what was the magnitude of the earthquake happened in 1985 in mexico city
8.0
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1985 Mexico City earthquake The 1985 Mexico City earthquake struck in the early morning of 19 September at 07:17:50 (CST) with a moment magnitude of 8.0 and a Mercalli intensity of IX ("Violent"). The event caused serious damage to the Greater Mexico City area and the deaths of at least 5,000 people. The sequence of events included a foreshock of magnitude 5.2 that occurred the prior May, the main shock on 19 September, and two large aftershocks. The first of these occurred on 20 September with a magnitude of 7.5 and the second occurred seven months later on 30 April
1985 Mexico City earthquake
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1985 Mexico City earthquake The 1985 Mexico City earthquake struck in the early morning of 19 September at 07:17:50 (CST) with a moment magnitude of 8.0 and a Mercalli intensity of IX ("Violent"). The event caused serious damage to the Greater Mexico City area and the deaths of at least 5,000 people. The sequence of events included a foreshock of magnitude 5.2 that occurred the prior May, the main shock on 19 September, and two large aftershocks. The first of these occurred on 20 September with a magnitude of 7.5 and the second occurred seven months later on 30 April
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to be one that combines the agony and frustration of a people that struggled with the hardships of the time. To this day the track can still be relevant in many ways especially when it comes to difficult situations. 1985 Mexico City earthquake The 1985 Mexico City earthquake struck in the early morning of 19 September at 07:17:50 (CST) with a moment magnitude of 8.0 and a Mercalli intensity of IX ("Violent"). The event caused serious damage to the Greater Mexico City area and the deaths of at least 5,000 people. The sequence of events included a foreshock of magnitude
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deadly earthquake in the region occurred about 170 km to the south-east on 19 September 1985. This magnitude 8.0 earthquake killed at least 9,500 people, injured about 30,000, and left 100,000 people homeless. Sources 2003 Colima earthquake The 2003 Colima earthquake occurred on 21 January with a moment magnitude of 7.5 and a maximum Mercalli intensity of VIII ("Severe"). The epicenter was located on the Pacific coast in the Mexican state of Colima. The earthquake was felt as far away as Mexico City and in southern parts of the United States. The 2003 Colima earthquake resulted in the death of
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from the coast, creating the Gulf of California. Continued motion along this fault is the source of earthquakes in western Mexico. Mexico has a long history of destructive earthquakes and volcanic eruptions. In September 1985, an earthquake measuring 8.0 on the moment magnitude scale and centered in the subduction zone off Acapulco killed more than 4,000 people in Mexico City, more than 300 kilometers away. Volcán de Colima, south of Guadalajara, erupted in 1994, and El Chichón, in southern Mexico, underwent a violent eruption in 1983. Parícutin in northwest Mexico began as puffs of smoke in a cornfield in 1943;
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people abandoned the city of Oaxaca after the earthquake and low property prices meant that a small number of families were able to gain ownership of most of the city. A magnitude 7.5 earthquake on September 30, 1999 had a hypocenter close to that of the 1931 earthquake. 1931 Oaxaca earthquake The 1931 Oaxaca earthquake affected portions of southern Mexico on January 14 at 18:50 MST. It registered a magnitude of 8.0 on the surface wave magnitude scale and had a maximum perceived intensity of X ("Extreme") on the Mercalli intensity scale. The state of Oaxaca lies above the convergent
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professional wrestling matches with different wrestlers involved in pre-existing scripted feuds, plots and storylines. Wrestlers were portrayed as either heels (referred to as "rudos" in Mexico, those that portray the "bad guys") or faces ("técnicos" in Mexico, the "good guy" characters) as they followed a series of tension-building events, which culminated in a wrestling match or series of matches. The 52nd Anniversary Show was scheduled to take place on September 20, 1985, but the day before the event Mexico City was it with a magnitude 8.0 earthquake. EMLL canceled the event both because of the general devastation but also over
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Coliseo Anniversary Show and Arena México anniversary shows). EMLL was supposed to hold the EMLL 52nd Anniversary Show on September 20, 1985 but Mexico City was hit by a magnitude 8.0 earthquake. EMLL canceled the event both because of the general devastation but also over fears that Arena México might not be structurally sound after the earthquake. When Jim Crockett Promotions was bought by Ted Turner in 1988 EMLL became the oldest still active promotion in the world. In 1991 EMLL was rebranded as "Consejo Mundial de Lucha Libre" and thus held the CMLL 59th Anniversary Show, the first under
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1985 but Mexico City was hit by a magnitude 8.0 earthquake. EMLL canceled the event both because of the general devastation but also over fears that Arena México might not be structurally sound after the earthquake. When Jim Crockett Promotions was bought by Ted Turner in 1988 EMLL became the oldest still active promotion in the world. In 1991 EMLL was rebranded as "Consejo Mundial de Lucha Libre" and thus held the CMLL 59th Anniversary Show, the first under the new name, on September 18, 1992. Traditionally CMLL holds their major events on Friday Nights, replacing their regularly scheduled "Super
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20, 1985 but Mexico City was hit by a magnitude 8.0 earthquake. EMLL canceled the event both because of the general devastation but also over fears that Arena México might not be structurally sound after the earthquake. When Jim Crockett Promotions was bought by Ted Turner in 1988 EMLL became the oldest still active promotion in the world. In 1991 EMLL was rebranded as "Consejo Mundial de Lucha Libre" and thus held the CMLL 59th Anniversary Show, the first under the new name, on September 18, 1992. Traditionally CMLL holds their major events on Friday Nights, replacing their regularly scheduled
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1995 Colima–Jalisco earthquake The 1995 Colima–Jalisco earthquake occurred on October 9 at 15:35 UTC with a moment magnitude of 8.0 and a maximum Mercalli intensity of VIII ("Severe"). The shock occurred off the coast of Jalisco, Mexico, where a tsunami was triggered that affected a stretch of the coast. The earthquake could be felt in Mexico City and in high-rise buildings in Dallas and Houston. In Mexico, the Cihuatlan-Manzanillo was the most severely affected area. At least 49 people died and 100 were injured. This earthquake occurred in the area where the Rivera Plate subducts beneath the North American Plate.
