1977 San Juan earthquake
  San Juan  | |
| Date | 23 November 1977 [1] |
|---|---|
| Magnitude | 7.4 Ms [2] |
| Depth | 17 km (11 mi) [1] |
| Epicenter | 31°05′S 67°47′W / 31.08°S 67.78°WCoordinates: 31°05′S 67°47′W / 31.08°S 67.78°W [1] |
| Max. intensity | IX |
| Casualties | 65 |
The 1977 San Juan earthquake, also known as Caucete earthquake, took place in the province of San Juan, Argentina, on 23 November at 09:26:23 AM. It measured 7.4 on the surface wave magnitude scale,[2] and had a maximum perceived intensity of IX (Violent) on the Mercalli intensity scale.
The earthquake caused fatalities and severe damage to buildings throughout the province, especially in the city of Caucete, where at least 65 people died. It also caused slight damage in the north of the Greater Mendoza metropolitan area.
References
- 1 2 3 Utsu, T. R. (2002), "A List of Deadly Earthquakes in the World: 1500–2000", International Handbook of Earthquake & Engineering Seismology, Part A, Volume 81A (First ed.), Academic Press, p. 683, ISBN 978-0124406520
- 1 2 Keefer, D. K.; Youd, T. L. (1994), "Liquefaction during the 1977 San Juan Province, Argentina earthquake (Ms = 7.4)", Engineering Geology, 37 (3–4): 211–233, doi:10.1016/0013-7952(94)90057-4
External links
- Listado de Terremotos Históricos (Spanish) — Instituto Nacional de Prevención Sísmica
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