The american institute of geophysics said that his sensors had registered the explosion as an earthquake of 3.3 on the Richter scale.

The huge explosion in the port of Beirut has led to a crater of 43 metres in depth, has indicated this Sunday, a security source in lebanon, citing calculations made by French experts in pyrotechnics deployed in the field.

READ ALSO >> Accident or attack : what do we know about the origins of the explosion in Beirut ?

The blast occurred Tuesday more than 150 deaths and 6000 wounded, while dozens of people are still missing. It was caused by the explosion of a warehouse where were stored according to the lebanese Prime minister Hassan Diab 2750 tonnes of ammonium nitrate for six years “without measures of precaution”. The explosion “caused a crater of 43 meters deep”, according to the security source.

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An earthquake of 3.3 on the Richter scale

The american institute of geophysics (USGS), based in Virginia, had indicated that his sensors had registered the explosion as an earthquake of 3.3 on the Richter scale. For comparison, the explosion in 1962 of an atomic bomb of 104 kilotons on the site of nuclear test “Sedan” in Nevada (western United States), had dug a crater nearly 100 meters of depth.

The spectacular bombing that killed former Prime minister Rafik Hariri in 2005, was carried out with a van packed full of explosives, had left a crater at least ten meters in diameter and two meters deep, according to the website of the special Court international (STL).

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Lebanon : “The movement of dégagisme turned into a hatred of the political class,” Lebanon : clashes erupt between the forces of order and demonstrators in Beirut A ship of the French navy has left Toulon in charge of aid to Lebanon

Saturday, thousands of angry demonstrators against the ruling class accused of corruption, incompetence and negligence after the explosion, stormed briefly ministries and parade in the city centre of Beirut to scream revenge. They brandished bow of fortune symbolizing the rage against leaders.