Eventually, the Seattle area is due for a Richter-10 quake, along with a possible volcanic eruption.
The geological record shows ~300 years between such events; the last one was 350 years ago.
One reason I won't move to Seattle...until they get it over with.
Oughta reduce Bill Gates' property values some.
--Boris
I think it's Richter 9 that's expected, and that it's roughly every 500 years. We're not overdue, but we're in the timeframe now.