{"id":17112,"date":"2018-10-22T09:15:37","date_gmt":"2018-10-22T07:15:37","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=17112"},"modified":"2018-10-22T09:15:37","modified_gmt":"2018-10-22T07:15:37","slug":"la-faille-de-cascadia-de-vancouver-touchee-par-trois-seismes-de-magnitude-superieure-a-6","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/la-faille-de-cascadia-de-vancouver-touchee-par-trois-seismes-de-magnitude-superieure-a-6\/","title":{"rendered":"La faille de Cascadia de Vancouver touch\u00e9e par trois s\u00e9ismes de magnitude sup\u00e9rieure \u00e0 6"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Trois s\u00e9ismes de magnitude 6,6 et 6,8 et 6,5 sur l&rsquo;\u00e9chelle de Richter ont touch\u00e9 la r\u00e9gion de Vancouver sur la c\u00f4te Pacifique du Canada en moins d&rsquo;une heure. Le premier tremblement de terre s&rsquo;est d\u00e9roul\u00e9 \u00e0 432 kilom\u00e8tres au nord-ouest de la ville selon l&rsquo;agence am\u00e9ricaine de surveillance de tremblement de terre (USGS).<\/p>\n<p>\u00c0 6h16 UTC, un autre s\u00e9isme de magnitude 6,8 sur l&rsquo;\u00e9chelle de Richter a de nouveau touch\u00e9 la r\u00e9gion avant d&rsquo;\u00eatre suivi huit minutes plus tard par une troisi\u00e8me secousse mesur\u00e9e \u00e0 6,5 sur l&rsquo;\u00e9chelle de Richter<\/p>\n<p>3 millions d&rsquo;habitants vivent \u00e0 Vancouver et sa p\u00e9riph\u00e9rie&nbsp;<\/p>\n<p>Le premier tremblement de terre a eu lieu dans l&rsquo;oc\u00e9an Pacifique \u00e0 5h39 UTC, a environ 210 km de Port Hardy, une ville situ\u00e9e \u00e0 la pointe de l&rsquo;\u00eele de Vancouver. L&rsquo;\u00e9picentre du s\u00e9isme a \u00e9t\u00e9 d\u00e9tect\u00e9 \u00e0 11 km de la surface de la terre. Aucune alerte tsunami n&rsquo;a \u00e9t\u00e9 lanc\u00e9e et aucun d\u00e9g\u00e2t n&rsquo;a pour le moment \u00e9t\u00e9 signal\u00e9. La seconde secousse a \u00e9t\u00e9 d\u00e9tect\u00e9e dans la m\u00eame zone, \u00e0 plus de 190 km de Port-Hardy \u00e0 6h16 UTC.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"17113\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-faille-de-cascadia-de-vancouver-touchee-par-trois-seismes-de-magnitude-superieure-a-6\/seisme-vancouver\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?fit=905%2C1024&amp;ssl=1\" data-orig-size=\"905,1024\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"seisme-vancouver\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?fit=707%2C800&amp;ssl=1\" class=\"alignnone size-full wp-image-17113\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?resize=905%2C1024\" alt=\"\" width=\"905\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?w=905&amp;ssl=1 905w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?resize=265%2C300&amp;ssl=1 265w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?resize=768%2C869&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/seisme-vancouver.png?resize=707%2C800&amp;ssl=1 707w\" sizes=\"auto, (max-width: 905px) 100vw, 905px\" \/><\/p>\n<p>La troisi\u00e8me secousse a \u00e9t\u00e9 d\u00e9tect\u00e9e \u00e0 223 km de Port Hardy. Une quatri\u00e8me secousse moindre, mesur\u00e9e \u00e0 4,9 sur l\u00e9chelle de Richter, a \u00e9galement \u00e9t\u00e9 d\u00e9tect\u00e9e \u00e0 6h36 UTC. Plus de 3 millions de personnes vivent dans la r\u00e9gion de Vancouver.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p>Pour rappel, la zone de subduction de Cascadia se trouve au large de Vancouver.<\/p>\n<p>Cette simulation informatique faite par le Centre d\u2019alerte aux tsunamis du Pacifique s\u2019est bas\u00e9 sur les donn\u00e9es du dernier mega-seisme de 9.2 sur l\u2019\u00e9chelle de Richter qui a eu lieu dans la r\u00e9gion le 26 Janvier 1700.