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Mount Etna located on the east coast of Sicily is classified as a stratovolcano and is the tallest active volcano in Europe at 3,329 m (10,922 ft). It remains one of the most active and dangerous volcanoes in the world. A major eruption of Etna and other volcanoes close to large cities such as Messina and Catania would be devastating to people, property, infrastructure, the environment, and the global economy.
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MOUNT ETNA EMITS LAVA: FEB. 19, 2013
MOUNT ETNA ERUPTS AGAIN
February 19, 2013
Mount Etna emits lava flow in the early hours of
February 19, 2013
MOUNT ETNA
Mount Etna is the result of convergence between the African and Eurasian Plates.
MOUNT ETNA
Mount Etna, an active stratovolcano on the east coast of Sicily and the tallest active volcano in Europe at 3,329 m (10,922 ft), is close to Messina and Catania.
Mount Etna, one of the most active volcanoes in the world,
has been in an almost constant state of activity for years.
MOUNT ETNA: 2008
ETNA: ONE OF WORLD’S DANGEROUS VOLCANOES
A major eruption of Etna and other volcanoes close to major population centers would be devastating to people, property, infrastructure, the environment, and the global economy.
LOCATIONS OF DANGEROUS VOLCANOES
COMMUNITIESCOMMUNITIESCOMMUNITIESCOMMUNITIESDATA BASES DATA BASES AND INFORMATIONAND INFORMATIONDATA BASES DATA BASES AND INFORMATIONAND INFORMATION
HAZARDS: GROUND SHAKING GROUND FAILURE SURFACE FAULTING TECTONIC DEFORMATION TSUNAMI RUN UP AFTERSHOCKS
• VOLCANO HAZARDS
• BLDG. INVENTORY• VULNERABILITY• LOCATION
VOLCANO RISK VOLCANO RISK
RISK
ACCEPTABLE RISK
UNACCEPTABLE RISK
GOAL: VOLCANO GOAL: VOLCANO DISASTER RESILIENCEDISASTER RESILIENCE
• PREPAREDNESS• PROTECTION• EARLY WARNING• EMERGENCY RESPONSE• RECOVERY and RECONSTRUCTION
POLICY OPTIONSPOLICY OPTIONS
LATERAL BLAST
VOLCANIC
ERUPTIONS
VOLCANIC
ERUPTIONS
PYROCLASTIC FLOWS
FLYING DEBRIS
VOLCANIC ASH
LAVA FLOWS
LAHARS
TOXIC GASES
CAUSES OF RISK
CAUSES OF RISK
CASE HISTORIESCASE HISTORIES
VOLCANO CHAITEN: CHILE; MAY 3, 2008
MOUNT MERAPI: INDONESIA
INDONESIA’S MOUNT MERAPI ERUPTS ON MAY 15, 2006
• Mount Merapi emitted lava, debris, and a pyroclastic flow or cloud on May 15.
MOUNT SOMMA-VESUVIUS
• Location: Bay Naples, east of the city of Naples, Italy
http://en.wikipedia.org/wiki/Image:Naplesbay01.jpg
MDA Federal’s NaturalVue 2000. 6011 Executive Blvd, Suite 400, Rockville, Md, 20852
MOUNT VESUVIUS: ITALY
MOUNT FUJI: JAPAN
NEVADA DEL RUIZ: COLOMBIA
MOUNT RAINIER: WASHINGTON (USA)
MOUNT RAINIER: LAHAR SIMULATION
MOUNT RAINIER: LAHAR SIMULATION
MOUNT RAINIER: LAHAR SIMULATION
POPOCATEPL: MEXICO
NYIRANGONGO: DEMOCRATIC REPUBLIC OF CONGO
Mt. St. Helens – prior to the 1980 eruption
Mt. St. Helens (after the 1980 eruption)
Krakatau • Location: between Java and Sumatra • Date: 26-27 August, 1883 • Time: 2610:02 am (GMT)-The big one!
http://www.geology.sdsu.edu/how_volcanoes_work/Krakatau.htmlhttp://www.geology.sdsu.edu/how_volcanoes_work/Krakatau.html
SHOULD WE BE THINKING ABOUT ANOTHER KRAKATOA ERUPTION ?
!
Krakatoa: Pre-1883 Eruption Anak Krakatoa—Son of Krakatoa
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