Rockaway (USA)
Was a loud bang, like thunder, and rumbling. House shook. Upset the dogs+2
Lake Telemark (USA)
Felt the house shake and there was a huge noise. I thought something smacked into the side of the house.+2
Wharton (USA)
Thought it was a very loud thunder clap+1
Boonton (USA)
I sounded like a boom. Not piercing. You could feel your chair vibrate+2