{"id":16436,"date":"2026-08-17T12:54:27","date_gmt":"2026-08-17T07:24:27","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=16436"},"modified":"2026-08-17T13:12:35","modified_gmt":"2026-08-17T07:42:35","slug":"earthquake-swarm","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/earthquake-swarm\/","title":{"rendered":"Earthquake Swarm"},"content":{"rendered":"<h2><b>Earthquake Swarm Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Recently, there has been a spate of small earthquakes in Maharashtra and seismologists call this pattern of quakes an earthquake swarm, and Maharashtra has experienced them often before.<\/span><\/p>\n<h2><b>About Earthquake Swarm<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Occurance:<\/b><span style=\"font-weight: 400;\"> It occurs when <\/span><b>multiple seismic events<\/b><span style=\"font-weight: 400;\"> of <\/span><b>comparable intensity strike a small area<\/b><span style=\"font-weight: 400;\"> in <\/span><b>relatively quick succession.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Intensity:<\/b><span style=\"font-weight: 400;\"> It involves a <\/span><b>series of many<\/b><span style=\"font-weight: 400;\"> (sometimes thousands) <\/span><b>low-intensity <a href=\"https:\/\/vajiramandravi.com\/current-affairs\/earthquakes\/\" target=\"_blank\">earthquakes<\/a><\/b><span style=\"font-weight: 400;\"> without a discernible main shock that can occur over weeks in <\/span><b>active geothermal areas.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">When <\/span><b>seismic energy piles up inside the Earth<\/b><span style=\"font-weight: 400;\"> and is released in small amounts from certain points, such a series of earthquakes can occur.<\/span><\/li>\n<\/ul>\n<h3><b>What Causes Swarm Sequences?<\/b><\/h3>\n<ul>\n<li aria-level=\"1\"><b>Fluid movement<\/b>\n<ul>\n<li><span style=\"font-weight: 400;\">In volcanic environments, this can be fluid released from deeper magma or circulating within active geothermal areas (in volcanic areas such as the Taup\u014d Volcanic Zone).<\/span><\/li>\n<li><span style=\"font-weight: 400;\">The earthquakes triggered by fluids occur as fault slip on the cracks and faults through which the water is moving.<\/span><\/li>\n<\/ul>\n<\/li>\n<li aria-level=\"1\"><b>Active volcanism<\/b>\n<ul>\n<li><span style=\"font-weight: 400;\">Magma movement can <\/span><b>also act as the \u2018driving mechanism\u2019<\/b><span style=\"font-weight: 400;\"> for swarms, creating the earthquakes as magma-filled cracks push their way through the Earth\u2019s crust.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">In such a case the earthquakes <\/span><b>commonly occur near the crack tip<\/b><span style=\"font-weight: 400;\"> (ahead of the magma where the crack is starting to open), or off to the side of the crack.<\/span><\/li>\n<\/ul>\n<\/li>\n<li aria-level=\"1\"><b>Slow-slip events<\/b>\n<ul>\n<li><span style=\"font-weight: 400;\">A slow-slip event is <\/span><b>essentially an earthquake in slow-motion,<\/b><span style=\"font-weight: 400;\"> and typically involves <\/span><b>centimetres to tens of centimetres<\/b><span style=\"font-weight: 400;\"> of movement along a fault, over weeks to years.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">We commonly see slow slip events at the <\/span><b>Hikurangi subduction zone,<\/b><span style=\"font-weight: 400;\"> usually at least one or two per year.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><b>Source: <\/b><strong><a href=\"https:\/\/www.thehindu.com\/sci-tech\/science\/why-is-maharashtra-experiencing-an-earthquake-swarm-explained\/article71354709.ece\" target=\"_blank\" rel=\"nofollow noopener\">TH<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Earthquake Swarm occurs when multiple seismic events of comparable intensity strike a small area in relatively quick succession. Read more about Earthquake swarm, Meaning, Causes, Latest News.<\/p>\n","protected":false},"author":5,"featured_media":16437,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[9583],"class_list":["post-16436","post","type-post","status-publish","format-standard","has-post-thumbnail","category-upsc-prelims-current-affairs","tag-earthquake-swarm","no-featured-image-padding"],"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/16436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=16436"}],"version-history":[{"count":3,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/16436\/revisions"}],"predecessor-version":[{"id":119575,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/16436\/revisions\/119575"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/16437"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=16436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=16436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=16436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}