<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0256-7024</journal-id>
<journal-title><![CDATA[Revista Geológica de América Central]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Geol. Amér. Central]]></abbrev-journal-title>
<issn>0256-7024</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0256-70242020000100116</article-id>
<article-id pub-id-type="doi">10.15517/rgac.v62i0.40639</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Recuento de la sismicidad en Costa Rica durante el 2019]]></article-title>
<article-title xml:lang="en"><![CDATA[Report of the seismicity in Costa Rica during 2019]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arroyo]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Linkimer]]></surname>
<given-names><![CDATA[Lepolt]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arroyo]]></surname>
<given-names><![CDATA[Ivonne G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Red Sismológica Nacional (RSN: UCR-ICE)  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<numero>62</numero>
<fpage>116</fpage>
<lpage>133</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0256-70242020000100116&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0256-70242020000100116&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0256-70242020000100116&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Durante el 2019, la Red Sismológica Nacional (RSN: UCR-ICE) localizó 4602 sismos. De estos, 252 eventos (~5,5%) fueron sentidos por la población, incluyendo 24 sismos relevantes con magnitudes (Mw) entre 5,0 y 6,6. La mayoría (75%) de los sismos percibidos fueron superficiales (&lt; 30 km) y el 51% tuvo una magnitud baja (Mw &lt; 3,9). El fallamiento local y el regional provocaron 113 de los sismos sentidos, mientras que el proceso de subducción de la placa del Coco ocasionó 139. La sismicidad más alta ocurrió en cuatro cúmulos ubicados en el océano Pacífico al oeste de Guanacaste, la cordillera volcánica de Guanacaste, el sureste del Valle Central y una zona al norte de la península de Burica. El sismo más significativo del año fue el de Armuelles del 25 de junio (Mw 6,4), el cual provocó la intensidad sísmica más alta observada (VII) y la mayor cantidad de liberación de energía sísmica durante la semana de su ocurrencia (2,62E+11 kJ). La cantidad de réplicas localizadas para este sismo concuerdan con un pronóstico teórico realizado en este trabajo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract During 2019 the National Seismological Network (RSN: UCR-ICE) located 4602 earthquakes. From the total located events, 252 (~5,5%) were felt earthquakes, including 24 significant events with magnitudes Mw between 5.0 and 6.6. The majority (75%) of the felt earthquakes were shallow (&lt; 30 km) and 51 % had low magnitudes (Mw &lt; 3.9). Local and regional faulting caused 113 felt earthquakes, while the subduction of the Cocos Plate caused 139. The largest amount of earthquakes occurred in four clusters located in the Pacific Ocean offshore Guanacaste, the Guanacaste volcanic chain, the Central Valley, and a region north of the Burica Peninsula. The most significant seismic event was the Armuelles earthquake on June 25 (6.4 Mw), which caused the highest seismic intensity observed (VII) and the largest amount of energy released during the first week of its occurrence (2,62E+11 kJ). The number of aftershocks located for this earthquake coincides with a theoretical forecast calculated for this event in this work.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Sismicidad en Costa Rica]]></kwd>
<kwd lng="es"><![CDATA[Réplicas]]></kwd>
<kwd lng="es"><![CDATA[Energía sísmica]]></kwd>
<kwd lng="es"><![CDATA[Escala de intensidad Mercalli Modificada (IMM)]]></kwd>
<kwd lng="es"><![CDATA[Magnitud momento (Mw)]]></kwd>
<kwd lng="es"><![CDATA[Subducción]]></kwd>
<kwd lng="en"><![CDATA[Seismicity in Costa Rica]]></kwd>
<kwd lng="en"><![CDATA[Aftershocks]]></kwd>
<kwd lng="en"><![CDATA[Seismic energy]]></kwd>
<kwd lng="en"><![CDATA[Modified Mercalli Intensity (MMI)]]></kwd>
<kwd lng="en"><![CDATA[Moment Magnitude (Mw)]]></kwd>
<kwd lng="en"><![CDATA[Subduction]]></kwd>
</kwd-group>
</article-meta>
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<numero>3</numero>
<issue>3</issue>
<page-range>898-913</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
