The bomb blast in Beirut looks same as first atomic bomb test. It created about 3.3 rector scale earth quake.

https://www.history.com/this-day-in-history/the-first-atomic-bomb-test-is-successfully-exploded

Present bomb at Beirut.


https://www.odt.co.nz/star-news/star-international/thousands-casualties-deadly-beirut-blast