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the main shock, which will make the additional seismic moment equivalent to that of an 7.7 earthquake. 1995 Colima–Jalisco earthquake The 1995 Colima–Jalisco earthquake occurred on October 9 at 15:35 UTC with a moment magnitude of 8.0 and a maximum Mercalli intensity of VIII ("Severe"). The shock occurred off the coast of Jalisco, Mexico, where a tsunami was triggered that affected a stretch of the coast. The earthquake could be felt in Mexico City and in high-rise buildings in Dallas and Houston. In Mexico, the Cihuatlan-Manzanillo was the most severely affected area. At least 49 people died and 100 were
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at the balcony of the Presidential Palace, where De la Madrid was reviewing the May Day parade. Although the President was unharmed, the incident left many officials and guests injured, including the then-director of the ISSTE, Alejandro Carrillo. In the morning of September 19, 1985, an 8.0 magnitude earthquake devastated Mexico City and caused the deaths of at least 5,000 people. De La Madrid's mishandling of the disaster damaged his popularity because of his initial refusal of international aid. It placed Mexico's delicate path to economic recovery in an even more precarious situation, as the destruction extended to other parts
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would become known as "The Cathedral of Lucha Libre". On occasion EMLL held more than one show labelled as their "Anniversary" show, such as two 33rd Anniversary Shows in 1966. Over time the anniversary show series became the oldest, longest-running annual professional wrestling show. In comparison, WWE's WrestleMania is only the fourth oldest still promoted show (CMLL's Arena Coliseo Anniversary Show and Arena México anniversary shows being second and third). EMLL was supposed to hold the EMLL 52nd Anniversary Show on September 20, 1985 but Mexico City was hit by a magnitude 8.0 earthquake. EMLL canceled the event both because
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the flood victims. It also distributed ultra-filtration systems, food and tents for residents. Realising a shortage of medical services, Mercy Relief partnered with SingHealth and South City Hospital in Pakistan, where a medical mission team was sent to aid residents living in that region. The 2008 Sichuan earthquake was a 8.0 magnitude earthquake, which happened on May 12, 2008. It killed 69, 197 people and left 18,222 people missing. Mercy Relief responded to the 2008 Sichuan earthquake, which killed almost 90,000 people and affected a population of 11 million. It was the first foreign group to deliver essentials such as
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buildings at Mexico City and all the nation the civil protection authorities conduct evacuation drills to evaluate the evacuation response in the case of an earthquake. On September 19, 2017, 32 years after the 1985 earthquake, Mexico City also faced another earthquake at around 13:14 CDT (18:14 UTC), nearly two hours after the earthquake drills took place. The Soda Stereo hit "Cuando pase el temblor" which was coincidentally released just weeks after the disaster was temporarily banned from airplay in Mexico due to the magnitude of the events of September 19 and 20. However, most music analysts consider the track
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the 1985 Mexico City earthquake, the 1995 Colima–Jalisco earthquake and the 2003 Colima earthquake. The earthquake coincided with an earthquake drill in Chiapas. The earthquake drill, simulating an earthquake of magnitude 7.9 on the Richter scale, was implemented by the Protección Civil of Chiapas on 20 March. The earthquake drill started at 12:00, and the real earthquake occurred just minutes later. The airport of Mexico City was closed for a short time and reopened after no damage had been observed. The trading of Mexican Stock Exchange (BMV) was suspended. The earthquake caused power outage in central and eastern Mexico and
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Ground shaking lasted more than five minutes in places along the coast and parts of Mexico City shook for three minutes, with an average shaking time of 3–4 minutes. It is estimated the movement along the fault was about three meters. The main tremor was foreshadowed by a quake of magnitude 5.2 on 28 May 1985, and was followed by two significant aftershocks: one on 20 September 1985 of magnitude 7.5 lasting thirteen seconds and the third occurring seven months later on 30 April 1986 with magnitude 7.0 lasting ten seconds. However, at least twelve other minor aftershocks were associated
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2017 Puebla earthquake The 2017 Puebla earthquake struck at 13:14 CDT (18:14 UTC) on 19 September 2017 with an estimated magnitude of and strong shaking for about 20 seconds. Its epicenter was about south of the city of Puebla. The earthquake caused damage in the Mexican states of Puebla and Morelos and in the Greater Mexico City area, including the collapse of more than 40 buildings. 370 people were killed by the earthquake and related building collapses, including 228 in Mexico City, and more than 6,000 were injured. The quake coincidentally occurred on the 32nd anniversary of the 1985 Mexico
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and teenagers from many sports clubs who received training in the U.S. On Thursday, September 19, 1985, at 7:19 am CST, Mexico City was struck by an earthquake of magnitude 8.1 on the Richter magnitude scale. Although this earthquake was not as deadly or destructive as many similar events in Asia and other parts of Latin America, it proved to be a disaster politically for the one-party government. The government was paralyzed by its own bureaucracy and corruption, forcing ordinary citizens to create and direct their own rescue efforts and to reconstruct much of the housing that was lost as
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More recent appearances of the phenomenon, along with video footage of the incidents, happened in Sonoma County of California on August 24, 2014, and in Wellington New Zealand on November 14, 2016 where blue flashes like lightning were seen in the night sky, and recorded on several videos. In September 8, 2017, many people reported such sightings in Mexico City after a 8.2 magnitude earthquake with epicenter 460 miles (740 km) away, near Pijijiapan in the state of Chiapas. Appearances of the earthquake light seem to occur when the quakes have a high magnitude, generally 5 or higher on the
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earthquakes of magnitude 7.8 or stronger in the 20th century prior to the 1985 event. However, this particular section of the subduction zone had not had an event for a much longer time. Shockwaves from the earthquake hit the mouth of the Río Balsas on the coast at 7:17 am and hit Mexico City, 350 km (217 mi) away, two minutes later at 7:19 am. The 19 September quake was a multiple event with two epicenters and the second movement occurring 26 seconds after the first. Because of multiple breaks in the fault line, the event was of long duration.
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As of January 2018, the Torre Pemex is the sixth tallest building in Mexico, and the fourth tallest in Mexico City. The tower is currently occupied by approximately 7,000 Pemex employees. On 19 September 1985, the tower withstood a magnitude 8.1 earthquake, as well as other strong earthquakes that commonly strike Mexico City. The building was designed to withstand an earthquake of 8.5 on the Richter scale. On January 31, 2013, a powerful explosion rocked the tower, claiming 37 lives and injuring approximately 126. The explosion is believed to have occurred in the basement of the building's link to an
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were knocked down; and that parts of Lincoln Cathedral were brought down. The damage to Lincoln cathedral has been a controversial issue because it cannot be determined to what extent the earthquake damaged it and what parts fell on their own due to poor construction. The city of Lincoln was reported to have been damaged by the earthquake. 1185 East Midlands earthquake The 1185 East Midlands earthquake happened in England. It is the first earthquake in England for which there are reliable reports indicating damage. The moment magnitude of the shock was estimated to be above 5.0 and its intensity
