Large bang just now - east London / Essex??

[StevieBee]

About 10 mins ago in Danbury, heard a big bang from outside. Mates in Havering and Ilford also heard it!

[CustardOnChips]

Just had it in Ely a few minutes ago.

I think it was a sonic boom.

[mjcneat]

Sonic boom - https://metro.co.uk/2021/01/12/massive-explosion-c...

[Scrump]

See here:
https://www.pistonheads.com/gassing/topic.asp?h=0&...