1974 Lima earthquake
The 1974 Lima earthquake occurred on October 3 at 14:21 UTC (09:21 local time). It was located at about 80 km southwest of Lima, Peru.[2] The magnitude of the earthquake was put at 8.1 Mw, or Ms 7.8. The earthquake caused 78 deaths and about 2400 injured.[2][3][4]
  | |
| 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 [1] |
| Depth | 36 km (22 mi) [1] |
| Epicenter | 12.25°S 77.52°W [1] |
| Areas affected | Peru |
| Max. intensity | IX (Violent) |
| Casualties | 78 killed |
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 Mw 7.1, or Ms 7.1.[1][4] The November 9 aftershock was located at about 25 km south of the main shock.[4]
References
- 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.
- "Peru: 1974 October 03 14:21:29 UTC: Magnitude 8.1". Historic Earthquakes. USGS.
- "Archived copy". Instituto Nacional de Defensa Civil. Archived from the original on December 14, 2017.CS1 maint: archived copy as title (link)
- 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.
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