<\/p>\n<p>Le tsunami a g\u00e9n\u00e9r\u00e9 un puissant tremblement de terre qui a atteint le Japon en 9 heures.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/i1.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/cascadia-seisme-simulation.jpg?resize=1100%2C1010\" alt=\"cascadia-seisme-simulation\"\/><\/p>\n<p>L\u2019animation montre comment les vagues du tsunami se sont diffus\u00e9es&nbsp;suite au puissant s\u00e9isme et comment elles peuvent d\u00e9truire la c\u00f4te ouest de l\u2019Am\u00e9rique du Nord avant de se propager dans&nbsp;l\u2019oc\u00e9an.<\/p>\n<p><span class=\"goog-text-highlight\">Plusieurs experts affirment qu\u2019un \u00e9v\u00e9nement de ce genre a lieu environ tous les 300 \u00e0 600 ans, et qu\u2019une secousse similaire pourrait&nbsp;provoquer&nbsp;des milliers de morts et de d\u00e9plac\u00e9s.<\/span><\/p>\n<p><a href=\"http:\/\/www.laterredufutur.com\/accueil\/\">Adaptation TDF<\/a><\/p>\n<p>source : <a href=\"https:\/\/www.bfmtv.com\/international\/canada-la-region-de-vancouver-touchee-par-un-seisme-de-magnitude-66-1549352.html\" target=\"_blank\" rel=\"noopener\">https:\/\/www.bfmtv.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"17112\">(1530)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Trois s\u00e9ismes de magnitude 6,6 et 6,8 et 6,5 sur l&rsquo;\u00e9chelle de Richter ont touch\u00e9 la r\u00e9gion de Vancouver sur&#8230;<\/p>\n","protected":false},"author":1,"featured_media":17116,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"La faille de #Cascadia de #Vancouver touch\u00e9e par trois #s\u00e9ismes de magnitude sup\u00e9rieure \u00e0 6 @laterredufutur","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[19],"tags":[1289,1664,6650,6797,2752,347,4531],"class_list":["post-17112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seismes-et-volcans","tag-canada","tag-cascades","tag-cascadia","tag-faille-subduction","tag-richter","tag-seisme","tag-vancouver","wpcat-19-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/quake-seisme-vancouver.jpg?fit=780%2C439&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-4s0","jetpack-related-posts":[{"id":24890,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-dun-trou-dans-locean-qui-pourrait-provoquer-un-seisme-de-magnitude-9\/","url_meta":{"origin":17112,"position":0},"title":"D\u00e9couverte d&rsquo;un trou dans l&rsquo;oc\u00e9an qui pourrait provoquer un s\u00e9isme de magnitude 9","author":"Admin","date":"19 avril 2023","format":false,"excerpt":"Des scientifiques ont d\u00e9couvert qu\u2019un trou au fond de l\u2019oc\u00e9an, situ\u00e9 au large de Newport, dans l\u2019Oregon, aux \u00c9tats-Unis, laissait \u00e9chapper un \u00e9trange liquide. Le trou a \u00e9t\u00e9 baptis\u00e9 \u201cOasis de Pythie\u201d dans une \u00e9tude publi\u00e9e le 25 janvier. Ce \u201clubrifiant\u201d est cens\u00e9 r\u00e9guler la tension d\u2019une faille instable dans\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":3190,"url":"https:\/\/www.laterredufutur.com\/accueil\/tsunamis-il-y-a-1-an\/","url_meta":{"origin":17112,"position":1},"title":"Tsunamis : il y a 1 an","author":"Admin","date":"26 d\u00e9cembre 2005","format":false,"excerpt":"En Indon\u00e9sie, un puissant s\u00e9isme a frapp\u00e9 dimanche l'\u00eele de Sumatra, provoquant des mouvements de panique dans la population et l'effondrement d'habitations. On ignore pour le moment s'il y a des victimes... Les autorit\u00e9s n'ont pas encore chiffr\u00e9 la magnitude de la secousse qui serait, d'apr\u00e8s l'Institut g\u00e9ologique am\u00e9ricain, de\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":2697,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-seisme-majeur-est-en-cours\/","url_meta":{"origin":17112,"position":2},"title":"Un