1928 Chachapoyas earthquake

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1928 Chachapoyas earthquake
Peru physical map.svg
Bullseye1.png
UTC  time1928-05-14 22:15:04
ISC  event 908668
USGS-ANSS ComCat
Local dateMay 14, 1928
Local time17:14
Magnitude7.2 Mw [1]
Depth35 km (22 mi) [1]
Epicenter 5°16′S78°34′W / 5.26°S 78.56°W / -5.26; -78.56 [1]
Areas affectedPeru
Max. intensity X (Extreme) [1]
Aftershocks6.9 Ms July 18 at 19:05 UTC [2]
Casualties25 dead

The 1928 Chachapoyas earthquake occurred on May 14 at 17:14 local time. [3] It had a magnitude of Mw 7.2, [1] Ms 7.3, [4] or ML 7.3. Chachapoyas, Peru was almost completely destroyed. A landslide in Pinpincos caused the death of 25 people. [5] [6] Many houses were damaged in Machala, Ecuador. [7] The maximum intensity was X (Extreme) on the Mercalli intensity scale. [8] The earthquake could be felt in Lima. It could also be felt in Ecuador, Brazil, and Colombia.

Contents

Aftershock

A strong aftershock occurred on July 18, 1928, at 14:05 local time (19:05 UTC). [9] Some houses which had already been damaged in the main shock collapsed. [3]

See also

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References

  1. 1 2 3 4 5 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. 675. ISBN   978-0124406520.
  2. ↑ USGS (September 4, 2009), PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey, archived from the original on 2020-03-13
  3. 1 2 "Historia de los Sismos mas Notables Occurridos en El Peru (1513–1974)" (PDF). p. 51. (in Spanish)
  4. ↑ Hurtado, Jorge; Chang, Luis (2005). “Vulnerabilidad Sismica Estructural Y Efectos de Sitio" Archived 2012-03-28 at the Wayback Machine (PDF). XVII Simposio. CISMID. (in Spanish)
  5. ↑ Hurtado, Jorge; Change, Luis (2005). "Mapa de Areas de Deslizamientos por Sismos en El Peru" Archived 2012-02-27 at the Wayback Machine (PDF). Universidad Nacional de Ingeniería, Lima – Perú. (in Spanish)
  6. ↑ "II. Estudio de Caso de los Desastres del Alto Mayo, Peru, de 1990 y 1991" (PDF). p. 7–19. (in Spanish)
  7. ↑ "Línea de Tiempo". Igepn.edu.ec. Archived from the original on 2012-06-20. Retrieved 2012-08-17.
  8. ↑ "Banco de Datos de Mapas de Isosistas en El Peru" Archived 2011-10-08 at the Wayback Machine (PDF). FIC-University National de Ingenieria. (in Spanish)
  9. ↑ "Historia de los Sismos mas Notables Occurridos en El Peru (1513–1974)" (PDF). (in Spanish)
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