Video Animation: Brawley, CA Earthquake Swarm October 1, 2012 | Arizona Geological Survey on YouTube The Arizona Geological Survey has prepared a video animation of the earthquake swarm that occurred... Monitoring Earthquakes in Arizona March 16, 2012 | AZGS on YouTube Geologist Dave Brumbaugh and seismic technician Lisa Linville, both of the Arizona Earthquake Information Center,... Earthquake Hazard Maps and Surprise Earthquakes September 2, 2012 | University of Missourii "Three of the largest and deadliest earthquakes in recent history occurred where earthquake hazard maps... Does Arizona Have Earthquakes? October 4, 2012 | Arizona Geological Survey "Each time an earthquake occurs in Arizona, the news media and public asks, “Does Arizona... Colorado Earthquakes: Interesting Visit to a Trenching Study August 21, 2012 | YouTube This video by the Colorado Geological Survey covers both natural and human induced earthquakes that... Caribbean Earthquake History February 6, 2012 | USGS "Earthquakes have been documented in the northeastern Caribbean since the arrival of Columbus to the... M4.0 Earthquake near Hollis Center, Maine October 16, 2012 | USGS Earthquake Hazards Program Felt earthquakes in Maine are unusual. USGS reports that a M4.0 earthquake occurred today... Numerous M4 to M5.4 Earthquakes Near El Centro, CA August 26, 2012 | USGS USGS has reported several earthquakes between M4.0 and M5.4 south of Salton Sea near El... |