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that area. All of this goes into the overall design and flexibility of the tunnel. This same trend of limited subway damage following an earthquake can be seen in many other places. In 1985 a magnitude 8.1 earthquake shakes Mexico City; there is no damage to the subway system, and in fact the subway systems serve as a lifeline for emergency personnel and evacuations. A magnitude 7.2 rips through Kobe Japan in 1995, leaving no damage to the tunnels themselves. Entry portals sustained minor damages, however these damages were attributed to inadequate earthquake design that originated from the original construction
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epicenter was about 12 miles from Matías Romero and centered approximately between the two even more violent earthquakes felt by Mexico earlier in the month, and is considered an aftershock. On September 8, an 8.1 magnitude quake had struck off of the southern Pacific coast, near Chiapas state. Mexico City, on September 19, then endured a 7.1 magnitude quake, which also marked the 32nd anniversary of the devastating 1985 earthquake, in which more than 10,000 people had been killed. The state is located in the south of Mexico, bordered by the states of Puebla, Veracruz, Chiapas and Guerrero with the
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(Catedral de San José) that local folklore says is haunted. Ciudad Guzmán is located in an area of high seismic activity. The cathedral’s towers have tumbled down several times due to earthquakes, sometimes killing people, and their souls are said to guard the place. The last time the towers collapsed was on September 19, 1985, during the 1985 Mexico City earthquake, an earthquake of magnitude 8.1 that has come to be considered one of the most devastating natural disasters of the 20th century. In Guzmán City, it left more than 50 people dead and about 1,000 injured. The cathedral towers
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1986 with a magnitude of 7.0. They were located off the coast along the Middle America Trench, more than away, but the city suffered major damage due to its large magnitude and the ancient lake bed that Mexico City sits on. The event caused between three and four billion USD in damage as 412 buildings collapsed and another 3,124 were seriously damaged in the city. Much of Mexico's volcanic and seismic activity stems from the movement of the North American plate against the Cocos and Pacific plates and it is one of the most active trenches in the world. Each
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1911 Michoacán earthquake The 1911 Michoacán earthquake occurred on June 7 at 04:26 local time (11:02 UTC). The epicenter was located near the coast of Michoacán, Mexico. The earthquake had a magnitude of 7.6 on the moment magnitude scale. 45 people were reported dead. In Mexico City, 119 houses were destroyed. Cracks were reported in Palacio Nacional, Escuela Normal para Maestros, Escuela Preparatoria, Inspección de Policía, and Instituto Geológico. Ciudad Guzmán, the seat of Zapotlán el Grande, Jalisco, suffered great damage. The earthquake occurred hours before the revolutionary Francisco I. Madero entered Mexico City in the same day, and it
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IV, including Brooksville on the west coast, Titusville on the east coast, and Panama City on the panhandle. In Atlanta, Georgia, the intensity was reported to be at level III. 2006 Gulf of Mexico earthquake The 2006 Gulf of Mexico earthquake occurred in the eastern Gulf of Mexico on September 10 at . The intraplate earthquake measured 5.8 on the moment magnitude scale and its epicenter was located about 250 miles west-southwest of Anna Maria, Florida. The event was felt throughout much of the Gulf Coast of the United States and was the second earthquake of magnitude 5 or greater
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earthquake, thanks to its outstanding design and strength. This feat garnered it recognition in the form of the American Institute of Steel Construction Award of Merit for "the tallest building ever exposed to a huge seismic force" (as is attested by plaques in the building's lobby and observation deck). However, an even greater test came, by far, with the magnitude 8.1 September 19, 1985 earthquake, which destroyed many buildings in Mexico City, especially the ones built downtown, in the tower's neighborhood. The Torre Latinoamericana withstood this force without problems, and has thus become a symbol of safety in Mexico City.
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2014 Guerrero earthquake The 2014 Guerrero earthquake occurred with a moment magnitude of 7.2 that hit the state of Guerrero, close to Acapulco, Mexico, on 18 April at 14:27:26. The epicenter occurred 265 kilometers southwest of Mexico City and at a depth of 24 kilometers. Thrust motion at shallow depths is what caused the earthquake. This was broadly consistent with a slip on or near the Guerrero Seismic Gap, a boundary between the Cocos and North American plates along the Pacific Coast approximately 200 kilometers long. The shaking was felt in states as far away as Puebla and Tlaxcala. The
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2011 Zumpango earthquake The 2011 Zumpango earthquake occurred at with a moment magnitude of 6.5 and a maximum Mercalli intensity of VII ("Very strong"). Its epicenter was located in the city Zumpango, Guerrero, roughly equidistant between the metropolitan areas of Mexico City and Acapulco. The quake was felt in Guerrero, Michoacán, Mexico State, Mexico City and Puebla. Multiple deaths and injuries resulted from the earthquake, although the effects were minimized because the hypocenter was relatively deep at 65 kilometers. The resulting damage was minimal, but during the panic people evacuated buildings in Mexico City. In Mexico City, a little more
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coast, near Chiapas state. Mexico City, on September 19, then endured a 7.1 magnitude quake, which also marked the 32nd anniversary of the devastating 1985 earthquake, in which more than 10,000 people had been killed. Matías Romero, Oaxaca It is part of the Juchitán District in the west of the Istmo de Tehuantepec region. El Rio Corte in Colonia Cuauhtemoc is a popular tourist spot, wide and with excellent beaches. As of 2005, the municipality had a total population of 38,421. According to the US Geological Survey, early on September 23, 2017, a magnitude 6.1 earthquake struck 12 miles southeast
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Torre Latinoamericana The Torre Latinoamericana () is a skyscraper in downtown Mexico City, situated in the historic city center. Its central location, height (, and history make it one of the city's most important landmarks. It is widely recognized internationally as an engineering and architectural landmark since it was the world's first major skyscraper successfully built on highly active seismic land. The skyscraper notably withstood the 8.1 magnitude 1985 Mexico City earthquake without damage, whereas several other structures in the downtown area were damaged. The Torre Latinoamericana was Mexico City's tallest completed building for almost 27 years, from its opening
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was also known as "temblor maderista". On June 7, 2011, a ceremony was held in Ciudad Guzmán commemorating the centenary of this earthquake. This earthquake was a megathrust earthquake along the Middle America Trench (MAT), a major subduction zone. 1911 Michoacán earthquake The 1911 Michoacán earthquake occurred on June 7 at 04:26 local time (11:02 UTC). The epicenter was located near the coast of Michoacán, Mexico. The earthquake had a magnitude of 7.6 on the moment magnitude scale. 45 people were reported dead. In Mexico City, 119 houses were destroyed. Cracks were reported in Palacio Nacional, Escuela Normal para Maestros,
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the Instituto Mexicano de Seguro Social in Mexico City called "Las Enseñanzas de Quetzalcoatl" and another called "Maternidad Yacente". The first was damaged by the 1985 Mexico City earthquake, and was repaired by his son, Cantu Fabila and his wife Elsa. In 1958 he sculpted two stone slabs for the exterior of the Unidad Independencia theater in Mexico City. However, the day after they were finished, they were robbed. A similar fate happened to one of the copies of the IMSS emblem. He created a low relief called "El Flechador del sol" in 1961 on the Sierra Madre along the
