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Mammoth Mountain volcano (California, USA) activity update

Sun, 6 Jan 2013, 10:11
10:11 AM | BY: T
Time and depth of quakes near Mammoth Mountain during the past days
Time and depth of quakes near Mammoth Mountain during the past days
A small seismic swarm occurred between 4-5 January with quakes at depth of 12-15 km.

Previous news

Fri, 28 Dec 2012, 08:50

Mammoth Mountain (California, USA): another small seismic swarm

Time and depth of quakes near Mammoth Mountain
Another (weak) earthquake swarm has started yesterday evening at Mammoth Mountain. Most quakes are at about 20 km depth in an area 5 km SW of the mountain. ... Read all
Fri, 16 Nov 2012, 08:45

Mammoth Mountain volcano (California, USA (mainland exept Alaska)) activity update

Time and depth of quakes near Mammoth Mountain during the past days
Another small earthquake swarm has occurred between 14-16 Nov. Such seismic activity falls into the normal behaviour of an active caldera system, and should not be seen as indicator of new eruptions to be expected in the near future. USGS who monitor their volcanoes very carefully maintain alert level green (normal) for Long Valley and Mammoth Mountain. ... Read all
Show more
lava domes 3369 m / 11,053 ft
California, USA, 37.63°N / -119.03°W
Current status: normal or dormant (1 out of 5) Mammoth Mountain volcano eruptions:
1260 ± 40 years
Typical eruption style
effusive
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