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Preliminary magnitude 5.5 earthquake reported 157 miles west of Ferndale, CA (Original Post) Hissyspit Apr 2015 OP
Earthquakes affecting California... chillfactor Apr 2015 #1
Near the Mendocino fracture zone? Just a guess alfredo Apr 2015 #2
You do realize earthquakes happen everyday in California don't you? still_one Apr 2015 #3
And almost hourly at that . . . Journeyman Apr 2015 #8
hopefully, they are slowly releasing pressure still_one Apr 2015 #10
And only moments prior to that 2naSalit Apr 2015 #4
@BreakingNews: Preliminary magnitude 4.1 earthquake strikes 14 miles SE of Sandpoint, Idaho Hissyspit Apr 2015 #5
That's interesting. 2naSalit Apr 2015 #6
I've wondered that too. I think many of them must be connected. Lodestar Apr 2015 #7
and I wonder 2naSalit Apr 2015 #11
Someday... nikto Apr 2015 #9
Here are a couple of more, warning very graphic! mrdmk Apr 2015 #12

chillfactor

(7,573 posts)
1. Earthquakes affecting California...
Thu Apr 23, 2015, 10:04 PM
Apr 2015

always scare the beejibees out of me...my first question is "Is this the precursor to the 'big one'?"

Hissyspit

(45,788 posts)
5. @BreakingNews: Preliminary magnitude 4.1 earthquake strikes 14 miles SE of Sandpoint, Idaho
Thu Apr 23, 2015, 11:06 PM
Apr 2015

@BreakingNews: Preliminary magnitude 4.1 earthquake strikes 14 miles SE of Sandpoint, Idaho; no reports of major damage - @USGS http://t.co/qutPEVjBiY/s/e_Y6

2naSalit

(86,354 posts)
6. That's interesting.
Thu Apr 23, 2015, 11:38 PM
Apr 2015

I was wondering if there will be some kind of reverberation-like occurrences following yesterday's volcanic activity in Chile. I wonder. I mean, that was a hefty blowout. I am waiting for things to get shaky up here near Yellowstone. There's a lot of mountains between Sand Point and here but you just never know. The land mass in this area is rising rather rapidly, in geologic terms... has been for some time. I know that some geologists think it's a crazy idea but I think the volcanoes are all connected far down in the surface of the Moho. I wonder if that's true and we just haven't been able to find significant evidence of that yet.

Interesting times indeed.

Oh, and there was just another 5.1 in Papua New Guinea this hour.

Lodestar

(2,388 posts)
7. I've wondered that too. I think many of them must be connected.
Fri Apr 24, 2015, 12:18 AM
Apr 2015

It seems they often react together in a chain of events.
Also have wondered if removing so much oil from the earth is like removing a lubricant that canthen ultimately cause tectonic plates to settle, rub or move with less of a smooth motion causing intense friction. Perhaps fracking is similar but much more localized and superficial.

2naSalit

(86,354 posts)
11. and I wonder
Fri Apr 24, 2015, 11:09 AM
Apr 2015

about those points too. Looking at the earthquake map this morning I see there have been a few more and more intense quakes since I looked late last night/early am. Here we go! I suppose it could be a bit shaky in Jellystone this summer, or at least the next month or so. Guess I should secure my breakables a little better.

 

nikto

(3,284 posts)
9. Someday...
Fri Apr 24, 2015, 02:23 AM
Apr 2015

There will be a magnitude 9 quake somewhere off the CA/Oregon/Washington coast that lasts for 3-minutes or so,
and generates a Japan-like 60-foot tsunami.

Fairly likely to happen within the next century or so.

Just be ready, in general, if you live in that zone.

To see what to expect, just check out videos listed here...
(Geolocated videos of Japan's 3-11 quake and tsunami)

https://www.google.com/maps/d/viewer?msa=0&mid=zq_0IOqfuAJ8.kQdl6BIpWTqo


Here's one of my personal favorites...



And for the wave, here's a good one...

mrdmk

(2,943 posts)
12. Here are a couple of more, warning very graphic!
Fri Apr 24, 2015, 05:29 PM
Apr 2015

<iframe width="640" height="360" src="

?feature=player_detailpage" frameborder="0" allowfullscreen></iframe>

<iframe width="640" height="360" src="
?feature=player_detailpage" frameborder="0" allowfullscreen></iframe>


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