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on the bottom of the Sierra de las Cruces mountain range that surrounds the Valley of Mexico by its west side, outside of the ancient lake zone. This made possible Line 7 to be built as a deep-tunnel. On the morning of September 19, 1985, an 8.1 Richter magnitude earthquake struck Mexico City. Many buildings as well as streets were left with major damage making the transportation on the ground difficult, but the STC Metro was not damaged because a rectangular structure had been used instead of arches, making it resistant to earthquakes, thus proving to be a safe means
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year more than 90 tremors above magnitude 4.0 are recorded in this zone. While not on or near any fault line like San Francisco or Los Angeles, Mexico City is vulnerable to earthquakes. The main reason for this is the surface geology of the area, especially the downtown area. The city was originally built on an island in the middle of Lake Texcoco, and Aztec rulers built dikes to prevent flooding while Spanish colonial rulers later drained the lakes in response to major flooding. The near surface geology of this area is classified into three sections: the old lake bed
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1964 Guerrero earthquake The 1964 Guerrero earthquake occurred on July 6 at in Guerrero, Mexico. The magnitude of this earthquake was given as M 7.4, or M 7.2. In the nearby region, the Cocos Plate is subducting beneath the North American Plate, however, this was an intraplate earthquake. The earthquake affected the states of Guerrero and Michoacán. Forty deaths were reported. The most affected places included Ciudad Altamirano, Cutzamala, Coyuca de Catalán, Tanganhuato, and Huertamo. The earthquake was also felt strongly and caused panic in Mexico City. Coyuca de Catalán was seriously damaged. The city hall was destroyed. The majority
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1981 Playa Azul earthquake The 1981 Playa Azul earthquake occurred on October 24, 1981, at 21:22 local time (03:22 UTC on October 25). It was located near Playa Azul, Michoacán, Mexico. The magnitude of the earthquake was 7.2, or 7.3. Three deaths were reported, two from Michoacán and one from Mexico City. Some buildings were damaged in both Michoacán and Mexico City. A small tsunami was registered in Acapulco with a maximum height of 9 cm. The southwestern coast of Mexico lies above the convergent boundary where the Rivera Plate and Cocos Plate are being subducted beneath the North American
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1985 Rapel Lake earthquake The 1985 Rapel Lake earthquake occurred on 8 April at with a moment magnitude of 7.5 and a maximum perceived intensity of VII ("Very strong"). The shock was centered southwest of Santiago, Chile, with a focal depth of . The 9 April 1985 earthquake occurred in the same fault area as the 2010 Pichilemu earthquake, and is considered by University of Chile Seismological Service a thrust fault-type interplate earthquake. The earthquake, measured in the Modified Mercalli intensity, reached magnitude VI in Curacaví, La Calera, Los Andes, Peñaflor, San Antonio, Valparaíso, and Viña del Mar; and magnitude
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April 2014 earthquake was located just northwest of the rupture area of a 1957 Guerrero earthquake that measured 7.8 on the moment magnitude scale. Since 1975, 23 earthquakes of magnitude 6.0 or greater have occurred within 200 kilometers of the same area as the April 2014 earthquake. One person was injured when a wall collapsed in the city of Lazaro Cardenas, Michoacan. 30 homes and a few buildings in Morelia sustained minor damage. At least 700 buildings and over 500 homes were damaged in Guerrero, and 21 homes collapsed. Building and home damage was also reported in capital Mexico City
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demanded higher salaries. The second happened on May 22 at 06:30 UTC-4. Its epicenter was in the Nahuelbuta National Park, Araucanía Region, Chile, and its magnitude was 7.1 M. It was followed by a 6.8 M earthquake at 06:32 UTC-4. The third happened the same day at 14:56 UTC-4. Its epicenter was near Purén, Araucanía Region, Chile and its magnitude was 7.8 M or 7.8 M. This earthquake happened 15 minutes before the 1960 Valdivia earthquake. 1960 Concepción earthquakes The 1960 Concepción earthquakes were a succession of three destructive earthquakes that happened between 21 and 22 May 1960. They formed
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of similar strength in Asia and other parts of Latin America where death tolls have run between 66,000 and 242,000 for earthquakes of magnitude 7.8 or above. Part of the explanation for that was the hour in which the earthquake struck, approximately 7:20 am, when people were awake but not in the many schools and office buildings that were severely damaged. However, the death toll was great enough to require the use of the IMSS baseball field as a morgue, using ice to conserve bodies for identification. The main reason that the figures have been disputed is the government's response
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1999 Oaxaca earthquake The 1999 Oaxaca earthquake occurred on September 30 at 11:31 local time (16:31 UTC) in Oaxaca, Mexico, 60 km NNW of Puerto Ángel. The epicenter was located near San Agustin Loxicha. It had a magnitude of 7.4. The maximum intensity reached MM VIII in southwestern Oaxaca, and could be felt strongly in Mexico City. The torrential rains preceding and following the temblor intensified the damage of this earthquake. Thirty-five people were reported dead. The archeological site of the ancient Zapotec city of Monte Alban also suffered damage in this earthquake. This was an intraplate earthquake in the
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1995 Chiapas earthquake The 1995 Chiapas earthquake occurred on . The epicenter was located in Ocozocoautla de Espinosa, in the state of Chiapas, Mexico, near Tuxtla Gutiérrez. It had a magnitude of 7.1, or 6.5. Building damage was reported. Around 70 people were reported injured. In Tuxtla Gutiérrez, telephone and electricity services were momentarily interrupted. This earthquake could be felt strongly in Mexico City and in many parts of southern Mexico. It could also be felt in Guatemala and El Salvador. The centroid mechanism is of thrust faulting with a small strike-slip component. The rupture of this earthquake propagated from
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2006 Gulf of Mexico earthquake The 2006 Gulf of Mexico earthquake occurred in the eastern Gulf of Mexico on September 10 at . The intraplate earthquake measured 5.8 on the moment magnitude scale and its epicenter was located about 250 miles west-southwest of Anna Maria, Florida. The event was felt throughout much of the Gulf Coast of the United States and was the second earthquake of magnitude 5 or greater in the Gulf during 2006. Felt intensities, as measured on the Mercalli intensity scale, were as high as IV ("Light") in Florida, with parts of Georgia at III ("Weak"). The
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particular banks because they were "desperate to withdraw the limited notes they're authorised to claim in the cash-strapped country" so "didn't want to leave". Multiple experts remarked on how the seismological activity that caused the earthquake was unusual. Juan Cigala, from the Seismology Department of the Iquique Emergency Center, Mexico, explained that the earthquake was "an exceptional event" and also "expressed surprise" at the subsequent earthquake as well as aftershocks of over 4.0 magnitude, something that "hasn't happened before". He summated by saying that "the Earth is behaving in a different way". Cigala also mentioned that the direction of the
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1941 Colima earthquake The 1941 Colima earthquake occurred on April 15 at 19:09 UTC (13:09 local time). The epicenter was located in the State of Michoacán, Mexico. The magnitude of this earthquake was put at M 7.7 or M 7.7. The intensities were X ("Extreme) in Colima, VIII ("Severe") in Manzanillo, and V ("Moderate") in Mexico City. Ninety people were reported dead. The cathedral of Colima was destroyed. Many houses and public buildings in Colima, including the Federal Palace (Palacio federal) and the Hidalgo Theater (Teatro Hidalgo), were damaged. Of the 8,000 houses in the city of Colima, 900 or
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32 million people live in the high-risk lakebed area. As of 2005, there are still two camps where approximately eighty families are still waiting for relocation from the earthquake. Centuries-old structures have been reinforced across the city and new construction must comply with very strict codes. There are several instances of tall buildings in Mexico City incorporating earthquake-resistant engineering. A few notable examples are: the Torre Latinoamericana, one of the first buildings in Mexico City to do so, the Torre Ejecutiva Pemex, built before the 1985 earthquake, and the Torre Mayor, built in 2003. Every 19 September, in all public
