{"id":198233,"date":"2025-04-22T07:42:31","date_gmt":"2025-04-22T07:42:31","guid":{"rendered":"https:\/\/peraltafinancing.com\/american-history\/americanstudies-april-22-2025-earthquakestudying-three-other-california-quakes\/"},"modified":"2025-04-22T07:42:31","modified_gmt":"2025-04-22T07:42:31","slug":"americanstudies-april-22-2025-earthquakestudying-three-other-california-quakes","status":"publish","type":"post","link":"https:\/\/fivemor.com\/?p=198233","title":{"rendered":"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div id=\"post-body-8561434302633323277\" itemprop=\"description articleBody\">\n<p>[<a href=\"https:\/\/www.lindahall.org\/about\/news\/scientist-of-the-day\/charles-richter\/\">125 years<br \/>\nago<\/a> this coming weekend, the <a href=\"https:\/\/ftp.granit.unh.edu\/d-FEMA\/d-NHOEM\/d-Exeter\/ExeterAppendix%20G.pdf\">first name<br \/>\nin earthquakes<\/a>, Charles Richter, was born. So in his honor I\u2019ll AmericanStudy a<br \/>\nhandful of seismic quakes, leading up to a special post on Richter himself!]<\/p>\n<p class=\"MsoNormal\" style=\"margin-top: 12.0pt; tab-stops: 142.5pt;\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\">On one<br \/>\nstriking detail about each of three quakes that followed the 1906 disaster on<br \/>\nwhich I focused in yesterday\u2019s post.<\/span><\/p>\n<p class=\"MsoListParagraphCxSpFirst\" style=\"margin-top: 12.0pt; mso-add-space: auto; mso-list: l0 level1 lfo1; tab-stops: 142.5pt; text-indent: -.25in;\"><!--[if !supportLists]--><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin;\"><span style=\"mso-list: Ignore;\">1)<span style=\"font: 7.0pt &quot;Times New Roman&quot;;\">\u00a0\u00a0\u00a0\u00a0\u00a0<br \/>\n<\/span><\/span><\/span><!--[endif]--><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\"><a href=\"https:\/\/www.conservation.ca.gov\/cgs\/earthquakes\/san-fernando\">San<br \/>\nFernando in 1971<\/a>: Perhaps the worst quake to hit California since 1906,<br \/>\nthis hugely destructive disaster was also (as that hyperlinked website<br \/>\nhighlights at length) strikingly productive, resulting in a number of new policies,<br \/>\nlaws, and research programs that substantially improved the state\u2019s<br \/>\ninfrastructure and disaster readiness. I\u2019d point in particular to the <a href=\"https:\/\/californiaeqclearinghouse.org\/\">Earthquake Clearinghouse<\/a>, a groundbreaking<br \/>\nresource (bad pun intended, but also it really was and is) that has become a<br \/>\nmodel for how multiple scientists and organizations can share information and<br \/>\nideas. <\/span><\/p>\n<p class=\"MsoListParagraphCxSpMiddle\" style=\"margin-top: 12.0pt; mso-add-space: auto; mso-list: l0 level1 lfo1; tab-stops: 142.5pt; text-indent: -.25in;\"><!--[if !supportLists]--><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin;\"><span style=\"mso-list: Ignore;\">2)<span style=\"font: 7.0pt &quot;Times New Roman&quot;;\">\u00a0\u00a0\u00a0\u00a0\u00a0<br \/>\n<\/span><\/span><\/span><!--[endif]--><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\">The <a href=\"https:\/\/www.conservation.ca.gov\/cgs\/earthquakes\/loma-prieta\">Bay Area in 1989<\/a>:<br \/>\nNo amount of preparation or readiness could prevent earthquakes from occurring,<br \/>\nof course, and the next major one would hit the San Francisco\/Oakland Bay Area<br \/>\n(the first major quake in that region since 1906) in October 1989. Like the 1906<br \/>\nquake, this one\u2019s epicenter was on the <a href=\"https:\/\/geology.com\/articles\/san-andreas-fault.shtml\">San Andreas fault<\/a>,<br \/>\nwhich to my understanding remains the most fragile site for such disasters to<br \/>\nthis day. But for this AmericanStudier, as I\u2019m sure for many Americans then and<br \/>\nsince, what made this quake truly stand out was its <a href=\"https:\/\/www.youtube.com\/watch?v=YUKNvoAAa8s\">impact on the World Series<\/a>,<br \/>\nthe first and to date only that featured the two Bay Area teams\u2014and which was delayed<br \/>\nfor a week due to the quake.<\/span><\/p>\n<p class=\"MsoListParagraphCxSpLast\" style=\"margin-top: 12.0pt; mso-add-space: auto; mso-list: l0 level1 lfo1; tab-stops: 142.5pt; text-indent: -.25in;\"><!--[if !supportLists]--><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin; mso-fareast-font-family: Calibri; mso-fareast-theme-font: minor-latin;\"><span style=\"mso-list: Ignore;\">3)<span style=\"font: 7.0pt &quot;Times New Roman&quot;;\">\u00a0\u00a0\u00a0\u00a0\u00a0<br \/>\n<\/span><\/span><\/span><!