{"id":7441,"date":"2018-04-09T21:48:56","date_gmt":"2018-04-09T21:48:56","guid":{"rendered":"http:\/\/icelandgeology.net\/?p=7441"},"modified":"2018-04-09T21:48:56","modified_gmt":"2018-04-09T21:48:56","slug":"sharp-increase-in-earthquake-activity-in-oraefajokull-volcano-its-quiet-again","status":"publish","type":"post","link":"https:\/\/icelandgeology.net\/?p=7441","title":{"rendered":"Sharp increase in earthquake activity in \u00d6r\u00e6faj\u00f6kull volcano (it&#8217;s quiet again)"},"content":{"rendered":"<p>During the night of 9-April-2018 a swarm of earthquake appeared in <a href=\"https:\/\/volcano.si.edu\/volcano.cfm?vn=374010\" rel=\"noopener\" target=\"_blank\">\u00d6r\u00e6faj\u00f6kull<\/a> volcano. This activity has quieted down again for now. Largest earthquake in this swarm had a magnitude of 1,5 but all other earthquakes appear to be smaller than 1,0 in magnitude. Depth seems to have been at 6 &#8211; 8 km, but depth information doesn&#8217;t seems to be fully accurate. I don&#8217;t know why that is. Total number of earthquakes was 22 in this swarm.<\/p>\n<p><a href=\"http:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefajokull_15d-svd-09-04-2018.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefajokull_15d-svd-09-04-2018-922x1024.png\" alt=\"\" width=\"640\" height=\"711\" class=\"aligncenter size-large wp-image-7442\" srcset=\"https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefajokull_15d-svd-09-04-2018-922x1024.png 922w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefajokull_15d-svd-09-04-2018-270x300.png 270w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefajokull_15d-svd-09-04-2018-768x853.png 768w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefajokull_15d-svd-09-04-2018.png 990w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><br \/>\nLast 15 days in earthquake activity in \u00d6r\u00e6faj\u00f6kull volcano. <em>Copyright of this image belongs to Icelandic Met Office.<\/em><\/p>\n<p><a href=\"http:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefaj_qu_trends-09-04-2018.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefaj_qu_trends-09-04-2018-1024x717.png\" alt=\"\" width=\"640\" height=\"448\" class=\"aligncenter size-large wp-image-7443\" srcset=\"https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefaj_qu_trends-09-04-2018-1024x717.png 1024w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefaj_qu_trends-09-04-2018-300x210.png 300w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefaj_qu_trends-09-04-2018-768x538.png 768w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/oraefaj_qu_trends-09-04-2018.png 1400w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><br \/>\nEarthquake trends in \u00d6r\u00e6faj\u00f6kull volcano since 2005. <em>Copyright of this image belongs to Icelandic Met Office.<\/em><\/p>\n<p><a href=\"http:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/180409_1950.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/180409_1950.png\" alt=\"\" width=\"540\" height=\"596\" class=\"aligncenter size-full wp-image-7444\" srcset=\"https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/180409_1950.png 540w, https:\/\/icelandgeology.net\/wp-content\/uploads\/2018\/04\/180409_1950-272x300.png 272w\" sizes=\"auto, (max-width: 540px) 100vw, 540px\" \/><\/a><br \/>\nThe latest 48 hours in earthquake activity in \u00d6r\u00e6faj\u00f6kull volcano. <em>Copyright of this image belongs to Icelandic Met Office.<\/em><\/p>\n<p>I am not sure why this earthquake swarm activity pattern happens and then vanishes. I do find it troubling that it does this and I think this is happening more frequently now than before. Earthquake magnitudes continue to be small but that might not be the whole story of what is currently happening in \u00d6r\u00e6faj\u00f6kull volcano. There is no major change in conductivity in the glacier rivers from \u00d6r\u00e6faj\u00f6kull volcano.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>During the night of 9-April-2018 a swarm of earthquake appeared in \u00d6r\u00e6faj\u00f6kull volcano. This activity has quieted down again for now. Largest earthquake in this swarm had a magnitude of 1,5 but all other earthquakes appear to be smaller than 1,0 in magnitude. Depth seems to have been at 6 &#8211; 8 km, but depth &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/icelandgeology.net\/?p=7441\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Sharp increase in earthquake activity in \u00d6r\u00e6faj\u00f6kull volcano (it&#8217;s quiet again)&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,64,40,87,57,32],"tags":[],"class_list":["post-7441","post","type-post","status-publish","format-standard","hentry","category-earthquakes","category-magma","category-monitoring","category-oraefajokull","category-swarm","category-volcano"],"_links":{"self":[{"href":"https:\/\/icelandgeology.net\/index.php?rest_route=\/wp\/v2\/posts\/7441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/icelandgeology.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/icelandgeology.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/icelandgeology.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/icelandgeology.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7441"}],"version-history":[{"count":1,"href":"https:\/\/icelandgeology.net\/index.php?rest_route=\/wp\/v2\/posts\/7441\/revisions"}],"predecessor-version":[{"id":7445,"href":"https:\/\/icelandgeology.net\/index.php?rest_route=\/wp\/v2\/posts\/7441\/revisions\/7445"}],"wp:attachment":[{"href":"https:\/\/icelandgeology.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/icelandgeology.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/icelandgeology.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}