  | |
| UTC time | 1928-05-14 22:15:04 |
|---|---|
| ISC event | 908668 |
| USGS-ANSS | ComCat |
| Local date | May 14, 1928 |
| Local time | 17:14 |
| Magnitude | 7.2 Mw |
| Depth | 35 km (22 mi) |
| Epicenter | 5°16′S 78°34′W / 5.26°S 78.56°W / -5.26; -78.56 |
| Areas affected | Peru |
| Max. intensity | MMI X (Extreme) |
| Aftershocks | 6.9 Ms July 18 at 19:05 UTC |
| Casualties | 25 dead |
The 1928 Chachapoyas earthquake occurred on May 14 at 17:14 local time. It had a magnitude of Mw 7.2, Ms 7.3, or ML 7.3. Chachapoyas, Peru was almost completely destroyed. A landslide in Pinpincos caused the death of 25 people. Many houses were damaged in Machala, Ecuador. The maximum intensity was X (Extreme) on the Mercalli intensity scale. The earthquake could be felt in Lima. It could also be felt in Ecuador, Brazil, and Colombia.
Aftershock
A strong aftershock occurred on July 18, 1928, at 14:05 local time (19:05 UTC). Some houses which had already been damaged in the main shock collapsed.
See also
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. 675. ISBN 978-0124406520.
- PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey, September 4, 2009, archived from the original on 2020-03-13
- ^ "Historia de los Sismos mas Notables Occurridos en El Peru (1513–1974)" (PDF). p. 51. (in Spanish)
- 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)
- 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)
- "II. Estudio de Caso de los Desastres del Alto Mayo, Peru, de 1990 y 1991" (PDF). p. 7–19. (in Spanish)
- "Línea de Tiempo". Igepn.edu.ec. Archived from the original on 2012-06-20. Retrieved 2012-08-17.
- "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)
- "Historia de los Sismos mas Notables Occurridos en El Peru (1513–1974)" (PDF). (in Spanish)
External links
- The International Seismological Centre has a bibliography and/or authoritative data for this event.
| Earthquakes in the 1920s | |
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| 1920 |
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| 1921 |
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| 1923 |
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| 1925 |
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| 1927 | |
| 1928 |
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| 1929 |
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| † indicates earthquake resulting in at least 30 deaths ‡ indicates the deadliest earthquake of the year | |