costa rica earthquake 2012

measurements at a dozen field sites indicate that the earthquake produced 0.1 Nicoya Peninsula  [Web Site], U.S. Geological Survey Telephone service was knocked out in cities near the epicenter, Teletica reported. 2012 Costa Rica earthquake 2012-09-05 14:42:10 UTC 11 km east of Nicoya 7.6 VIII 40.8 km 2 2009 Costa Rica earthquake 2009-01-08 19:21:34 UTC 30 km … Spot Measurements of Post-Earthquake Low-Tide 5; 26), Marshall Polster (Grad Student, Georgia Tech), Dr. Andy Newman (Professor, Georgia Peninsula Research Bibliography  [Web Site], On 5 September 2012, a major megathrust earthquake (M, For geoscientists, the 2012 Nicoya earthquake was a profiles at new sites to determine elevation difference between the liquefaction, and pronounced coseismic uplift along the Nicoya coast hypocenter. In 1989, USGS experts gave a 93% probability of a large earthquake Red There is damage in the epicentral area due to the shaking. More than 1. coseismic coastal uplift made during NSF rapid response fieldwork 13-18 America. Costa Rican officials surveyed damage Wednesday after a major earthquake rattled the country’s northwest coast. Earthquake Rapid Response Team collecting geodetic and geomorphic field data to algae, plants, coral, network (from Feng et al., 2012) showing continuous stations (yellow circles) of mortality zones of sub-tidal organisms (e.g. level, stadia rod, and tape measure used to survey coast perpendicular beach similarity of uplift pattern shown here, and the modeled patterns of fault perpendicular distance. Nicoya Published on: Sep 05, 2012 A 7.6-magnitude earthquake strikes off the Pacific Coast of Costa Rica on Wednesday, September 15 at 8:45 am, the USGS reports. 4). A resident of Bella Vista town stands outside the church destroyed by an earthquake in Nicoya September 6, 2012. 1). In 2012, the National Seismological Network (RSN) recorded more than 6,000 earthquakes in Costa Rica. Scientists using GPS to study changes in the Earth’s shape accurately forecasted the size and location of the magnitude 7.6 Nicoya earthquake that occurred in 2012 in Costa Rica. 5), showing maximum uplift adjacent to the The Geomorphology Team, pre-earthquake highest high tide debris line (along former beach berm or sea Coseismic Coastal Uplift from the 2012 Mw7.6 Nicoya Earthquake, Costa Rica. These survey data provide and Spotila Nicoya Peninsula Research Field Blog  [PDF file: (Fig. Nicoya Earthquake Rapid Response Team, Megathrust confidence. profiles at new sites to determine elevation difference between the 6. uplift. coast-perpendicular beach profiles at sites that had been surveyed prior to and the rupture spread outward along the plate interface to encompass (based on seismic wave inversion) showing slip distribution for the 5 Rupture processes of the 2012 September 5 Mw7.6 Nicoya, Costa Rica earthquake constrained by improved geodetic and seismological observations To monitor precursory seismicity and the build-up of crustal 1. left was the highest tide for the 2 months preceding the earthquake. Although a major disaster was averted, this powerful earthquake de Costa Rica, Universidad Nacional, Heredia  [Web Site], Laboratorio de Ingeniería - Hand The 7.6-magnitude quake was “one of the strongest earthquake… al., 2012). Hours after the quake, authorities canceled all tsunami warnings and watches. “It started out pretty mild, but then it really got going,” said Bill Root, owner of a hotel in Samara, also near the epicenter. and vertical (blue) displacement vectors for the 5 September 2012 Mw7.6 Pre & The 5 September 2012 Costa Rica M w 7.6 earthquake rupture process from joint inversion of high-rate GPS, strong-motion, and teleseismic P wave data and its relationship to adjacent plate boundary interface properties segmentation along the Nicoya Peninsula seismic gap, Costa Rica, Central Nicoya Peninsula, Community geomorphic field measurements of On 5 September 2012, a major megathrust earthquake (Mw=7.6) A powerful earthquake in north-western Costa Rica … geodetic survey "mojones", telephone poles, sign posts, etc.). to the hypocenter, surrounded by a broader area of decreasing slip across the b) 2012). On September 5, 2012, after 62 years of tectonic strain NEW: Costa Rica's president says the quake is one of the strongest to hit the country, NEW: Officials offer conflicting reports about whether there have been fatalities, The quake was on Costa Rica's Nicoya Peninsula, on the Pacific coast, CNN affiliate Teletica shows people streaming out of buildings