America’s Volcanoes

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Feb 26, 2008 09:28 PST Volcano Alert Level NORMAL - Aviation Color Code GREEN
Two small earthquakes were detected in the Long Valley area since the last update on February 25, 2008. Both events were located in the Sierra Nevada south of the caldera and [...]

Current Long Valley status from LVO:
Only one earthquake was detected in the Long Valley area since the last update on February 20, 2008. The event, a magnitude, M=1.1, was located in the Sierra Nevada west of Mammoth Lakes near Devils Postpile National Monument

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Feb 21, 2008 10:54 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
Only one earthquake was detected in the Long Valley caldera area since the last update on February 20, 2008. The event, a magnitude, M=1.1, was located in the Sierra Nevada south of [...]

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Jan 10, 2008 11:17 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
The real-time detection system located one small earthquake in the Long Valley caldera area since the last update at 11:23 AM on January 9. The event, with magnitude below 2.0, was located [...]

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Jan 9, 2008 11:23 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
The real-time detection system located three small earthquakes in the Long Valley caldera area since the last update at 10:33 AM on January 8. The events, all with magnitudes below 2.0, were [...]

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Dec 10, 2007 14:11 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
Since the last report at 10:24 AM PST on December 7, the real-time detection system registered five small earthquakes in the Long Valley region. All were located in the Sierra Nevada south [...]

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Dec 5, 2007 13:15 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
Since the last report at 10:41 AM PST on December 4, the real-time detection system registered no earthquakes in the Long Valley region.

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Nov 28, 2007 10:05 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
Since the last report at 9:37 AM PST on Nov. 27, the real-time detection system registered only one earthquake in the Long Valley region. The event, a magnitude M=1.0, was located south [...]

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Nov 27, 2007 09:37 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
Since the last report at 1:09 PM PST on Nov. 26, the real-time detection system registered four earthquakes in the Long Valley region. The events, all magnitude M

Current Long Valley status from LVO:
Long Valley Caldera Daily Update issued Nov 20, 2007 09:51 PST Volcanic-Alert Level NORMAL - Aviation Color Code GREEN
Since the last report at 2:58 PM PST on Nov. 19, the real-time detection system registered only two earthquakes in the Long Valley region. The events, the largest a magnitude 2.0, were [...]