{"id":4651,"date":"2012-04-27T07:44:39","date_gmt":"2012-04-27T07:44:39","guid":{"rendered":"http:\/\/blogs.agu.org\/landslideblog\/?p=4651"},"modified":"2012-04-27T07:44:41","modified_gmt":"2012-04-27T07:44:41","slug":"before-and-after-the-hattian-landslide-in-pakistan","status":"publish","type":"post","link":"https:\/\/blogs.agu.org\/landslideblog\/2012\/04\/27\/before-and-after-the-hattian-landslide-in-pakistan\/","title":{"rendered":"Before and after &#8211; the Hattian landslide in Pakistan"},"content":{"rendered":"<p>I was looking at Google Earth imagery of the area affected by the 2005 Kashmir earthquake this week, and in particular focused in on the Hattian landslide.\u00a0 This was by far the largest landslide triggered by the earthquake in 2005.\u00a0 T<a href=\"http:\/\/www.landslidecentre.org\/Papers\/engineering_geology.pdf\">here is a detailed description of the landslide in a paper that we wrote for Engineering Geology, which can be downloaded here<\/a>.\u00a0 This image, collected in September last year, shows the landslide scar and the deposit.\u00a0 Note that the main landslide lake breached in early 2010 &#8211; evidence of the higher water levels for ZalZal lake is clear upstream if the blockage:<\/p>\n<p><a rel=\"attachment wp-att-4652\" href=\"https:\/\/blogs.agu.org\/landslideblog\/2012\/04\/27\/before-and-after-the-hattian-landslide-in-pakistan\/12_04-hattian-1\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4652\" title=\"12_04 Hattian 1\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2012\/04\/12_04-Hattian-1.jpg\" alt=\"\" width=\"638\" height=\"422\" \/><\/a><\/p>\n<p>An interesting comparison is the image from before the earthquake, in this case collected in 2002.\u00a0 Note that Google Earth retains the labels indicating the location of the two lakes, which in this case is quite useful for orientation:<\/p>\n<p><a rel=\"attachment wp-att-4653\" href=\"https:\/\/blogs.agu.org\/landslideblog\/2012\/04\/27\/before-and-after-the-hattian-landslide-in-pakistan\/12_04-hattian-2\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4653\" title=\"12_04 Hattian 2\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2012\/04\/12_04-Hattian-2.jpg\" alt=\"\" width=\"639\" height=\"423\" \/><\/a><\/p>\n<p>The area that the landslide affected is clearly identifiable in this image, and the condition of the topography appears quite deformed.\u00a0 In particular, the streams are deeply incised in comparison with the adjacent areas.\u00a0 Of course this then asks the question as to whether this site could have been identified as a potential landslide before the earthquake from visual inspection alone.\u00a0 In fact I suspect that this would have been difficult, but I am interested hear the opinions of others.<\/p>\n<p><a href=\"http:\/\/www.landslidecentre.org\/Papers\/engineering_geology.pdf\">Dunning et al paper on Hattian landslide<\/a><\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>A comparison of before and after images of the Hattian landslide in Pakistan<!-- AddThis Advanced Settings generic via filter on wp_trim_excerpt --><!-- AddThis Share Buttons generic via filter on wp_trim_excerpt --><\/p>\n","protected":false},"author":22,"featured_media":4652,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[537],"tags":[23,469,622,185,10],"class_list":["post-4651","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-earthquake-induced-landslide","tag-earthquake","tag-featured","tag-hattian","tag-landslide","tag-pakistan"],"_links":{"self":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/4651","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/comments?post=4651"}],"version-history":[{"count":0,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/4651\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media\/4652"}],"wp:attachment":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media?parent=4651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/categories?post=4651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/tags?post=4651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}