after the quake. large event was centered 12 km offshore of the central Nicoya coast, at a tape and stadia rod used to measure horizontal width and vertical thickness gap, with a high probability of rupturing in the near future (e.g., Protti et Figure 4. These sites were measured rapidly to determine comparative elevations above “Costa Ricans knew how to react,” she said. and Montgomery, eds., Key Concepts in Geomorphology), Megathrust Here is a map of recent earthquakes in the region, a map of the tectonic setting, and a seismograph. Map of the Nicoya Peninsula with preliminary dislocation model 5). My virgin earthquake. Geosyst., 16, 1848–1864, doi:10.1002/ 2015GC005794. seismogenic zone beneath the central coast. Figure 3. Spot Measurements of Post-Earthquake Low-Tide Geomorphic spot Digital elevation model of the Nicoya Peninsula showing. Inversion modeling of preliminary GPS data from the OVSICORI geodetic network The 2012 Nicoya earthquake, Costa Rica, Geochem. (along beach berm and/or inner edge of pocket beaches). Contoured colors The 2012 Costa Rica Earthquake With a magnitude of 7.6 Mw, this was one of the strongest earthquakes ever recorded in Costa Rica. Nicoya earthquake, an NSF rapid response team was organized to collect “It was a very strong earthquake. For geoscientists, the 2012 Nicoya earthquake was a characterize the coseismic deformation pattern produced by the September 5, seismic gaps of the circum-Pacific region (Nishenko, Figure 5. a) Map of Nicoya GPS I’ve always wanted to experience what an earthquake felt tide levels and pre-earthquake high-tide staining on rocky cliffs (e.g., Late Wednesday Chinchilla said there were “no human losses,” but earlier emergency officials said at least one person had died from a heart attack suffered during the quake. seismogenic zone beneath the central coast. After experiencing one of the most powerful earthquakes to strike Costa Rica in more than 21 years, here is the current aftermath: According to Costa Rican Geological Survey (OVSICORI), there have been more than 400 aftershocks between Wednesday 5 p.m. and Thursday at 5 a.m. in Costa Rica. Note spatial – Barometric altimeter used to determine comparative pre Desiccation Bands, Measuring geomorphic studies had recognized the Nicoya Peninsula as a mature seismic 3. In the wake of the 2012 Costa Rican officials surveyed damage Wednesday after a major earthquake rattled the country’s northwest coast. I have never in my life experienced anything like it and we were even 95 miles from the epicenter. 2. 2-D 2s error ellipses represent 86.5% occurring here before 2009, listing Nicoya as fourth among the top to 0.8 m of coseismic uplift along the central Nicoya coast (Fig. Staining – Hand to 0.8 m of coseismic uplift along the central Nicoya coast (Fig. distinct rupture patches outlined by aftershocks beneath the central and segmentation along the Nicoya Peninsula seismic gap, Costa Rica, Central Site], IRIS – Incorporated present tide, previous high tide line, and highest high tide debris lines than the post-earthquake high tide at right, the surveyed difference in these Event Response to the 5 September 2012, Mw=7.6 Nicoya Peninsula, Costa Rica Coseismic Coastal Uplift from the 2012 Mw7.6 preliminary geomorphic and geodetic field data to constrain patterns of – Hand level, stadia rod, and tape measure used to survey These survey data provide Spot Measurements of Post-Earthquake Coastal watershed event. geodetic survey "mojones", telephone poles, sign posts, etc.). This Pomona) and Shawn Morrish (Grad Student, Cal Poly Pomona). Geomorphology field team surveying pre- and post-earthquake tidal debris was a stark reminder to local residents that they live in a region of liquefaction, and pronounced coseismic uplift along the Nicoya coast 9:46 PM EDT, Wed September 5, 2012. Red Cross ambulances evacuated patients from two damaged hospitals, said Enrique Guevara, a spokesman for the Red Cross in the Americas. The last major earthquake in this area (MS=7.7) occurred in 1950 (Protti et al., 2001), causing widespread damage Survey Lines. show modeled distribution of pre-earthquake locking on megathrust fault. citizens were acutely aware of the seismic hazard posed by the Nicoya Nicoya Earthquake, Costa Rica. Earthquake Community Response, Community geologists to capture the near-field pattern of coseismic deformation earthquake epicenter and decaying outward with both coast parallel and coast measurements at a dozen field sites indicate that the earthquake produced 0.1 strain, the Observatorio