{"id":28759,"date":"2018-06-26T23:59:02","date_gmt":"2018-06-26T23:59:02","guid":{"rendered":"http:\/\/cimss.ssec.wisc.edu\/satellite-blog\/?p=28759"},"modified":"2018-11-25T18:16:23","modified_gmt":"2018-11-25T18:16:23","slug":"eruption-of-the-sierra-negra-volcano-in-the-galapagos","status":"publish","type":"post","link":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/archives\/28759","title":{"rendered":"Eruption of the Sierra Negra volcano in the Galapagos"},"content":{"rendered":"<p><center><\/p>\n<blockquote class=\"twitter-tweet\" data-lang=\"en\">\n<p dir=\"ltr\" lang=\"en\">Onset of the <a href=\"https:\/\/twitter.com\/hashtag\/SierraNegra?src=hash&amp;ref_src=twsrc%5Etfw\">#SierraNegra<\/a> <a href=\"https:\/\/twitter.com\/hashtag\/eruption?src=hash&amp;ref_src=twsrc%5Etfw\">#eruption<\/a> (<a href=\"https:\/\/twitter.com\/hashtag\/Galapagos?src=hash&amp;ref_src=twsrc%5Etfw\">#Galapagos<\/a>) in the afternoon of June 26 captured by GOES &amp; other satellites. The previous two Sierra Negra eruptions (1979 &amp; 2005) both emitted a lot of SO2.<\/p>\n<p>Source: <a href=\"https:\/\/twitter.com\/NOAA?ref_src=twsrc%5Etfw\">@NOAA<\/a>\/<a href=\"https:\/\/twitter.com\/UWCIMSS?ref_src=twsrc%5Etfw\">@UWCIMSS<\/a> volcanic cloud monitoring system; <a href=\"https:\/\/t.co\/OZWmWBOVs9\">https:\/\/t.co\/OZWmWBOVs9<\/a> <a href=\"https:\/\/t.co\/Gg3Yqw6pp3\">pic.twitter.com\/Gg3Yqw6pp3<\/a><\/p>\n<p>\u2014 Simon Carn (@simoncarn) <a href=\"https:\/\/twitter.com\/simoncarn\/status\/1011816301935972353?ref_src=twsrc%5Etfw\">June 27, 2018<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/center><\/p>\n<p>GOES-16 <em>(GOES-East)<\/em> &#8220;Clean&#8221; Infrared Window (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band13.pdf\"><strong>10.3 \u00b5m<\/strong><\/a>), Mid-level Water Vapor (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band09.pdf\"><strong>6.9 \u00b5m<\/strong><\/a>) and Low-level Water Vapor (<a href=\"http:\/\/cimss.ssec.wisc.edu\/goes\/OCLOFactSheetPDFs\/ABIQuickGuide_Band10.pdf\"><strong>7.3 \u00b5m<\/strong><\/a>) images beginning late in the day on 26 June 2018<em><strong> (below)<\/strong><\/em> showed that a signature of the volcanic plume was evident in the 7.3 \u00b5m imagery for several hours after it was no longer seen in the 10.3 \u00b5m or 6.9 \u00b5m imagery &#8212; this is due to the fact that the 7.3 \u00b5m spectral band is also <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2018\/11\/Band_10_spectral_response_SO2.jpg\"><strong>sensitive to SO2 absorption<\/strong><\/a> (and this volcanic eruption produced large amounts of SO2).<\/p>\n<div style=\"width: 650px\" class=\"wp-caption aligncenter\"><a class=\"thumbnail\" href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2018\/06\/180626_goes16_infrared_water_vapor_Sierra_Negra_anim.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"thumbnail\" src=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2018\/06\/G16_IR_WATER_VAPOR_SIERRA_NEGRA_26JUN2018_380x1280_B13910_2018178_031538_0003PANELS_00033.GIF\" alt=\"GOES-16 \" width=\"640\" height=\"571\" \/><\/a><p class=\"wp-caption-text\">GOES-16 &#8220;Clean&#8221; Infrared Window <em>(10.3 \u00b5m, top),<\/em> Mid-level Water Vapor <em>(6.9 \u00b5m, middle)<\/em> and Low-level Water Vapor<em> (7.3 \u00b5m, bottom)<\/em> images [click to play animation | <a href=\"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-content\/uploads\/sites\/5\/2018\/06\/180626_goes16_infrared_water_vapor_Sierra_Negra_anim.mp4\"><strong>MP4<\/strong><\/a>]<\/p><\/div>\n<p><center><\/p>\n<blockquote class=\"twitter-tweet\" data-lang=\"en\">\n<p dir=\"ltr\" lang=\"en\">Gigantic volcanic sulfur dioxide plume from the <a href=\"https:\/\/twitter.com\/hashtag\/SierraNegra?src=hash&amp;ref_src=twsrc%5Etfw\">#SierraNegra<\/a> volcano on the <a href=\"https:\/\/twitter.com\/hashtag\/GalapagosIslands?src=hash&amp;ref_src=twsrc%5Etfw\">#GalapagosIslands<\/a> over the tropical eastern Pacific as seen by the <a href=\"https:\/\/twitter.com\/hashtag\/TROPOMI?src=hash&amp;ref_src=twsrc%5Etfw\">#TROPOMI<\/a> satellite instrument, 28 June 2018. Source ESA\/BIRA\/DLR\/KNMI, preliminary TROPOMI SO2 data. <a href=\"https:\/\/t.co\/iRGQfRXv39\">pic.twitter.com\/iRGQfRXv39<\/a><\/p>\n<p>\u2014 Jos (@weerrecords) <a href=\"https:\/\/twitter.com\/weerrecords\/status\/1013718185835683840?ref_src=twsrc%5Etfw\">July 2, 2018<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><\/center><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Onset of the #SierraNegra #eruption (#Galapagos) in the afternoon of June 26 captured by GOES &amp; other satellites. The previous two Sierra Negra eruptions (1979 &amp; 2005) both emitted a lot of SO2. Source: @NOAA\/@UWCIMSS volcanic cloud monitoring system; https:\/\/t.co\/OZWmWBOVs9 pic.twitter.com\/Gg3Yqw6pp3 \u2014 Simon Carn (@simoncarn) June 27, 2018 GOES-16 (GOES-East) &#8220;Clean&#8221; Infrared Window (10.3 \u00b5m), [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":28761,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[74,9],"tags":[],"class_list":["post-28759","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goes-16","category-volcanic-activity"],"acf":[],"_links":{"self":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/28759","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/comments?post=28759"}],"version-history":[{"count":3,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/28759\/revisions"}],"predecessor-version":[{"id":30820,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/posts\/28759\/revisions\/30820"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media\/28761"}],"wp:attachment":[{"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/media?parent=28759"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/categories?post=28759"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cimss.ssec.wisc.edu\/satellite-blog\/wp-json\/wp\/v2\/tags?post=28759"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}