Informe preliminar Terremoto 22 de abril 1991, Ms: 7.4 Valle de La Estrella, Limón, Costa Rica
Fecha
1991-05
Autores
Montero, C
Segura, J
Malavasi, F
Güendel, V
Gonzáles, V
Fernández, E
De Obaldia, F
Rojas, D
Rodriguez, H
Mata, A
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Universidad Nacional, Costa Rica
Resumen
El sismo del 22 de abril de 1991, Ms=7.4, se ubicó con epicentro 39.5 kms al sur de puerto Limón, Costa Rica, una latitud de 80 kms y una longitud de 60 km a una profundidad de 17 kms. Este sismo de magnitud elevada para eventos de intraplaca (ubicados cerca de la superficie), produjo daños de gran envergadura en la infraestructura de puerto Limón y la región del Caribe de Costa Rica. La falla responsable del terremoto del Valle de la Estrella, es una falla inversa, con ángulo de buzamiento variable en dirección del continente.
The April 22, 1991, earthquake, Ms=7.4, was located with its epicenter 39.5 km south of Puerto Limón, Costa Rica, at a latitude of 80 km and a longitude of 60 km at a depth of 17 km. This earthquake, of high magnitude for an intraplate event (located near the surface), caused extensive damage to the infrastructure of Puerto Limón and the Caribbean region of Costa Rica. The fault responsible for the Valle de la Estrella earthquake is a reverse fault, with a variable dip angle in the direction of the continent.
The April 22, 1991, earthquake, Ms=7.4, was located with its epicenter 39.5 km south of Puerto Limón, Costa Rica, at a latitude of 80 km and a longitude of 60 km at a depth of 17 km. This earthquake, of high magnitude for an intraplate event (located near the surface), caused extensive damage to the infrastructure of Puerto Limón and the Caribbean region of Costa Rica. The fault responsible for the Valle de la Estrella earthquake is a reverse fault, with a variable dip angle in the direction of the continent.
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Palabras clave
TERREMOTO, EARTHQUAKE, LIMÓN (COSTA RICA), OVSICORI, TECTONICA GLOBAL, GLOBAL TECTONICS