{"id":1151,"date":"2013-11-25T01:04:09","date_gmt":"2013-11-25T09:04:09","guid":{"rendered":"http:\/\/earthjay.com\/?p=1151"},"modified":"2013-11-25T01:04:09","modified_gmt":"2013-11-25T09:04:09","slug":"m7-0-in-the-south-atlantic","status":"publish","type":"post","link":"https:\/\/earthjay.com\/?p=1151","title":{"rendered":"M7.0 in the South Atlantic"},"content":{"rendered":"<p>How exciting! This earthquake is on the other side of the Scotia plate from the earthquake swarm from last <a href=\"http:\/\/earthjay.com\/?p=1112\">week<\/a>.<br \/>\nThis M7.0 earthquake appears to have slipped along a fault associated with the North Scotia Ridge (NSR). The NSR is mapped as a left-lateral transform fault (not a ridge, like it is named). There is not yet a moment tensor available, but I suspect this may be a left-lateral strike-slip earthquake.<br \/>\nHere is the <a href=\"http:\/\/earthquake.usgs.gov\/earthquakes\/eventpage\/usb000l5zn#summary\" target=\"_blank\" rel=\"noopener\">USGS earthquake page<\/a>.<br \/>\nIndeed, the moment tensor shows a possible left-lateral strike slip earthquake. <img decoding=\"async\" src=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_moment_tensor.png\" alt=\"\" \/><br \/>\nHere is a tectonic map of the region from <a href=\"http:\/\/plate-tectonic.narod.ru\/scotia1photoalbum.html\" target=\"_blank\" rel=\"noopener\">here<\/a>:<br \/>\n<a href=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/scotia_sea_gateway.jpg\"><img decoding=\"async\" src=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/scotia_sea_gateway.jpg\" alt=\"\" width=\"100%\"\/><\/a><br \/>\nHere is a regional map with the epicenter in orange and historic earthquake epicenters in gray.<br \/>\n<a href=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_regional_historic.JPG\"><img decoding=\"async\" src=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_regional_historic.JPG\" alt=\"\" width=\"100%\"\/><\/a><br \/>\nHere is a local map showing Modified Mercalli Intensity contours and historic earthquake epicenters.<br \/>\n<a href=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_local_intensity_historic.JPG\"><img decoding=\"async\" src=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_local_intensity_historic.JPG\" alt=\"\" width=\"100%\"\/><\/a><br \/>\nHere is the USGS page showing the contributed moment tensors:<br \/>\n<a href=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_moment_tensor_page.JPG\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" src=\"http:\/\/earthjay.com\/earthquakes\/20131125_M70_south_atlantic\/20131125_M70_south_atlantic_moment_tensor_page.JPG\" alt=\"\" width=\"100%\"\/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"entry-summary\">\nHow exciting! This earthquake is on the other side of the Scotia plate from the earthquake swarm from last week. This M7.0 earthquake appears to have slipped along a fault associated with the North Scotia Ridge (NSR). The NSR is&hellip;\n<\/div>\n<div class=\"link-more\"><a href=\"https:\/\/earthjay.com\/?p=1151\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &ldquo;M7.0 in the South Atlantic&rdquo;<\/span>&hellip;<\/a><\/div>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[50,5,6,7,27],"tags":[],"aioseo_notices":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/earthjay.com\/index.php?rest_route=\/wp\/v2\/posts\/1151"}],"collection":[{"href":"https:\/\/earthjay.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/earthjay.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/earthjay.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/earthjay.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1151"}],"version-history":[{"count":0,"href":"https:\/\/earthjay.com\/index.php?rest_route=\/wp\/v2\/posts\/1151\/revisions"}],"wp:attachment":[{"href":"https:\/\/earthjay.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/earthjay.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/earthjay.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}