SurvivalBlogs.org | Preparedness News & Information
A magnitude 3.4 earthquake near Fall City the evening of Dec. 18 has been followed by a few aftershocks, one of which had a magnitude of 3.0.
The PNSN plans to monitor the MLS Cup Finals in Seattle on Sunday, Nov 10, 2019. Return to this blog for updates as the experiment is installed and gets underway.
Help us figure out how Seattle’s unique geography affects earthquake shaking.
Additional Info is available for this earthquake, via its event page.
The swarm that started late on July 7 really got hopping on July 9 at about 9am PDT (16:00Z). This swarm looks similar to previous ones near Mount Hood.
A completely redesigned tremor location program and web interface is now available. The hourly tremor plots have been discontinued.
I made some significant errors in my last post on ETS. I try to correct these here.
Current ongoing Puget Sound deep tremor is probably NOT a real, classic ETS. There are several reasons why we think so.
To be tremor, or not to be tremor. That is the question...
Comparing earthquake and volcano early warning systems from a lay perspective.