1974 Lima earthquake

1974 Lima earthquake
	House damage in Lima
UTC time	1974-10-03 14:21:31
ISC event	736021
USGS-ANSS	ComCat
Local date	October 3, 1974
Local time	09:21:31
Magnitude	Mw 8.1
Depth	36 km (22 mi)
Epicenter	12°15′S 77°31′W / 12.25°S 77.52°W
Areas affected	Peru
Max. intensity	MMI IX (Violent)
Casualties	78 killed, 2,400 injured

The 1974 Lima earthquake occurred on October 3 at 14:21 UTC (09:21 local time). It was located at about 80 kilometres (50 mi) southwest of Lima, Peru.^[2] The magnitude of the earthquake was put at 8.1 M_w, or M_s 7.8. The earthquake caused 78 deaths and left 2,400 injured.^[2]^[3]^[4]

Background

The intensity around Lima was generally about MM V to VII, but the maximum reached IX.^[2] Two buildings of reinforced concrete collapsed in La Molina, where the intensity was MM VIII to IX.^[5] A four-story reinforced concrete building in Callao collapsed.^[2]

The largest aftershock occurred on November 9, 1974, at 12:59 UTC (07:59 local time) with a magnitude of M_w  7.1, or M_s  7.1.^[1]^[4] The November 9 aftershock was located at about 25 km south of the main shock.^[4]

References

^ ^a ^b ^c ^d Engdahl, E. R.; Vallaseñor, A. (2002). "Global seismicity: 1900–1999" (PDF). International Handbook of Earthquake & Engineering Seismology. Part A, Volume 81A (First ed.). Academic Press. p. 683. ISBN 978-0124406520.
^ ^a ^b ^c ^d "Peru: 1974 October 03 14:21:29 UTC: Magnitude 8.1". Historic Earthquakes. United States Geological Survey.
^ "Instituto Nacional de Defensa Civil – INDECI". Instituto Nacional de Defensa Civil. Archived from the original on December 14, 2017.
^ ^a ^b ^c Langer, C. J.; Spence, William (June 1, 1995). "The 1974 Peru earthquake series". Bulletin of the Seismological Society of America. 85 (3): 665–687.
^ Morales-Soto, Nelson; Zavala, Carlos (April 2008). "Terremotos en el litoral central del Perú: ¿podría ser Lima el escenario de un futuro desastre?" [Earthquakes in the central coast of Peru: could it be Lima the scene of a future disaster?]. Revista Peruana de Medicina Experimental y Salud Publica (in Spanish). 25 (2): 217–224.

External links

The International Seismological Centre has a bibliography and/or authoritative data for this event.

[Engdahl-1] Engdahl, E. R.; Vallaseñor, A. (2002). "Global seismicity: 1900–1999" (PDF). International Handbook of Earthquake & Engineering Seismology. Part A, Volume 81A (First ed.). Academic Press. p. 683. ISBN 978-0124406520.

[USGS_Peru_1974-2] "Peru: 1974 October 03 14:21:29 UTC: Magnitude 8.1". Historic Earthquakes. United States Geological Survey.

[INDECI_2011-3] "Instituto Nacional de Defensa Civil – INDECI". Instituto Nacional de Defensa Civil. Archived from the original on December 14, 2017.

[Langer_and_Spence-4] Langer, C. J.; Spence, William (June 1, 1995). "The 1974 Peru earthquake series". Bulletin of the Seismological Society of America. 85 (3): 665–687.

[Morales-Soto_&_Zavala_2008-5] Morales-Soto, Nelson; Zavala, Carlos (April 2008). "Terremotos en el litoral central del Perú: ¿podría ser Lima el escenario de un futuro desastre?" [Earthquakes in the central coast of Peru: could it be Lima the scene of a future disaster?]. Revista Peruana de Medicina Experimental y Salud Publica (in Spanish). 25 (2): 217–224.

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1974 Lima earthquake

Background

See also

References

External links

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