--[endif]--><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\"><a href=\"https:\/\/www.conservation.ca.gov\/cgs\/earthquakes\/northridge\">Northridge in<br \/>\n1994<\/a>: To come full circle to my first item, this catastrophic Southern<br \/>\nCalifornia quake was particularly ironic because it came four years after the California<br \/>\nLegislature passed <span style=\"mso-spacerun: yes;\">\u00a0<\/span>the <a href=\"https:\/\/www.conservation.ca.gov\/cgs\/sh\/program\">Seismic Hazards Mapping<br \/>\nAct<\/a> of 1990. As with most bureaucratic processes, the actual such mapping<br \/>\nhad proceeded slowly, and likely had not been able to take much effect by the<br \/>\ntime of this January 1994 quake (which would be, perhaps unrelatedly but<br \/>\nperhaps not, the costliest earthquake in US history). In any case, this<br \/>\ndisaster certainly sped up the mapping and zoning processes, and in the decades<br \/>\nsince Northridge a great deal of Southern California and the state overall have<br \/>\nbeen assessed and developed to make them safer before the next big one. <\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-top: 12.0pt; tab-stops: 142.5pt;\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\">Next quake<br \/>\ntomorrow,<\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-top: 12.0pt; tab-stops: 142.5pt;\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\">Ben<\/span><\/p>\n<p class=\"MsoNormal\" style=\"margin-top: 12.0pt; tab-stops: 142.5pt;\"><span style=\"mso-bidi-font-family: Calibri; mso-bidi-theme-font: minor-latin;\">PS. What<br \/>\ndo you think? Famous quakes or other natural disasters you\u2019d analyze?<\/span><\/p>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>[125 years ago this coming weekend, the first name in earthquakes, Charles Richter, was born. So in his honor I\u2019ll AmericanStudy a handful of seismic quakes, leading up to a special post on Richter himself!] On one striking detail about each of three quakes that followed the 1906 disaster on which I focused in yesterday\u2019s [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12032],"tags":[13299,4759,531,75808,45767],"dealstore":[],"offerexpiration":[],"class_list":["post-198233","post","type-post","status-publish","format-standard","hentry","category-american-history","tag-americanstudies","tag-april","tag-california","tag-earthquakestudying","tag-quakes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes - Som2ny Network<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fivemor.com\/?p=198233\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes - Som2ny Network\" \/>\n<meta property=\"og:description\" content=\"[125 years ago this coming weekend, the first name in earthquakes, Charles Richter, was born. So in his honor I\u2019ll AmericanStudy a handful of seismic quakes, leading up to a special post on Richter himself!] On one striking detail about each of three quakes that followed the 1906 disaster on which I focused in yesterday\u2019s [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fivemor.com\/?p=198233\" \/>\n<meta property=\"og:site_name\" content=\"Som2ny Network\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-22T07:42:31+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/fivemor.com\/?p=198233#article\",\"isPartOf\":{\"@id\":\"https:\/\/fivemor.com\/?p=198233\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\/\/fivemor.com\/#\/schema\/person\/b85e3c3dc0e1daea076524dc8810c371\"},\"headline\":\"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes\",\"datePublished\":\"2025-04-22T07:42:31+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/fivemor.com\/?p=198233\"},\"wordCount\":408,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/fivemor.com\/#organization\"},\"keywords\":[\"AmericanStudies\",\"April\",\"California\",\"EarthquakeStudying\",\"Quakes\"],\"articleSection\":[\"American History\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/fivemor.com\/?p=198233#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/fivemor.com\/?p=198233\",\"url\":\"https:\/\/fivemor.com\/?p=198233\",\"name\":\"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes - Som2ny Network\",\"isPartOf\":{\"@id\":\"https:\/\/fivemor.com\/#website\"},\"datePublished\":\"2025-04-22T07:42:31+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/fivemor.com\/?p=198233#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/fivemor.com\/?p=198233\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/fivemor.com\/?p=198233#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/fivemor.com\/?bp_activities=1\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/fivemor.com\/#website\",\"url\":\"https:\/\/fivemor.com\/\",\"name\":\"Som2ny Network\",\"description\":\"Daily Deals\",\"publisher\":{\"@id\":\"https:\/\/fivemor.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/fivemor.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/fivemor.com\/#organization\",\"name\":\"Som2ny Network\",\"url\":\"https:\/\/fivemor.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/fivemor.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/fivemor.com\/wp-content\/uploads\/2026\/07\/4a0953c4-logo-300x86-1.png\",\"contentUrl\":\"https:\/\/fivemor.com\/wp-content\/uploads\/2026\/07\/4a0953c4-logo-300x86-1.png\",\"width\":300,\"height\":86,\"caption\":\"Som2ny Network\"},\"image\":{\"@id\":\"https:\/\/fivemor.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/fivemor.com\/#\/schema\/person\/b85e3c3dc0e1daea076524dc8810c371\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/fivemor.