S\u00e9isme majeur est en cours","author":"Admin","date":"13 f\u00e9vrier 2005","format":false,"excerpt":"Un g\u00e9ophysicien, de l'Universit\u00e9 de Los Angeles (Californie), Vladimir Keilis-Borok avait pr\u00e9dit en d\u00e9tail qu'un s\u00e9isme majeur, d'une magnitude de 6,4 sur l'\u00e9chelle de Richter, devait frapper la Californie avant le 5 septembre 2004 et devait d\u00e9vaster tout le sud de l'Etat sur une surface de 31000m\u00b2. Expert de renom,\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1324,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-californie-est-exposee-aux-tsunamis-selon-une-nouvelle-etude\/","url_meta":{"origin":17112,"position":3},"title":"La Californie est expos\u00e9e aux tsunamis, selon une nouvelle \u00e9tude","author":"Admin","date":"7 avril 2013","format":false,"excerpt":"Qu'adviendrait-il si des vagues de plus de huit m\u00e8tres d\u00e9ferlaient sur le nord de la Californie, mena\u00e7ant de tout emporter sur leur passage ? L'hypoth\u00e8se, digne d'un film catastrophe hollywoodien, est s\u00e9rieusement envisag\u00e9e par le Centre am\u00e9ricain de g\u00e9ophysique (USGS), qui a publi\u00e9 lundi 25 mars une \u00e9tude sur les\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2013\/04\/cascadia-earthquake.jpg?fit=248%2C203&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":10720,"url":"https:\/\/www.laterredufutur.com\/accueil\/tsunami-dans-locean-pacifique-en-1700\/","url_meta":{"origin":17112,"position":4},"title":"Tsunami dans l&rsquo;oc\u00e9an pacifique en 1700","author":"Admin","date":"3 f\u00e9vrier 2016","format":false,"excerpt":"Le s\u00e9isme du 27 janvier 1700 dans les Cascades (en anglais the 1700 Cascadia Earthquake) aux USA est un s\u00e9isme suppos\u00e9 d'une magnitude entre 8,7 et 9,2 qui s'est produit dans la zone de subduction des Cascades en 1700 dans le Pacifique nord-est. Ce tremblement de terre impliquait la plaque\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/cascade-tsunami.jpg?fit=600%2C297&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/cascade-tsunami.jpg?fit=600%2C297&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/cascade-tsunami.jpg?fit=600%2C297&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":12048,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-simulation-montre-le-mega-seisme-des-cascades-qui-pourrait-devaster-le-nord-ouest-du-pacifique\/","url_meta":{"origin":17112,"position":5},"title":"Une simulation montre le m\u00e9ga-seisme des Cascades qui pourrait d\u00e9vaster le nord ouest du Pacifique","author":"Admin","date":"11 mai 2016","format":false,"excerpt":"Cette simulation informatique faite par le Centre d'alerte aux tsunamis du Pacifique s'est bas\u00e9 sur les donn\u00e9es du dernier mega-seisme de 9.2 sur l'\u00e9chelle de Richter qui a eu lieu dans la r\u00e9gion le 26 Janvier 1700. Le tsunami a g\u00e9n\u00e9r\u00e9 un puissant tremblement de terre qui a atteint le\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/tsunami-cascades-oceanpacifique.jpg?fit=850%2C478&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/17112","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=17112"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/17112\/revisions"}],"predecessor-version":[{"id":17117,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/17112\/revisions\/17117"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/17116"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=17112"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=17112"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=17112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}