I don't know if I've seen this phenomena before but I think we have a groundbreaking case of a thread that could actually be moved out of the RR and into the main forum and not the other way around.
We have a similar situation, although a bit more minor. Expect maybe a 4.0.
Notice the cluster of blue squares (earthquakes in the last day) toward the southern end of the San Andreas and then there were a few extending up to Northern California.
lol. just got back fishing from the Man-Sask border -- I'm on the Shield too. A bear was the biggest threat I could think of. Or maybe the tainted bacon scare...