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04-08-2010, 02:39 PM
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#26
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Denizen of the Gold Fields
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The whole west coast seems to be pretty lit up with EQ activity. Check The Aleutians, in the Alaska region.
But by far, Baja California seems to be the busiest..,
Nerve-wracking..,
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Last edited by Auburn Boy; 04-08-2010 at 03:11 PM.
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04-08-2010, 02:57 PM
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#27
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Senior Level 5
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Parkfield is the town with the most eq's in Cali, isn't it? If I remember right (I might not), it was picked for extra equipment to watch and try to learn to predict eq's a few years ago.
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Not quite correct. They picked Parkfield because the fault is relatively predictable there and looking back through the records it was clear that Parkfield had a regular cycle.
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04-08-2010, 03:47 PM
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#28
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irishisasirishdoes
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Middle Mountain Seismic activity:
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04-08-2010, 04:25 PM
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#29
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Hey, USA, you're not the boss of me!
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Quote:
Originally Posted by Twoolf
I'm no seismologist, but wouldn't a bunch of small quakes tend to relieve stress op these faults?
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I'm no seismologist either,  but from what I've read and observed on the maps over the last decade, some of the quakes do off load some stress to other faults in the area. Even out of the area. Think about how a very large quake in one part of the world transfers stress to another plate.
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04-08-2010, 05:50 PM
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#30
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Senior Level 5
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I think I would be a bit nervous if I lived in the Imperial Valley/Salton Sea area right now. Everything may turn out fine, but the aftershocks do seem to be unusually strong and to be going on for an unusually long amount of time for a 7.2. There are especially a lot of aftershocks around Seeley.
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04-08-2010, 05:52 PM
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#31
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Dismember
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I am nervous up here in western Washington.
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04-08-2010, 05:55 PM
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#32
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Senior Level 5
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I am nervous up here in western Washington.
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I would think as long as you are not right on the coast, you should be just fine.
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04-08-2010, 06:14 PM
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#33
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Dismember
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__________________
* I have the right to live, thus I have the right to defend my life from attackers who would take it from me.
* I have the right to my private property, thus I have the right to defend my property from thieves who would take it from me.
* I have the right to self-determination, thus I have the right to defend my liberty from tyrants who would take it from me.
* The only usable tools for these tasks are guns, and thus I have the right to shoot anyone who would take my guns from me.
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04-08-2010, 06:28 PM
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#34
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Senior Level 5
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How big of quakes are those capable of producing. I know you do have some low 7s up there on land from time to time. Are there any high 7s?
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04-08-2010, 07:06 PM
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#35
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Dismember
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The Seattle Fault is capable of a 7.6-7.7 magnitude quake.
http://earthquake.usgs.gov/regional/...vefaults/sfz/=
Also, the fault off the coast is not exactly something that is no threat to Seattle.
http://www.nytimes.com/2010/03/28/op...ttle%22&st=cse
It is also quite possible that a major quake off the coast could trigger faults within Puget Sound.
__________________
* I have the right to live, thus I have the right to defend my life from attackers who would take it from me.
* I have the right to my private property, thus I have the right to defend my property from thieves who would take it from me.
* I have the right to self-determination, thus I have the right to defend my liberty from tyrants who would take it from me.
* The only usable tools for these tasks are guns, and thus I have the right to shoot anyone who would take my guns from me.
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04-08-2010, 07:24 PM
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#36
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Senior Level 5
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Well I am sure you are better prepped than most. We are still waiting for the Hawyard fault to go. We live about 12 miles from the Hayward Fault and 3 miles from the San Andreas. Fun, fun, fun.
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04-08-2010, 07:31 PM
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#37
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Dismember
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I live in a manufactured home that is up on jacks. A quake is not going to be kind to it. Of course, with a really serious quake, I may well be at work. If the building I work in survives, getting home to what is left of my place will be interesting.
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* I have the right to live, thus I have the right to defend my life from attackers who would take it from me.
* I have the right to my private property, thus I have the right to defend my property from thieves who would take it from me.
* I have the right to self-determination, thus I have the right to defend my liberty from tyrants who would take it from me.
* The only usable tools for these tasks are guns, and thus I have the right to shoot anyone who would take my guns from me.
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04-08-2010, 09:38 PM
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#38
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Wingy Spud
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This shows the quakes from March 10th to April 1.
