The 1999 Tehuacán earthquake, or the 1999 Central Mexico earthquake, occurred on June 15 at 15:42 local time (20:42 UTC) near Tehuacán, Puebla, Mexico, close to the state of Oaxaca. The earthquake measured 7.0 on the moment magnitude scale.
   | |
| UTC time | 1999-06-15 20:42:05 |
|---|---|
| ISC event | 1653844 |
| USGS-ANSS | ComCat |
| Local date | 15 June 1999 |
| Local time | 15:42 |
| Magnitude | Mw 7.0 |
| Depth | 70 km |
| Epicenter | 18°23′10″N 97°26′10″W / 18.386°N 97.436°W |
| Max. intensity | MMI VIII (Severe) |
| Landslides | Yes[1] |
| Casualties | 14 dead, 200 injured[1] |
Damage
editFourteen people were reported dead, and about 200 injured, many historic buildings and monuments were damaged. 5,306 houses were destroyed, 15,688 partially damaged, and 9,682 slightly damaged.[2] Many houses collapsed in the state of Puebla, including parts of the Puebla City Hall.[1][3] The state of Puebla was declared a disaster area.[4]
Geology
editThe Cocos plate is subducting beneath the North American plate in the Middle America Trench. This was an intraslab earthquake,[5] and the epicenter had some distance from the Middle American Trench. This was the tenth earthquake since 1864 with magnitude larger than 6.5 and similar location of epicenter.[6]
See also
editReferences
edit- ^ a b c Dillon, Sam (June 16, 1999). "Earthquake Kills 14 in Mexico And Injures Dozens in Puebla". The New York Times. Retrieved October 19, 2012.
- ^ http://www.eclac.org/mexico/publicaciones/sinsigla/xml/5/8385/doc6.pdf [dead link]
- ^ http://www.igeograf.unam.mx/instituto/publicaciones/boletin/bol43/b43art2.pdf [dead link]
- ^ Sheridan, Mary Beth (June 16, 1999). "6.7 Temblor in Mexico Kills 12". Los Angeles Times. Retrieved October 19, 2012.
- ^ García, Daniel; Singh, Shri Krishna; Herráiz, Miguel; Ordaz, Mario; Pacheco, Javier Francisco (December 2005). "Inslab Earthquakes of Central Mexico: Peak Ground-Motion Parameters and Response Spectra" (PDF). Bulletin of the Seismological Society of America. 95 (6): 2272–2282. Bibcode:2005BuSSA..95.2272G. doi:10.1785/0120050072. Archived from the original (PDF) on 2011-06-10. Retrieved 2010-09-16.
- ^ "Capítulo 2, Sismología" (PDF). Archived from the original (PDF) on 2011-07-22. Retrieved 2010-09-16.
External links
edit- Magnitude 7.0 Central Mexico – United States Geological Survey
- The International Seismological Centre has a bibliography and/or authoritative data for this event.