Unified Interior Regions

California

The Southwest Region includes California, Nevada, and Arizona. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions.

States L2 Landing Page Tabs

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Image of the front page of Sound Waves, Aug. 2011
March 22, 2019

Sound Waves, Aug. 2011

The stories in the Aug. 2011 issue of Sound Waves:

https://archive.usgs.gov/archive/sites/soundwaves.usgs.gov/2011/08/

USGS Arctic Ocean Research: A Polar Ocean Acidification Study

Three-Week Expedition Images Sediments Beneath the Gulf of Alaska

This dark image shows changes in pixels in a video image over 10 minutes.

Santa Cruz Cowells Beach video camera variance image

Video camera variance image at Cowells Beach in Santa Cruz, California, looking southward. Learn more about the cameras and how we're using them to study coastal change.

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A view from atop a coastal bluff looking at a sandy beach, waves, and ocean, dark shows no movement and light shows movement.

Sunset Beach Camera 1 Variance

Video camera variance image at Sunset State Beach in Watsonville, California, looking northwest. Learn more about the cameras and their imagery, and how we're using them to study coastal change.

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Santa Cruz Main Beach, El Nino

Photographs are of the Santa Cruz Main Beach before and after the December 11, 2014, “Super Soaker” storm that brought 2.5 inches of rain in just a few hours to Santa Cruz and 9 inches to Boulder Creek, along with big waves and swell. While the human eye may notice changes to the beach, ground-based lidar can create surface maps of precise elevation changes over time.

Infographic about the 2019 report "California's Exposure to Volcanic Hazards"

California's Exposure to Volcanic Hazards

Infographic about the 2019 report "California's Exposure to Volcanic Hazards"

Image of the front page of Sound Waves, July 2011
March 22, 2019

Sound Waves, July 2011

The stories in the July 2011 issue of Sound Waves:

https://archive.usgs.gov/archive/sites/soundwaves.usgs.gov/2011/07/

Alaska Sea Otter Expedition Investigates Coastal Health

Field Journal: Pacific Nearshore Project Alaska Expedition, Day 7 

This image shows the brightest pixel values captured during 10 minutes of video.

Santa Cruz Main Beach video camera bright image

Video camera bright image at Main Beach in Santa Cruz, California, looking eastward. Learn more about the cameras and how we're using them to study coastal change.

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