Random philly anon here. Just had a small earthquake. Booms?
https://www.emsc-csem.org/#2
nope. im outskirts philly. trees. felt as far as NJ and NY. seems relevant?
Were bedrock here…. we dont get many shakes… seems strange.
Source says usgs
https://www.emsc-csem.org/Earthquake/earthquake.php?id=901071