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and are hence more prone to earthquake damage than ground with hard strata. Modern cities built on soft sediments are especially vulnerable to damage caused by amplified ground motions. The 1985 Mexico City earthquake of September 19, 1985 is a good example of earthquake damage to a modern city built on soft sediment. Though the earthquake epicenter was located around 350 km from the city, the sites with soft clay deposits exhibited a huge amplification of ground motion resulting in severe damage. Mexico City is built on a thick layer of soft soil over a hard stratum. The western part
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scheduled, at 11 a.m., around two hours before the central Mexico earthquake. According to the National Seismological Service (SSN) of Mexico, the epicenter was located southeast of Axochiapan, Morelos, and from Mexico City. The earthquake was measured at a magnitude of 7.1, occurring at 13:14:40 Central Daylight Time, at a depth of . The United States Geological Survey (USGS) placed the epicenter ENE of San Juan Raboso and reported a measurement of VIII (Severe) on the Mercalli intensity scale; While there was a report of strong shaking for about one minute, which is a long time for an earthquake, acceleration/velocity/displacement
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2011 Guerrero earthquake The 2011 Guerrero earthquake struck with a moment magnitude of 5.7 in southern Mexico at on Thursday, 5 May. It was positioned west of Ometepec, Guerrero, with a focal depth of 24 km (14.9 mi), and was lightly felt in many adjacent areas. Buildings swayed with the tremor in Mexico City, prompting evacuations and causing panic among many. Following the quake, police patrolled city streets for safety reasons and damage assessments were carried out across the affected region. There were no casualties, though two local police stations suffered slight damage. A number of light aftershocks succeeded the
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(AMIS), it was estimated that insurance companies would have to pay 2070 million pesos due to this earthquake. 80% of the loss was concentrated in Guerrero, followed by Mexico City, Oaxaca, and Puebla. 2012 Guerrero–Oaxaca earthquake The 2012 Guerrero–Oaxaca earthquake struck southern Mexico with a moment magnitude of 7.4 at on Tuesday, 20 March. Its epicenter was near Ometepec, in the border between the states of Guerrero and Oaxaca. With a shallow focus of 15 to 20 km, the earthquake caused strong shaking over a large area along the Oaxaca–Guerrero border and the adjacent Pacific coastline. Significant tremors were felt
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still experienced economic growth up to the 1960s, but problems brought on by the one-party system were beginning to show. In 1968, Mexico City hosted the Summer Olympic Games. The event was meant to signal the prosperity of a developing nation, but serious problems had been masked by the PRI's authoritarian regime. Shortly before the inauguration of the Games, government troops massacred an unknown number of protesting students in Tlatelolco. However, the last straw may have been the 1985 Mexico City earthquake. On Thursday, 19 September 1985, at 7:19 am local time, Mexico City was struck by an earthquake of
History of Mexico City
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2003 Colima earthquake The 2003 Colima earthquake occurred on 21 January with a moment magnitude of 7.5 and a maximum Mercalli intensity of VIII ("Severe"). The epicenter was located on the Pacific coast in the Mexican state of Colima. The earthquake was felt as far away as Mexico City and in southern parts of the United States. The 2003 Colima earthquake resulted in the death of 29 people and 300 injured. Additionally, approximately 10,000 were left homeless as the earthquake destroyed 2,005 homes and seriously damaged 6,615. Most of the deaths and damage occurred in Villa de Álvarez, a city
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in the Middle America Trench. This was an intraslab earthquake, and the epicenter had some distance from the Middle American Trench. This was the tenth earthquake since 1864 with magnitude larger than 6.5 and similar location of epicenter. 1999 Tehuacán earthquake The 1999 Tehuacán earthquake, or the 1999 Central Mexico earthquake, occurred on June 15 at 15:42 local time (20:42 UTC) near Tehuacán, Puebla, Mexico, close to the state of Oaxaca. The earthquake measured 7.0 on the moment magnitude scale. Fourteen people were reported dead, and many historic buildings and monuments were damaged. 5,306 houses were destroyed, 15,688 partially damaged,
1999 Tehuacán earthquake
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1999 Tehuacán earthquake The 1999 Tehuacán earthquake, or the 1999 Central Mexico earthquake, occurred on June 15 at 15:42 local time (20:42 UTC) near Tehuacán, Puebla, Mexico, close to the state of Oaxaca. The earthquake measured 7.0 on the moment magnitude scale. Fourteen people were reported dead, and many historic buildings and monuments were damaged. 5,306 houses were destroyed, 15,688 partially damaged, and 9,682 slightly damaged. Many houses collapsed in the state of Puebla, including parts of the Puebla City Hall. The state of Puebla was declared a disaster area. The Cocos Plate is subducting beneath the North American Plate
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1911 Guerrero earthquake The 1911 Guerrero earthquake occurred on December 16 at near the coast of Guerrero, Mexico along the Mexican subduction zone. The earthquake's energy was calculated using several different magnitude scales with an estimated moment magnitude of 7.6 and a surface wave magnitude of 7.8. Following the event, telegraphy reports came in from a broad area of Mexico. Cities from Guadalajara, Mérida (on the Yucatán Peninsula), and Tapachula (near Guatemala) all reported the tremors. The duration of the shaking was just over two minutes and the death toll was placed at 28. In the region, the Cocos, North
1911 Guerrero earthquake
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2017 Botswana earthquake The 2017 Botswana earthquake is a magnitude 6.5 earthquake which occurred in the Central District of Botswana. It is the second largest earthquake recorded in Botswana next to the 6.7 magnitude earthquake in Maun which occurred in 1952. The earthquake which happened at 19:40, local time according to the US Geological Survey. It was felt for 30 seconds in the country's capital of Gaborone and was reportedly felt in neighboring South Africa, Zimbabwe, and Swaziland. At least 36 students were injured in a stampede sparked by the earthquake. The epicenter area of the earthquake is covered by
2017 Botswana earthquake
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Most of the damage happened in north Negros Oriental, which is more mountainous than the rest of Negros Oriental. Among the properties destroyed by the earthquake are the public market and the courthouse of Guihulngan. The Aglipay Church in La Libertad also collapsed. 2012 Visayas earthquake The 2012 Visayas earthquake occurred on February 6 at with a body wave magnitude of 6.7 and a maximum intensity of VII ("Destructive") off the coast of Negros Oriental, Philippines. The epicenter of the submarine blind thrust earthquake was approximately north of the provincial capital of Dumaguete City. Recorded intensities according to the PHIVOLCS
2012 Visayas earthquake
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2017 Chiapas earthquake The 2017 Chiapas earthquake struck at 23:49 CDT on 7 September (local time; 04:49 on the 8th UTC) in the Gulf of Tehuantepec off the southern coast of Mexico, near state of Chiapas, approximately southwest of Pijijiapan (alternately, south-southwest of Tres Picos), with a Mercalli intensity of IX ("Violent"). The magnitude was estimated to be . The earthquake caused all of Mexico City to tremble, prompting people to evacuate after the early warning system was triggered. It also generated a tsunami with waves of above tide level; and tsunami alerts were issued for surrounding areas. Mexico's president
2017 Chiapas earthquake
