k310
7 hours ago
"seconds to two minutes"
Two minutes would be useful.
But who even knows what to do when one strikes? Here are some links to useful info.
https://www.usgs.gov/faqs/what-should-i-do-during-earthquake
https://www.ready.gov/earthquakes
https://www.cdc.gov/earthquakes/safety/stay-safe-during-an-e...