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News related to Lassen Volcanic Center.
Before there was a California Volcano Observatory or even a Long Valley Observatory, a tiny cabin in northern California housed the first full-time...
Since May 11, 2023, a series of M5+ earthquakes and aftershocks have rattled the area around Lake Almanor, a reservoir about 20 miles (32 km)...
How does hot water bring down volcanic slopes?
If you've noticed any changes to the earthquake counts released in CalVO's weekly updates, don't worry - some behind-the-scenes improvements to our...
USGS Volcanic Threat Assessment updates the 2005 rankings.
Take a virtual geologic tour in the USGS Geonarrative, Volcanic Landscapes.
USGS geologists Patrick Muffler and Michael Clynne published a new geologic field-trip guide for areas in and around Lassen Volcanic National Park in...
2015 marks the centennial of the May 22, 1915 explosive eruption of Lassen Peak.