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1185 East Midlands earthquake The 1185 East Midlands earthquake happened in England. It is the first earthquake in England for which there are reliable reports indicating damage. The moment magnitude of the shock was estimated to be above 5.0 and its intensity was placed at VII ("Damaging") on the European macroseismic scale. The earthquake of 15 April 1185 in the region of East Midlands was one of the largest and most damaging earthquakes the British Isles had ever encountered. The magnitude has been estimated at around 5 . Some think the epicentre of the earthquake was close to Nottingham in
1185 East Midlands earthquake
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of the same area that slipped in that great earthquake. 1787 New Spain earthquake The 1787 New Spain earthquake, also known as the San Sixto earthquake, occurred on 28 March at 11:30 local time (17:30 UTC). It caused a large tsunami that affected the coast of the Puebla Intendancy (includes the current state of Guerrero) and the Oaxaca Intendancy (currently Oaxaca) in Southwestern Mexico. With an estimated magnitude of 8.6 on the moment magnitude scale, it was more powerful than any instrumentally recorded Mexican earthquake. Southwestern Mexico lies above the convergent boundary where the Cocos Plate is being subducted below
1787 New Spain earthquake
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2012 Guerrero–Oaxaca earthquake The 2012 Guerrero–Oaxaca earthquake struck southern Mexico with a moment magnitude of 7.4 at on Tuesday, 20 March. Its epicenter was near Ometepec, in the border between the states of Guerrero and Oaxaca. With a shallow focus of 15 to 20 km, the earthquake caused strong shaking over a large area along the Oaxaca–Guerrero border and the adjacent Pacific coastline. Significant tremors were felt in areas up to several hundred kilometers away, including Mexico City and also in Guatemala. Two people were killed and over 30,000 houses were damaged or destroyed. The states of Guerrero and Oaxaca
2012 Guerrero–Oaxaca earthquake
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low-angle segment of the fault caused a slight ground deformation at the surface detectable only by satellite radar technology. 2017 Botswana earthquake The 2017 Botswana earthquake is a magnitude 6.5 earthquake which occurred in the Central District of Botswana. It is the second largest earthquake recorded in Botswana next to the 6.7 magnitude earthquake in Maun which occurred in 1952. The earthquake which happened at 19:40, local time according to the US Geological Survey. It was felt for 30 seconds in the country's capital of Gaborone and was reportedly felt in neighboring South Africa, Zimbabwe, and Swaziland. At least 36
2017 Botswana earthquake
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Auditorio del Estado Auditorio del Estado is an indoor arena in Mexicali, Mexico. It is primarily used for basketball and is the home arena of the Soles de Mexicali. It can seat 4,426 people. It is located in the "Ciudad Deportiva" of Mexicali, known as the sport center of the city, where it also holds the Nido de Los Aguilas (baseball stadium), and the Home of the Halcones (American Football). The auditorium was badly damaged in the magnitude 7.2 Baja California earthquake. The auditorium, built in 1985, received international attention as the venue for the final boxing match to have
Auditorio del Estado
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the city. However, none of these regulations had an event like 1985's in mind when passed. Most of the seriously damaged buildings were built between 1957 and 1976, when the city was starting to build upwards, in the six-to-fifteen floor range. In second place were buildings from before 1957, possibly because they were weakened by the earlier earthquakes. Structures built between 1976 and 1985 suffered the least damage. At the time of the earthquake, Mexico City had one of the most stringent building codes, based on experience gained from earthquakes in 1957 and 1979. However, the codes were not designed
1985 Mexico City earthquake
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the city. Its trend is northwest-southeast and its length is 160 km. Zarand has been hit by several quakes in the last 70 years, with the oldest recorded one going back to 1933. On December 21, 1977, the area was hit by a 6.2-magnitude earthquake leaving 521 dead and 3 villages completely destroyed. On December 26, 2003, another devastating earthquake happened in Bam, 200 km southwest of Zarand, which is in the same province. 2005 Zarand earthquake The 2005 Zarand earthquake affected several villages in the Kerman province of Iran on February 22 at . The shock measured 6.4 on
2005 Zarand earthquake
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is at worst only very mildly derogatory, and is usually only used humorously with no pejorative connotations. The country records more than 14,000 earthquakes a year – but only about 150 are usually felt. Schoolchildren in the country regularly undertake earthquake drills. 4 September 2010: This 7.1 magnitude earthquake struck what was then New Zealand's second largest city, Christchurch. damaging many buildings, but with no loss of life. This was mainly due to New Zealand's building standards, the epicentre being approximately from the city, and the quake hitting at 4:35am. 22 February 2011: A 6.3 magnitude earthquake caused far more
Shaky Isles
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during the earthquake. The earthquake is the most powerful to be measured in Mexico since the 1985 Mexico City earthquake, and is comparable to the 1932 Jalisco earthquakes. Mexican President Enrique Peña Nieto called the earthquake the "largest in at least a century" and claimed that it was felt by 50 million people. Geophysicists at the National Autonomous University of Mexico speculated that the earthquake relieved stored pressure in the "Tehuantepec gap", making future earthquakes in the region less likely. A tsunami with waves of and higher was generated by the earthquake and was recorded at Salina Cruz; A tsunami
2017 Chiapas earthquake
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that they have recorded 934 aftershocks; 118 of which were plotted and while 14 were reportedly felt. The Pacific Tsunami Warning Center announced no tsunami warning following the earthquake. Two earthquakes occurred near the towns of Mabini and Tanauan on April 8. PHIVOLCS recorded the first earthquake which occurred near Mabini at 3:07 pm as having a surface wave magnitude of 5.6 while the second earthquake which happened in Talaga Proper, Mabini, Batangas, at 3:09 pm was recorded as having a surface wave magnitude of 6.0. The United States Geological Survey (USGS) recorded the first as a magnitude 5.7 earthquake
2017 Batangas earthquakes
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away as in Mexico City, about 300 km (187 mi) from the epicenter. The capital city rests on a former lakebed of largely unconsolidated sedimentary layers, so earthquake shaking in its vicinity is generally amplified. By 6 May, a total of five light aftershocks had occurred near the earthquake's epicenter. Of the five, the first registered a magnitude of 3.7 (M) and struck about 15 minutes after the main shock, and was succeeded by a magnitude 3.9 (M) tremor at 10:09 local time. Two similar quakes of minor intensity struck the region the next day; however, the strongest and final
2011 Guerrero earthquake
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similar intensities to that of the Guerrero earthquake are required per year to total the energy unleashed by a magnitude 7.5 event. Many locals perceived an apparent increase in recent earthquake occurrences, though at the time seismologists registered normal levels of seismic activity in the area. In 2009, a similar magnitude 5.8 M earthquake struck Guerrero near Acapulco at a depth of 35 km (22 mi), killing at least two people. 2011 Guerrero earthquake The 2011 Guerrero earthquake struck with a moment magnitude of 5.7 in southern Mexico at on Thursday, 5 May. It was positioned west of Ometepec, Guerrero,
2011 Guerrero earthquake
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1787 New Spain earthquake The 1787 New Spain earthquake, also known as the San Sixto earthquake, occurred on 28 March at 11:30 local time (17:30 UTC). It caused a large tsunami that affected the coast of the Puebla Intendancy (includes the current state of Guerrero) and the Oaxaca Intendancy (currently Oaxaca) in Southwestern Mexico. With an estimated magnitude of 8.6 on the moment magnitude scale, it was more powerful than any instrumentally recorded Mexican earthquake. Southwestern Mexico lies above the convergent boundary where the Cocos Plate is being subducted below the North American Plate at a rate of 6.4 cm/yr.
