January 23 Costa Rica earthquake swarm

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Macrocane
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January 23 Costa Rica earthquake swarm

#1 Postby Macrocane » Sat Jan 23, 2010 12:45 pm

Several earthqaukes have been reported in Costa Rica today the strongest with a magnitude of 5.2 the origin, again the Cococ-Caribbean subduction zone.

Here is the link to the Costa Rican geology survey where you can see the information of the last 10 quakes: http://www.ovsicori.una.ac.cr/listasentidos.htm

And this is the data according to the USGS (only for the strongest earthquake): http://earthquake.usgs.gov/earthquakes/recenteqsww/Quakes/us2010rvas.php

Earthquake Details

Magnitude: 5.2
Date-Time: Saturday, January 23, 2010 at 09:08:55 UTC
Saturday, January 23, 2010 at 03:08:55 AM at epicenter
Time of Earthquake in other Time Zones
Location: 8.385°N, 83.023°W
Depth: 28.9 km (18.0 miles)
Region: COSTA RICA
Distances: 30 km (20 miles) SSE of Golfito, Costa Rica
65 km (40 miles) W of David, Panama
135 km (85 miles) SW of Bocas del Toro, Panama
205 km (130 miles) SE of SAN JOSE, Costa Rica
Location Uncertainty: horizontal +/- 7.7 km (4.8 miles); depth +/- 22.8 km (14.2 miles)
Parameters: NST=185, Nph=202, Dmin=299.4 km, Rmss=1.06 sec, Gp=151°,
M-type=body wave magnitude (Mb), Version=6

http://earthquake.usgs.gov/earthquakes/recenteqsww/Maps/10/280_10.php

I haven't found any report of damages. I will try to keep you updated
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#2 Postby Gustywind » Sat Jan 23, 2010 1:56 pm

Oh boy another one! :eek: It's worrying this month. Thanks for the info Macrocane :)
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Re: January 23 Costa Rica earthquake swarm

#3 Postby Macrocane » Sat Jan 23, 2010 5:58 pm

Another moderate one was felt a couple of hours ago. NO damages are reported but I guess Costa Rican friends must be worried. According to OVSICORI the magnitude was 5.2 and the depth 11 km: http://www.ovsicori.una.ac.cr/listasentidos.htm

And this is the data from USGS http://earthquake.usgs.gov/earthquakes/recenteqsww/Quakes/us2010rvb2.php:

Magnitude: 5.0
Date-Time: Saturday, January 23, 2010 at 20:22:23 UTC
Saturday, January 23, 2010 at 02:22:23 PM at epicenter
Location: 8.373°N, 83.028°W
Depth: 35 km (21.7 miles) set by location program
Region: COSTA RICA
Distances: 35 km (20 miles) SSE of Golfito, Costa Rica
65 km (40 miles) W of David, Panama
135 km (85 miles) SW of Bocas del Toro, Panama
210 km (130 miles) SE of SAN JOSE, Costa Rica
Location Uncertainty: horizontal +/- 9.4 km (5.8 miles); depth fixed by location program
Parameters: NST=108, Nph=112, Dmin=299.4 km, Rmss=0.64 sec, Gp=151°,
M-type=body wave magnitude (Mb), Version=6
Source: USGS NEIC (WDCS-D)
Event ID: us2010rvb2
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Re: January 23 Costa Rica earthquake swarm

#4 Postby Stephanie » Sat Jan 23, 2010 6:25 pm

Gee, I was just thinking that it's been "quiet" for the past two days... :(
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Re: January 23 Costa Rica earthquake swarm

#5 Postby Macrocane » Sat Jan 23, 2010 6:53 pm

Stephanie wrote:Gee, I was just thinking that it's been "quiet" for the past two days... :(


I thought that too, I wonder if the experts will make some kind of study about this recent burst in activity on the Caribbean plate.
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Re: January 23 Costa Rica earthquake swarm

#6 Postby Stephanie » Sat Jan 23, 2010 8:12 pm

I'm sure that someone is studying this right now and trying to compare it to other patterns. Definately a very active time around the Caribbean.
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Re: January 23 Costa Rica earthquake swarm

#7 Postby Gustywind » Sat Jan 23, 2010 9:16 pm

Stephanie wrote:I'm sure that someone is studying this right now and trying to compare it to other patterns. Definately a very active time around the Caribbean.

Absolutely Stephanie you're definitely right :), that's why we should be on our guard at anytime as possible something to monitor...
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Re: January 23 Costa Rica earthquake swarm

#8 Postby vbhoutex » Sat Jan 23, 2010 10:48 pm

Starting to look like we have our own "ring of fire" around the Caribbean. :eek: I'll be interested to find out if any study links all of this activity. From a layman's point of view it sure does look suspicious.
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Re: January 23 Costa Rica earthquake swarm

#9 Postby Stephanie » Sun Jan 24, 2010 9:38 am

vbhoutex wrote:Starting to look like we have our own "ring of fire" around the Caribbean. :eek: I'll be interested to find out if any study links all of this activity. From a layman's point of view it sure does look suspicious.


I agree.
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