[TheForge] Earthquake NNW of Anchorage...

Thu Jul 8 16:04:01 EDT 2010

According to this 
http://www.sciencedaily.com/articles/r/richter_magnitude_scale.htm they are 
the same . ML is local magnitude just a different name. you say potatoes I 
say potatoes. ( that doesn't work very well in type does it?)

Marc
Marc V. Davis III
Marc of the Hammer
marc at marc3rd.com
www.marc3rd.com

----- Original Message ----- 
From: "Peter Fels & Phoebe Palmer" <artgawk at thegrid.net>
To: "Blacksmithing List Sponsored by ABANA" <theforge at mailman.qth.net>
Sent: Thursday, July 08, 2010 3:16 PM
Subject: Re: [TheForge] Earthquake NNW of Anchorage...

Jerry Frost wrote:
> We're all just fine thank you Wes. NOT being a professional builder I
> overbuilt the house a bit, not only is it 2x6 framed with seismic ties to 
> a
> faretheewell and hurricane clips on every single joist, rafter and truss, 
> it
> isn't too uncommon for us to get winds well over 100mph right here on the
> farmstead, but all the walls have 5" of Urethane foam insulation and the
> trusses 7" of same. The last major quake, a 7pointer about 120 miles north 
> a
> few years ago barely made the house go bang, no rattles or shaking, 
> nothing
> fell, nothing. Zero damage at all. A mere 5 pointer, even if it was 
> centered
> about 40 miles from here isn't likely to do much to our place.
>
> Darned if I know what magnitude scale the USGS is using now. I have an
> experienced handle on the Richter scale but all the info on the site is 
> now
> in ML and I have zero idea how that feels.
>
> On the other hand, looking over the site it seems we've had a few dozen
> quakes in the last few days a number hypocentered (?) near Hayes volcano,
> that could be interesting, we haven't been ashed for a couple years. 
> Another
> centered within 40-70 miles of Talkeetna and a bunch in Prince William
> sound. The 1964 (Good Friday) great quake, a 9+ on the Richter scale, was
> centered in Prince William sound somewhere. It raised most of the islands
> and mainland an average of 35' while leveling most communities and 
> clearing
> debris with tsunamis from PW sound to Hawaii.
Woweeeee!
>
> That's the kind of action that led me to build the way I did.
> Jer
> -------------------------
> If it ain't forged
> It ain't real
> wrought iron is
> The Frostworks
>
>
>
> ----- Original Message ----- 
> From: "Wesley Marquart" <marquart at arlinn-tower.com>
> To: "theForge" <theforge at mailman.qth.net>
> Sent: Wednesday, July 07, 2010 9:24 PM
> Subject: [TheForge] Earthquake NNW of Anchorage...
>
>
> Hey Frosty
>
>
>
> I hope you guys didn't get too badly shaken about by this!
>
>
>
> I just ran across the report a few minutes ago.  Yer in my thoughts!
>
>
>
> Wes
>
>
>
>
>
> Earthquake Details
>
> * This event has been reviewed by a seismologist.
>
> Magnitude <http://earthquake.usgs.gov/earthquakes/glossary.php#magnitude>
> 5.0Date-Time <http://earthquake.usgs.gov/earthquakes/glossary.php#date>
>
> * Thursday, July 08, 2010 at 03:15:49 UTC
> * Wednesday, July 07, 2010 at 07:15:49 PM at epicenter
>
> Location <http://earthquake.usgs.gov/earthquakes/glossary.php#location>
> 61.850°N, 150.473°WDepth
> <http://earthquake.usgs.gov/earthquakes/glossary.php#depth> 20.8 km (12.9
> miles) set by location programRegion
> <http://earthquake.usgs.gov/earthquakes/glossary.php#region> SOUTHERN 
> ALASKA
>
> Distances <http://earthquake.usgs.gov/earthquakes/glossary.php#distances> 
> 55
> km (35 miles) SSW of Talkeetna, Alaska
> 75 km (50 miles) NNW of Anchorage, Alaska
> 80 km (50 miles) WNW of Palmer, Alaska
> 975 km (610 miles) WNW of JUNEAU, Alaska
> Location Uncertainty
> <http://earthquake.usgs.gov/earthquakes/glossary.php#uncertainty> 
> horizontal
> +/- 0.3 km (0.2 miles); depth fixed by location programParameters
> <http://earthquake.usgs.gov/earthquakes/glossary.php#parameters> NST= 56,
> Nph= 61, Dmin=45.2 km, Rmss=1.17 sec, Gp= 54°,
> M-type=local magnitude (ML), Version=2Source
> <http://earthquake.usgs.gov/earthquakes/glossary.php#source>
>
> * Alaska Earthquake <http://www.aeic.alaska.edu/>  Information Center
> Geophysical Institute, University of Alaska Fairbanks
>
> Event ID <http://earthquake.usgs.gov/earthquakes/glossary.php#eventid>
> ak10059234
>
> http://earthquake.usgs.gov/earthquak...ak10059234.php
> <http://earthquake.usgs.gov/earthquakes/recenteqsus/Quakes/ak10059234.php>
>
>
>
>
>
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