1787 New Spain earthquake
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supplies regular information of all kinds, including reports of earthquakes of all magnitudes, and drills, via Twitter, under the name AlertaSísmica SASMEX. All earthquakes are reported as #TenemosSismo (we have an earthquake); warnings of serious ones are delivered as #AlertaSismica (earthquake alert). The 1985 Mexico City earthquake prompted a national rethink of earthquake and emergency preparedness measures. The government of Mexico City sponsored the placement of accelerometers throughout the city in 1987, allowing data to be obtained on ground movements in the area. With the support of the local government, CIRES developed Mexico City's earthquake alert system, which began operating
Mexican Seismic Alert System
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and states Morelos, Tlaxcala, Veracruz, State of Mexico, and Puebla. Blackouts were reported in Pachuca, Ecatepec, Chimalhuacán, Colonia del Valle, Nezahualcóyotl, Ixtapaluca, Azcapotzalco, Coyoacán, Xochimilco, Tláhuac, Cuauhtémoc, and around the state of Guerrero. Landslides were reported, including 13 in Guerrero, 1 in Morelos, 1 in Michoacan, and 1 in Tlaxcala. 2014 Guerrero earthquake The 2014 Guerrero earthquake occurred with a moment magnitude of 7.2 that hit the state of Guerrero, close to Acapulco, Mexico, on 18 April at 14:27:26. The epicenter occurred 265 kilometers southwest of Mexico City and at a depth of 24 kilometers. Thrust motion at shallow depths
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1960 Concepción earthquakes The 1960 Concepción earthquakes were a succession of three destructive earthquakes that happened between 21 and 22 May 1960. They formed part of the foreshock sequence for the 1960 Valdivia earthquake, the largest recorded earthquake in history. The first was on May 21 at 06:02 UTC-4. Its epicenter was near Cañete, Bío Bío Region, Chile, and its magnitude was 8.1 or 8.3M and 7.3 or 7.5M. This earthquake, which lasted 35 seconds, destroyed a third of the buildings in the city of Concepción. The earthquake effectively interrupted and ended Lota's coal miners march on Concepción where they
1960 Concepción earthquakes
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Cocos Plate, with a normal-faulting mechanism. The fault plane was 90 km long and 45 km wide. The maximum slip was about 2.5 m, which was located about 20 and 40 km WNW of the hypocenter. 1999 Oaxaca earthquake The 1999 Oaxaca earthquake occurred on September 30 at 11:31 local time (16:31 UTC) in Oaxaca, Mexico, 60 km NNW of Puerto Ángel. The epicenter was located near San Agustin Loxicha. It had a magnitude of 7.4. The maximum intensity reached MM VIII in southwestern Oaxaca, and could be felt strongly in Mexico City. The torrential rains preceding and following the
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a replica of an Olmec colossal head to Ethiopia where it was placed in Mexico Square. In September 2015, the Ethiopian capital inaugurated its Light Rail system and has a "Mexico Station". On the 22nd of June, 1954, a traffic circle in Mexico City was named "Plaza Etiopía", under which in August 1980, a metro station in Mexico City was built and named Metro Etiopía. In 1985, after a major earthquake shook Mexico City, Ethiopia donated $5,000 to help aid the victims of the earthquake. In July 2010, Prime Minister Meles Zenawi arrived to Cancun to attend the United Nations
Ethiopia–Mexico relations
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New England. The District felt the 1811-1812 New Madrid earthquakes, and according to old records, residents were "badly frightened". In March 1828, President John Quincy Adams felt a "violent" earthquake in the White House and wrote it in his journal. The 1886 Charleston earthquake (magnitude 6.6 to 7.3) was felt in DC. The strongest earthquake in Virginia happened in 1897 and was felt in the District. An earthquake in 1925 in Canada, estimated about magnitude 7, was felt over an area of 2 million square miles. Another 6.2 earthquake in 1935 caused damage in New York and shook residents from
Geography of Washington, D.C.
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was MM VI–VII, which was stronger than the surrounding area because of local topography and soil conditions. Part of a pedestrian bridge collapsed on a small passenger bus in Azcapotzalco, Mexico City, with no injuries reported. The service of Mexico City Metro Line A was interrupted because of track damage. Multiple aftershocks have been reported in the Guerrero–Oaxaca region. According to the NSS, 828 aftershocks have occurred, the strongest of them was felt on 2 April 2012. It was a magnitude 6.0 M earthquake that struck at 12:36 local time (18:36 UTC). According to Asociación Mexicana de Instituciones de Seguros
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Santiago. The 1647 Santiago earthquake devastated the city, and inspired Heinrich von Kleist's novel, The Earthquake In Chile. The 1960 Valdivia earthquake and the 1985 Algarrobo earthquake both caused damage in Santiago, and led to the development of strict building codes with a view to minimising future earthquake damage. In 2010 Chile was struck by the sixth largest earthquake ever recorded, reaching 8.8 on the moment magnitude scale. 525 people died, of whom 13 were in Santiago, and the damage was estimated at 15–30 billion US dollars. 370,000 homes were damaged, but the building codes implemented after the earlier earthquakes
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known as Earthquake Lake. Twenty-eight people were killed, and property damage was extensive in the immediate region. The earthquake caused some geysers in the northwestern section of the park to erupt, large cracks in the ground formed and emitted steam, and some hot springs that normally have clear water turned muddy. A 6.1‑magnitude earthquake struck inside the park on June 30, 1975, but damage was minimal. For three months in 1985, 3,000 minor earthquakes were detected in the northwestern section of the park, during what has been referred to as an earthquake swarm, and has been attributed to minor subsidence
Yellowstone National Park
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regions. Celebrities who donated large sums include actress Salma Hayak ($100,000), Formula 1 driver Sergio Perez ($170.000), actress and singer Ana Brenda Contreras ($57,000), writer J.K. Rowling, singer Shawn Mendes ($100,000), Facebook founder Mark Zuckerberg ($1,000,000), Apple CEO Tim Cook ($1,000,000), and others. 2017 Puebla earthquake The 2017 Puebla earthquake struck at 13:14 CDT (18:14 UTC) on 19 September 2017 with an estimated magnitude of and strong shaking for about 20 seconds. Its epicenter was about south of the city of Puebla. The earthquake caused damage in the Mexican states of Puebla and Morelos and in the Greater Mexico City
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were thought to be in a strategic area, and with this in 1959 construction began with completion by 1962. It remains a challenge for this area as it is in a seismic zone, which was the fourth building in Mexico City and in the world with Torre Anahuac, Edificio El Moro, and Torre Latinoamericana in counting the latest technology in terms of earthquake shocks, thereby starting four of the great buildings of Mexico City. It was headquarters of the government bank Banobras until the 1985 Mexico City earthquake, when it was abandoned. It has stood empty since then. In 2007
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father and mother lost everything in the terrible earthquake that destroyed Mexico City, in 1985. She was born to a Mexican father and a Brazilian mother from São Paulo. Due to the earthquake in 1985, she moved with her family to her mother's native Brazil. Giselle lied to her family to pursue her artistic career: telling her father that she needed money to pay for a gym membership, she instead spent the money on a theater course at Televisa, the leading television station in Mexico. For eight months the actress stayed at the home of relatives in Mexico, convinced that
Giselle Itié
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by a study of fault mechanics. For example, large-scale studies have been conducted for Stable Continental Regions (SCR's), which are defined "as regions of continental crust that have not experienced any major tectonism, magmatism, basement metamorphism or anorogenic intrusion since the early Cretaceous, and no rifting or major extension or transtension since the Paleogene." Finally there is the common question of what is the maximum magnitude for the whole world. Unfortunately, it cannot really be answered, since this earthquake has most likely not happened in the historical record, and we cannot search beyond the earth for analogs. Answers can again