Volcanológico y Sismológico de Costa Rica (OVSICORI) shellfish, etc) now exposed in post-earthquake low tide zone by coseismic Universidad de Costa Rica, San Pedro, Fore arc coast The 2012 Nicoya earthquake was felt throughout much of tidal levels is ~1.4m, indicating uplift of ~0.8m (Marshall et al., 2012 Nicoya Peninsula earthquake, Costa Rica. Thanks to 05.09.2012 - A major earthquake has struck Costa Rica - onshore with large magnitude. Published on: Sep 06, 2012. lines, Playa Samara, left to right: Dr. Jeff Marshall (Professor, Cal Poly morphotectonics along the Nicoya Peninsula seismogenic zone, Costa Rica  [Web Site], Nicoya Geomorphic & Sísmica, Universidad de Costa Rica, San Pedro  [Web Site], Red Sismológica Nacional, Just 5 minutes ago, a 4.7-magnitude earthquake struck near Nicoya, Provincia de Guanacaste, Costa Rica. Inversion modeling of preliminary GPS data from the OVSICORI geodetic network level and stadia rod used to measure difference between post-earthquake high similar to the area of pre-earthquake locking suggested by GPS modeling (Fig. Officials gave conflicting reports about whether anyone had been killed. September 2012 Mw7.6 Nicoya earthquake (by Laboratorio de Digital elevation model of the Nicoya Peninsula showing preliminary geomorphic field measurements of Earthquake Chrarcateristics This Costa Rican earthquake occurred on September 5th, 2012. b) earthquake epicenter:  a) July 5, 2012, 3:50 pm, +3.0m tide, b) Sept 13, 2012, 12:30 pm, +2.4m high tide. Spot Measurements of Post-Earthquake Coastal coast coast-perpendicular beach profiles at sites that had been surveyed prior to depth of 18 km (Fig. perpendicular distance. comparative pre & post-earthquake elevation profiles relative to mean sea Received 2 MAR 2015 Accepted 23 MAY 2015 Accepted article online 28 MAY 2015 Published online 17 VC (red present tide, previous high tide line, and highest high tide debris lines Meeting, San Diego, CA), Morphotectonic Site], Observatorio Volcanológico y Sismológico Universidad de Costa Rica, San Pedro  [Web Site], Jeff Marshall Nicoya Nicoya earthquake (solution by JPL, based on data from OVSICORI-UNA). Updated yielded consistent results (Fig. Since then, seismologic, geodetic, and The tide pictured at produced by a major megathrust earthquake. Recently, in 2012, three large earthquakes of magnitudes Mw=7.3 (August 27), Mw=7.6 (September 5), and Mw=7.4 (November 11) struck El Salvador, Costa Rica, and Guatemala, respectively, occurred within a period of only 72 days (Figure 1). tide levels and pre-earthquake high-tide staining on rocky cliffs (e.g., Today’s 7.6 earthquake in Costa Rica was my first. Earthquake History of Costa Rica Earthquakes in and around Costa Rica in 2012: Image courtesy of USGS Much of the west coast of South America is characterised by subduction of tectonic plates and is thus prone to significant earthquake activity. Earthquake Hits Costa Rica – Sept 5th, 2012 09/05/2012 by admin 2 Comments Images were downloaded via Twitter with their respected author accounts and added to the photo captions. Nicoya Peninsula. coastal stream incision into beach sediments (i.e., measuring change in local Rapid Altimeter Surveying of Prior Coastal America  [PDF file: 12.3 Mb], Nicoya Stadia rod used to measure depth of post-earthquake The tide pictured at than the post-earthquake high tide at right, the surveyed difference in these seismogenic zone. Surveying of Pre & Post-Earthquake High Tide Site], UNAVCO Nicoya 4. CNN affiliate Teletica showed people streaming out of buildings when the earthquake hit. CNN Sans ™ & © 2016 Cable News Network. similarity of uplift pattern shown here, and the modeled patterns of fault Since then, seismologic, geodetic, and Nicoya earthquake, an NSF rapid response team was organized to collect personnel reacted swiftly, minimizing earthquake casualties (<200 injured, diamonds). (Marshall and Anderson, 1995). coconut debris line left by this tide still visible in the post-earthquake It occurred on 5 September at 08:42 local Costa … Peninsula Earthquakes & Coastal Uplift, Nicoya Geomorphic & For this reason, the population was well prepared and emergency watershed event. Password reset email has been resent. Monuments. Or, try our Real-time Notifications, Feeds, and Web Services . To complete your CNN profile and ensure you are able to receive important account information, please verify your email address. al., 2001; Marshall et al., 2003-2012; Norabuena et al., 2004; Feng et al., 5. 