PSN-L Email List Message
Subject: Re: Oregon USA: Is the coast of Oregon a Scarp?
From: Geoff gmvoeth@.........
Date: Tue, 26 Mar 2013 10:39:41 +0000
YES, but, Is that steep cliff at the coast of Oregon along Highway 1 to
the west at the ocean
is that cliff an Earthquake SCARP ??
Its like vertical and a couple hundred feet high ??
These things have been known to instantly form
in front of people (but not that big) such as a
jeep driving on a dirt road during an Earthquake.
A simple yes or no will be more appropriate for myself to understand.
I'm a poor ex-military soul who is used to simple answers.
Regards,
geoff
On 3/17/2013 11:48 PM, Kay Wyatt wrote:
> Geoff,
>
> This is a nice publication showing earthquake potential along the
> Oregon Coast
> http://www.oregongeology.org/sub/quarpub/CascadiaWinter2010.pdf
> Notice especially the Cascadia earthquake timeline for the last 10,000
> years on bottom of page 8.
>
> This publication talks about the similarity of the Oregon Coast to
> that of the Japanese Coast
> http://www.oregongeology.org/pubs/cascadia/CascadiaWinter2012.pdf
>
> Kay Wyatt
>
>
>
> -----Original Message----- From: Bob Hancock
> Sent: Saturday, March 16, 2013 10:07 PM
> To: psnlist@..............
> Subject: Re: Oregon USA: Is the coast of Oregon a Scarp?
>
>
> Geoff -
>
> The west coast of Oregon is on the North American Plate. To the west
> of the coast of Oregon is the Juan de Fuca plate, which is actually a
> remnant of the Farallon plate, subducting to the east and moving under
> the North American Plate. The subduction zone between the two plates
> is the Juan de Fuca subduction zone. The Farallon plate no longer
> exists.
>
> Bob Hancock
>
> On Mar 16, 2013, at 5:10 PM, Geoff wrote:
>
>> Hello PSN,
>>
>> Does anyone know for sure whether or not that
>> vertical cliff off the coast of Oregon is or is not an eq Scarp ?
>>
>> If it is not an eq scarp then how do you know for sure that is true ?
>>
>> Whatever made that cliff happened so fast that erosion
>> has not been a factor in softening its features ?
>>
>> Just like to know; how everyone is so sure, its NOT an Earthquake
>> fault scarp at the Coast of Oregon, USA ?
>>
>> Cause if that is a scarp I'd say that Oregon, too, can have
>> great earthquakes, and not just Washington.
>>
>> --
>> *************
>> It is by the Entropy, That I set my mind in Motion.
>> Entropy is the seeking of equilibrium.
>> It is by the Entropy that, I set my mind in motion.
>>
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>
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--
*************
It is by the Entropy, That I set my mind in Motion.
Entropy is the seeking of equilibrium.
It is by the Entropy that, I set my mind in motion.
__________________________________________________________
Public Seismic Network Mailing List (PSNLIST)
To leave this list email PSNLIST-REQUEST@.............. with
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