Unified Interior Regions

Bright image from video camera along Sunset State Beach in Watsonville, CA, looking north. This bright image shows the brightest pixel values throughout a 10-minute video sequence. Learn more about the cameras and how we're using them to study coastal change

Wes Hildreth is an expert when it comes to studying the Long Valley Caldera. Here, he is standing on Tertiary basalt lava flows on the north rim of the caldera, view to the southeast with Lake Crowley visible in the center of the caldera, and McGee Mountain above the lake on the skyline.

Aerial view of Inyo Craters and Deer Mountain, California.

Mt. Konocti erupted during the most recent stage of volcanism (01. Ma to 10,000 years ago), and a future eruption from the same site would be devastating to the nearby inhabitants.

Video camera time-exposure 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.

The stories in the Dec. 2010 issue of Sound Waves:

https://archive.usgs.gov/archive/sites/soundwaves.usgs.gov/2010/12/

California Sea Otter Numbers Drop Again

Search for Evidence of Prehistoric Tsunamis and Great Earthquakes on Chirikof Island,

Dark image from video camera along Sunset State Beach in Watsonville, CA, looking northwest. This dark image shows the darkest pixel values throughout a 10-minute video sequence. Learn more about the cameras and how we're using them to study coastal change

The lake formed after an eruption occurred through a landslide deposit on the southeastern shore of the lake. Little Borax Lake is presently in the center of Buckingham Golf Course on the northern slope of Mount Konocti.

ZIP file (3.6 MB) contains three files when uncompressed: 

• an essential readme.txt file and
• model projections of two Southern California flooding hazard scenarios:
   - ARkStorm, and
   - January 2010 El Niño and Sea-Level Rise.

For more information, see