workshop.

The Sacramento-San Joaquin River Delta and San Francisco Bay collectively make up the "Bay-Delta." Much of the fresh water used for agriculture, municipal and industrial use in central and southern California passes through the Delta, where it is subjected to tidal forcing and other inputs that impact its quality. 

The Sacramento-San Joaquin River Delta and San Francisco Bay collectively make up the "Bay-Delta." Much of the fresh water used for agriculture, municipal and industrial use in central and southern California passes through the Delta, where it is subjected to tidal forcing and other inputs that impact its quality. 

The Santa Ana River is the largest river entirely within Southern California in the United States.

Map of dams being removed on the Klamath River. The world's largest dam removal is underway along the mainstem Klamath River. Dam removal aims to restore threatened and endangered salmon fisheries, the economy, and the way of life of local communities and Indigenous Tribes, especially the Yurok and Karuk, who depend on those fisheries.