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/729ae85bf62b9917e93538db2f2688ca?s=96&r=g&default=https%3A%2F%2Ffivemor.com%2Fwp-content%2Fplugins%2Fbuddypress-first-letter-avatar%2Fimages%2Fdefault%2F96%2Flatin_a.png\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/729ae85bf62b9917e93538db2f2688ca?s=96&r=g&default=https%3A%2F%2Ffivemor.com%2Fwp-content%2Fplugins%2Fbuddypress-first-letter-avatar%2Fimages%2Fdefault%2F96%2Flatin_a.png\",\"caption\":\"admin\"},\"sameAs\":[\"https:\/\/fivemor.com\"],\"url\":\"https:\/\/fivemor.com\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes - Som2ny Network","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/fivemor.com\/?p=198233","og_locale":"en_US","og_type":"article","og_title":"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes - Som2ny Network","og_description":"[125 years ago this coming weekend, the first name in earthquakes, Charles Richter, was born. So in his honor I\u2019ll AmericanStudy a handful of seismic quakes, leading up to a special post on Richter himself!] On one striking detail about each of three quakes that followed the 1906 disaster on which I focused in yesterday\u2019s [&hellip;]","og_url":"https:\/\/fivemor.com\/?p=198233","og_site_name":"Som2ny Network","article_published_time":"2025-04-22T07:42:31+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/fivemor.com\/?p=198233#article","isPartOf":{"@id":"https:\/\/fivemor.com\/?p=198233"},"author":{"name":"admin","@id":"https:\/\/fivemor.com\/#\/schema\/person\/b85e3c3dc0e1daea076524dc8810c371"},"headline":"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes","datePublished":"2025-04-22T07:42:31+00:00","mainEntityOfPage":{"@id":"https:\/\/fivemor.com\/?p=198233"},"wordCount":408,"commentCount":0,"publisher":{"@id":"https:\/\/fivemor.com\/#organization"},"keywords":["AmericanStudies","April","California","EarthquakeStudying","Quakes"],"articleSection":["American History"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/fivemor.com\/?p=198233#respond"]}]},{"@type":"WebPage","@id":"https:\/\/fivemor.com\/?p=198233","url":"https:\/\/fivemor.com\/?p=198233","name":"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes - Som2ny Network","isPartOf":{"@id":"https:\/\/fivemor.com\/#website"},"datePublished":"2025-04-22T07:42:31+00:00","breadcrumb":{"@id":"https:\/\/fivemor.com\/?p=198233#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/fivemor.com\/?p=198233"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/fivemor.com\/?p=198233#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/fivemor.com\/?bp_activities=1"},{"@type":"ListItem","position":2,"name":"AmericanStudies: April 22, 2025: EarthquakeStudying: Three Other California Quakes"}]},{"@type":"WebSite","@id":"https:\/\/fivemor.com\/#website","url":"https:\/\/fivemor.com\/","name":"Som2ny Network","description":"Daily Deals","publisher":{"@id":"https:\/\/fivemor.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/fivemor.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/fivemor.com\/#organization","name":"Som2ny Network","url":"https:\/\/fivemor.com\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/fivemor.com\/#\/schema\/logo\/image\/","url":"https:\/\/fivemor.com\/wp-content\/uploads\/2026\/07\/4a0953c4-logo-300x86-1.png","contentUrl":"https:\/\/fivemor.com\/wp-content\/uploads\/2026\/07\/4a0953c4-logo-300x86-1.png","width":300,"height":86,"caption":"Som2ny Network"},"image":{"@id":"https:\/\/fivemor.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/fivemor.com\/#\/schema\/person\/b85e3c3dc0e1daea076524dc8810c371","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/fivemor.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/729ae85bf62b9917e93538db2f2688ca?s=96&r=g&default=https%3A%2F%2Ffivemor.com%2Fwp-content%2Fplugins%2Fbuddypress-first-letter-avatar%2Fimages%2Fdefault%2F96%2Flatin_a.png","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/729ae85bf62b9917e93538db2f2688ca?s=96&r=g&default=https%3A%2F%2Ffivemor.com%2Fwp-content%2Fplugins%2Fbuddypress-first-letter-avatar%2Fimages%2Fdefault%2F96%2Flatin_a.png","caption":"admin"},"sameAs":["https:\/\/fivemor.com"],"url":"https:\/\/fivemor.com\/?author=1"}]}},"_links":{"self":[{"href":"https:\/\/fivemor.com\/index.php?rest_route=\/wp\/v2\/posts\/198233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fivemor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fivemor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fivemor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fivemor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=198233"}],"version-history":[{"count":0,"href":"https:\/\/fivemor.com\/index.php?rest_route=\/wp\/v2\/posts\/198233\/revisions"}],"wp:attachment":[{"href":"https:\/\/fivemor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=198233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fivemor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=198233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fivemor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=198233"},{"taxonomy":"dealstore","embeddable":true,"href":"https:\/\/fivemor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fdealstore&post=198233"},{"taxonomy":"offerexpiration","embeddable":true,"href":"https:\/\/fivemor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fofferexpiration&post=198233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}