1911 Michoacán earthquake

{{Infobox earthquake

| title = 1911 Michoacán earthquake

| timestamp = 1911-06-07 11:02:50

| anss-url = iscgem16958148

| isc-event = 16958148

| image = Michoacanearthquake-1911-newspaper.jpg

| imagecaption = Scenes from a contemporary newspaper

| caption =

| local-date = June 7, 1911

| local-time = 04:26

| map2 = {{Location map | Mexico

| label=

| lat=17.5

| long=-102.5

| mark=Bullseye1.png

| marksize=40

| position=top

| width= 260

| float=right

| caption=

| relief=yes}}

| magnitude = 7.6 M_w

| depth = 33 km{{cite web|url=http://usuarios.geofisica.unam.mx/vladimir/sismos/100a%F1os.html|title=CIEN AÑOS DE SISMICIDAD EN MEXICO, IGF UNAM, SSN|publisher=usuarios.geofisica.unam.mx|accessdate=21 July 2016}}

| location = {{coord|17.5|N|102.5|W|display=inline,title}}{{cite web|url=http://www.ngdc.noaa.gov/nndc/struts/results?eq_0=2932&t=101650&s=13&d=22,26,13,12&nd=display|archive-url=https://web.archive.org/web/20170921045545/https://www.ngdc.noaa.gov/nndc/struts/results?eq_0=2932&t=101650&s=13&d=22,26,13,12&nd=display|url-status=dead|archive-date=September 21, 2017|title=Comments for the Significant Earthquake|last=National Geophysical Data Center|author-link=National Geophysical Data Center|accessdate=21 August 2011}}

| countries affected = Mexico

| tsunami =

| aftershocks =

| intensity =

| casualties = 45 dead

}}

The 1911 Michoacán earthquake occurred on June 7 at 04:26 local time (11:02 UTC).{{Cite web |url=http://sdpnoticias.com/nota/90436/Cumplio_Cruz_Roja_100_anos_de_su_primer_servicio_en_Jalisco |title=Cumplió Cruz Roja 100 años de su primer servicio en Jalisco |author=Notimex |website=sdpnoticias.com |date=2011-06-08 |access-date=2011-08-21 |archive-url=https://web.archive.org/web/20111007022937/http://sdpnoticias.com/nota/90436/Cumplio_Cruz_Roja_100_anos_de_su_primer_servicio_en_Jalisco |archive-date=2011-10-07 |url-status=dead }}{{cite web|url=http://www.inehrm.gob.mx/Portal/PtMain.php?pagina=exp-entrada-triunfal-de-madero-articulo|archive-url=https://web.archive.org/web/20111004074735/http://www.inehrm.gob.mx/Portal/PtMain.php?pagina=exp-entrada-triunfal-de-madero-articulo |archive-date=2011-10-04 |url-status=dead|title=INEHRM – Secretaría de Educación Pública|author=SEGOB – DGTI|accessdate=21 July 2016}} The epicenter was located near the coast of Michoacán, Mexico. The earthquake had a magnitude of 7.6 on the moment magnitude scale.{{cite book |title=International Handbook of Earthquake & Engineering Seismology |series=Part A, Volume 81A |chapter=Global seismicity: 1900–1999 |first1=E. R. |last1=Engdahl |first2=A. |last2=Vallaseñor |year=2002 |chapter-url=https://earthquake.usgs.gov/data/centennial/centennial.pdf |publisher=Academic Press |edition=First |isbn=978-0124406520 |page=703 |access-date=2017-12-11 |archive-date=2017-08-20 |archive-url=https://web.archive.org/web/20170820033538/https://earthquake.usgs.gov/data/centennial/centennial.pdf |url-status=dead }} 45 people were reported dead.{{Cite web |url=http://secre.ssn.unam.mx/SSN/Doc/Cuaderno1/ch5.html |title=Apendice A, Historia de la Sismologia en Mexico |website=secre.ssn.unam.mx |access-date=2011-08-21 |archive-url=https://web.archive.org/web/20120324082441/http://secre.ssn.unam.mx/SSN/Doc/Cuaderno1/ch5.html |archive-date=2012-03-24 |url-status=dead }} In Mexico City, 119 houses were destroyed.{{Cite web |url=http://secre.ssn.unam.mx/SSN/Doc/Sismo85/sismo85-7.htm |title=Caracteristicas del sismo del 19 de septiembre de 1985 |website=secre.ssn.unam.mx |access-date=2011-08-21 |archive-url=https://web.archive.org/web/20130515190454/http://secre.ssn.unam.mx/SSN/Doc/Sismo85/sismo85-7.htm |archive-date=2013-05-15 |url-status=dead }} Cracks were reported in Palacio Nacional, Escuela Normal para Maestros, Escuela Preparatoria, Inspección de Policía, and Instituto Geológico.{{Cite web |url=http://www.ssn.unam.mx/website/jsp/ICyT/8612/dos.htm |title=Dos siglos de temblores |website=ssn.unam.mx |access-date=2011-08-21 |archive-url=https://web.archive.org/web/20080203203905/http://www.ssn.unam.mx/website/jsp/ICyT/8612/dos.htm |archive-date=2008-02-03 |url-status=dead }} Ciudad Guzmán, the seat of Zapotlán el Grande, Jalisco, suffered great damage.{{Cite web |url=http://www.e-local.gob.mx/work/templates/enciclo/jalisco/mpios/14023a.htm |title=Enciclopedia de los Municipios de México, estado de jalisco, Zapotlán el Grande |publisher= Instituto Nacional para el Federalismo y el Desarrollo Municipal, Gobierno del Estado de Jalisco |access-date=2011-08-21 |archive-url=https://web.archive.org/web/20070930031222/http://www.e-local.gob.mx/work/templates/enciclo/jalisco/mpios/14023a.htm |archive-date=2007-09-30 |url-status=dead }}

The earthquake occurred hours before the revolutionary Francisco I. Madero entered Mexico City on the same day, and it was also known as "temblor maderista".

On June 7, 2011, a ceremony was held in Ciudad Guzmán commemorating the centenary of this earthquake.{{cite web|url=http://www.periodicoelsur.com/noticias_guzman.aspx?idnoticia=59316|title=Cd. Guzmán – En Zapotlán celebran centenario de fuerte terremoto de 1911|publisher=periodicoelsur.com|accessdate=21 July 2016|archive-date=20 September 2016|archive-url=https://web.archive.org/web/20160920033909/http://www.periodicoelsur.com/noticias_guzman.aspx?idnoticia=59316|url-status=usurped}}

This earthquake was a megathrust earthquake along the Middle America Trench, a major subduction zone.{{cite journal |last1=Kostoglodov |first1=Vladimir |last2=Ponce |first2=Lautaro |title=Relationship between subduction and seismicity in the Mexican part of the Middle America trench |journal=Journal of Geophysical Research |date=1994-01-10 |volume=99 |issue=B1 |pages=729{{endash}}742 |url=http://usuarios.geofisica.unam.mx/vladimir/papers_pdf/Mex_JGR94.pdf}}