[TheForge] Earthquake NNW of Anchorage...

Thu Jul 8 15:16:34 EDT 2010


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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