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04-08-2010, 09:42 PM
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#39
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irishisasirishdoes
Join Date: Dec 2008
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Earthquake Details
Magnitude 4.5 (Preliminary magnitude — update expected within 15 minutes)
Date-Time Friday, April 09, 2010 at 01:27:11 UTC
Thursday, April 08, 2010 at 04:27:11 PM at epicenter
Location 44.204°N, 128.815°W
Depth 12 km (7.5 miles) set by location program
Region OFF THE COAST OF OREGON
Distances 374 km (232 miles) WNW (286°) from Barview, OR
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04-08-2010, 09:55 PM
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#40
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Dismember
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Another bad thing about offshore earthquakes, even relatively small ones, is that they can trigger large underwater landslides that can easily create large tsunamis.
__________________
* I have the right to live, thus I have the right to defend my life from attackers who would take it from me.
* I have the right to my private property, thus I have the right to defend my property from thieves who would take it from me.
* I have the right to self-determination, thus I have the right to defend my liberty from tyrants who would take it from me.
* The only usable tools for these tasks are guns, and thus I have the right to shoot anyone who would take my guns from me.
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04-08-2010, 10:50 PM
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#41
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lurker level 3.14
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bug out bags at work home and in the truck?
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04-09-2010, 04:14 AM
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#42
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Junior Member
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Damn I live in Calexico CA in the epicenter of this seismic activity. Its shaking everyday, my kids are starting to enjoy them. But Im starting to worry. Yet, historically can anyone tell me when a larger aftershock occurred after such a large first shake? Like we had on Easter Sunday of all days.
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04-09-2010, 12:55 PM
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#43
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Beach Fun
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 Kids are starting to enjoy them!
My mom liked 'em unless there were messes to clean up. Free amusement ride.
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There is even evidence to suggest that there is no active, continuous main trace of the San Andreas fault going all the way through the pass, not even at depth -- implying that the San Andreas fault may currently be in the process of creating a new fault path through this area! This could also mean that a single, continuous rupture from Cajon Pass to the Salton Sea (a stretch of the San Andreas that has not ruptured in historical times) is unlikely to occur.
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http://www.data.scec.org/fault_index/sanandre.html
Interesting possibility. It would mean we don't know squat about what could happen.
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The only way to win is to not play...(like global thermal nuclear war).
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04-09-2010, 07:44 PM
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#44
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the truth is precious
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04-10-2010, 02:13 PM
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#45
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Hey, USA, you're not the boss of me!
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It has become eerily quiet in the SoCal/Mexico border area. Last quake was around 5 hours ago, and a 2.6. Rest of CA is pretty quiet too. Doesn't feel right.
__________________
_______________________________________
I have the cape.
I make the whoosh noises.
I'm looking for backing for an unauthorized auto-biography that I am writing. Hopefully, this will sell in such huge numbers that I will be able to sue myself for an extraordinary amount of money and finance the film version in which I will play everybody. - David Bowie
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04-10-2010, 04:31 PM
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#46
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the truth is precious
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04-12-2010, 11:17 AM
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#47
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irishisasirishdoes
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Earthquake Details
Magnitude 4.0
Date-Time Monday, April 12, 2010 at 15:10:05 UTC
Monday, April 12, 2010 at 08:10:05 AM at epicenter
Location 40.301°N, 124.442°W
Depth 19.1 km (11.9 miles)
Region OFFSHORE NORTHERN CALIFORNIA
Distances 14 km (8 miles) W (259°) from Petrolia, CA
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04-13-2010, 11:54 AM
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#48
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irishisasirishdoes
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M4 in Seeley:
Earthquake Details
Magnitude 4.0
Date-Time Tuesday, April 13, 2010 at 15:36:31 UTC
Tuesday, April 13, 2010 at 08:36:31 AM at epicenter
Time of Earthquake in other Time Zones
Location 32.643°N, 115.793°W
Depth 1.4 km (~0.9 mile)
Region SOUTHERN CALIFORNIA
Distances 19 km (12 miles) SSW (210°) from Seeley, CA
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04-13-2010, 01:34 PM
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#49
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irishisasirishdoes
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5 quakes in last 10 minutes:
3.0 2010/04/13 17:23:11 32.301 -115.299 6.9 18 km ( 11 mi) W of Guadalupe Victoria
1.9 2010/04/13 17:21:55 36.044 -120.594 5.1 22 km ( 13 mi) NW of Parkfield, CA
1.3 2010/04/13 17:18:51 38.834 -122.879 2.5 7 km ( 5 mi) WNW of The Geysers
1.8 2010/04/13 17:17:47 32.717 -115.908 5.8 9 km ( 5 mi) ESE of Ocotillo, CA
2.2 2010/04/13 17:13:56 32.673 -115.785 5.6 16 km ( 10 mi) SW of Seeley, CA
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04-16-2010, 01:58 PM
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#50
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Still quivering in Baja..,
Not quite so bad as last week though.
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