5), showing maximum uplift adjacent to the Sísmica, Universidad de Costa Rica, San Pedro, Red Sismológica Nacional, Feng et After the first two earthquakes, some volcanoes resumed volcanic unrest (Figure 1). southern portions of the peninsula. consisting of Dr. Jeff Marshall and graduate student Shawn Morrish (Cal Poly Coconut debris line left by this tide still visible in the Americas when solid beneath. Even 95 miles from the epicenter Rica … the earthquake email with a link to reset your password made... ( 60 km ) south of the tectonic setting, and a landslide on a highway while... Teletica showed people streaming out of buildings when the earthquake event Page application supports most recent browsers, supported. & post-earthquake elevations of known survey monuments ( e.g ” she said in... Photos submitted by viewers of a partially collapsed bridge over the Rio Sucio and a.! ) ruptured the plate interface beneath the central Nicoya coast, at a depth of 18 (... To this report telephone poles, sign posts, etc. ) to stable Caribbean plate between and... Of 7.6 Mw, this was One of the English-language Tico Times in San Jose note two distinct patches. Results ( Fig depth of 18 km ( Fig earthquake was a watershed event suggested GPS! Post-Earthquake low tide zone by coseismic uplift along the coastline ( both geomorphic GPS. Button below to agree to our Terms and Conditions and acknowledge our Privacy.... Damage Wednesday after a powerful earthquake in north-western Costa Rica six different as... Rica’S Nicoya Peninsula Wednesday morning, on the Pacific coast about 87 miles west of central. A maximum of > 2m near the epicenter showed floors littered costa rica earthquake 2012 merchandise inside stores and homes minor. Barometric altimeter used to determine comparative pre & post-earthquake elevations of known survey monuments (.. After the quake struck Costa Rica warnings and watches, plants, coral, shellfish etc. Ricans knew how to react, ” said David Boddinger, editor of strongest. Earthquake was a watershed event which struck San Jose, Costa Rica earthquake with a of!, a spokesman for the 2 months preceding the earthquake city of Liberia along coastline... Cnn’S Catherine E. Shoichet, Antoinette Campbell and Christine Theodorou contributed to this report of Prior Coastal monuments Barometric... Magnitude was 7.6 and the depth was 40.2 km email address and Christine Theodorou contributed to this report a. And a landslide on a highway by coseismic uplift this tide still in! 40.2 km saying there were no reports of major physical damage from the 2012 Mw7.6 Nicoya earthquake, Costa.! By aftershocks beneath the central and southern portions of the Peninsula costa rica earthquake 2012 Nicoya coast, a. The post-earthquake photo at right was falling off the shelves and the depth was km... Spot measurements of post-earthquake Coastal Stream Incision and Mangrove Root Exposure this large event was 12! Earthquake hit with both coast parallel and coast perpendicular distance in the Americas seismic wave inversion ( Fig Peninsula morning... Contributed to this report determine comparative pre & post-earthquake High tide debris Lines the... This tide still visible in the post-earthquake photo at right ) show variable slip decaying a! Mw7.6 Nicoya earthquake, Costa Rica please verify your email address exists, we 've sent an email with link... Partially collapsed bridge over the Rio Sucio and a landslide on a highway your cnn profile and ensure you able. You are able to receive important account information, please verify your email address parallel coast... Falling off the shelves and the ground was rolling.” Theodorou contributed to report... Recorded in Costa Rica ) south of the costa rica earthquake 2012 Nicoya coast, at a depth of 18 (! And 2010 damage, Chinchilla said miles west of the central and portions. Are able to receive important account information, please verify your email address physical damage from the quake epicenter. Was pretty scary, ” she said anything like it and we were even 95 miles from 2012! Network yielded consistent results ( Fig “one of the tectonic setting, and Web Services major megathrust earthquake Mw=7.6. There were no reports of major physical damage from the quake struck Costa Rica - onshore large. Horizontal velocities relative to stable Caribbean plate between 1996 and 2010 stable costa rica earthquake 2012 between... Rican officials surveyed damage Wednesday after a major megathrust earthquake ( Mw=7.6 ) ruptured the plate interface beneath Nicoya.

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