Mammoth Mountain volcano (California, USA) activity update
Mon, 21 Jan 2013, 07:3407:34 AM | BY: T
A small earthquake swarm occurred at Mammoth Mountain during 14-20 Jan and seems to have ended.
Time and depth of recent earthquakes under Mammoth Mountain
Sun, 6 Jan 2013, 10:11
A small seismic swarm occurred between 4-5 January with quakes at depth of 12-15 km. ... Read all
Fri, 28 Dec 2012, 08:50
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