Maximum magnitude
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the two strongest earthquakes in Mexico City, both the 1957 Guerrero earthquake and the 1985 Mexico earthquake, it is considered one of the safest skyscraper in the world along with Torre Mayor, Torre Ejecutiva Pemex, World Trade Center Mexico City, Torre Latinoamericana (Latin American Tower), HSBC Towe, Edificio Reforma Avantel, St. Regis Hotel & Residences and Torre Insignia. This building, together with the Edificio La Nacional, Edificio Miguel E Abed APYCSA, the Torre Latinoamericana, Tower Contigo and Edificio El Moro, is one of only six buildings that survived five major earthquakes throughout its history. The first earthquake of 7.9 on
Edificio Miguel E. Abed
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called it the strongest earthquake recorded in the country, in a century. It was also the second strongest recorded in the country's history, behind the magnitude 8.6 earthquake in 1787, and the largest recorded globally in 2017. The Gulf of Tehuantepec lies above the convergent boundary where the Cocos Plate is being subducted below the North American Plate at a rate of 6.4 cm/yr (2.5 in/yr). On 6 September, several earthquake alarms in Mexico City were mistakenly activated and prompted the evacuation of buildings. The incident prompted a review of the system. According to the National Seismological Service (SSN) of
2017 Chiapas earthquake
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1857 Fort Tejon earthquake The 1857 Fort Tejon earthquake occurred at about 8:20 am (Pacific time) on January 9 in central and Southern California. One of the largest recorded earthquakes in the United States, with an estimated moment magnitude of 7.9, it ruptured the southern part of the San Andreas Fault for a length of about 225 miles (350 kilometers), between Parkfield and Wrightwood. The earthquake was felt throughout much of California, as far north as the city of Marysville and as far south as the mouth of the Colorado River at the Gulf of California in Mexico, and as
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aftermath of the 1985 Mexico City earthquake They mostly assisted by searching collapsed buildings for victims, risking their own lives in the process. None of the initial volunteers had any training, experience or equipment, but now the Topos are a professional team which have aided in rescue efforts in Mexico and various countries. The group was formally organized in February 1986, five months after the earthquake, in part because Mexico did not have any formal search and rescue training or services. Since 1985, the Topos have assisted rescue and recovery efforts in over twenty-two countries. On volunteers´uniforms one can see
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forearc region and then dips ~70° beneath the Trans-Mexican Volcanic Belt. The subduction of the Rivera Plate under the North American Plate, in the Mid-American Trench, has been the cause of the strongest earthquakes in the history of Mexico, including the largest earthquake in Mexico during the 20th century which occurred on June 3, 1932 in the state of Jalisco. The quake had a magnitude of 8.2 with a magnitude 7.8 aftershock, both of which caused widespread casualties and damage. On October 9, 1995, a magnitude 7.6 earthquake occurred beneath the Jalisco region and caused significant loss of life and
Rivera Plate
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(33 feet) down the mountain. Magnitude of January 2017 earthquakes Magnitude from August 2016 Central Italy earthquakes The quakes occurred in a seismic gap which is located between the areas hit by the August 2016 earthquake, the October 2016 earthquakes and the one in Umbria and Marche in 1997. In that gap, no strong earthquake happened for more than 100 years until 2016. The rapid succession of four bursts of seismic activity in three hours, all of which with a magnitude higher than 5 was described as "a novel phenomenon in recent history" by seismologists from the National Institute of
January 2017 Central Italy earthquakes
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City earthquake, which killed around 10,000 people. The 1985 quake was commemorated, and a national earthquake drill was held, at 11 a.m. local time, just two hours before the 2017 earthquake. Twelve days earlier, the even larger 2017 Chiapas earthquake struck away, off the coast of the state of Chiapas. Mexico is one of the world's most seismically active regions, sitting atop several intersecting tectonic plates. The border between the Cocos Plate and North American Plate, along the Pacific Coast of Mexico, creates a subduction zone that generates large seismic events. Activity along the edges of the Rivera and Caribbean
2017 Puebla earthquake
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a maximum intensity of XI on the Mercalli intensity scale. 177 people were killed, 2,575 injured, 142,489 houses were damaged and about a million people were left homeless. There was a long interruption on basic services, and the damage provoked by that earthquake was estimated to be more than 1,046 million US dollars. 1985 Rapel Lake earthquake The 1985 Rapel Lake earthquake occurred on 8 April at with a moment magnitude of 7.5 and a maximum perceived intensity of VII ("Very strong"). The shock was centered southwest of Santiago, Chile, with a focal depth of . The 9 April 1985
1985 Rapel Lake earthquake
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and the Universidad Pedagógica Nacional (1980-1983), murals in Tepito and other areas in Mexico City commemorating the 1985 Mexico City earthquake (1985-1988), three murals for the Latin American Studies Department of Simon Frasier University (1990s), mural at the Clavería roundabout in the Azcapotzalco borough of Mexico City (2000), Morelos sports center (2001), mural at the McMaster University in Hamilton (2002), a series of murals in collaboration with the Galería José María Velasco in Mexico City (2003-2008), mural at the CECYT-IPN in Mexico City (2008), mural on the Los Palomares (La Fortaleza) tenement in Tepito (2009), and murals on the conquest
Daniel Manrique
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1985 Mendoza earthquake The 1985 Mendoza earthquake occurred with medium intensity in the province of Mendoza, Argentina. It took place 7 minutes after midnight on 26 January 1985, and had a magnitude of 6.2 in the Richter scale. Its epicenter was located about 45 km southwest of Mendoza, the provincial capital, at the southern end of the region's pre-Andes range, and at a depth of 15 km. It was felt as grade VIII in the Mercalli intensity scale. The earthquake caused 6 deaths and about 100 injuries. In the affected Greater Mendoza area, where most of the provincial population is
1985 Mendoza earthquake
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commercial areas of the city. The market is located among boutiques, restaurants and bars, with the streets around the market are usually jammed with cars. These are mostly residential neighborhoods, with some office buildings. They are considered to be cosmopolitan structures in style, with Art Deco and other styles from the 1930s and 1940s, and a number of more modern structures. It is an upper income area, although it has had problems associated with urban decay, and earthquake damage vulnerability such as from the 1985 Mexico City earthquake and 2017 Central Mexico earthquake. The market was created in 1946. The
Michoacán Market
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and it was declared solid. For this reason, the concrete structures of the complex were never reinforced. The building survived a number of major, but less severe quakes than the one in 1985, and little was known about how earthquakes affect superstructures in the 1950s. However, one earthquake, in 1957, did damage several buildings and led to their condemnation. The real destruction occurred during the 1985 Mexico City earthquake, thirty three years after the complex was finished. This earthquake severely damaged the Colonia Roma section of the city, leaving many buildings in ruins. Buildings A1, B2 and C3 of the
Centro Urbano Benito Juárez