California quake 5.2
–Was not on any known fault lines -
https://www.youtube.com/watch?v=NAJs7klYTug
Some people notified before hand via earthquake app.
Some people notified beforehand without earthquake app. EBS ??
Some people with or without earthquake app not notified at all.
https://abc7.com/post/what-is-myshake-app-people-alerted-shaking-ahead-52-earthquake-kern-county/15154259/
Makes me think of–https://en.wikipedia.org/wiki/11_November_2018_Mayotte_seismic_event