The 1993 Guam earthquake occurred on August 8 at 6:34:26 pm local time with a moment magnitude of 7.8 and a maximum Mercalli intensity of IX (Violent). The thrust earthquake generated a non-destructive tsunami.
 Damage to a structure built on fill along Apra Harbor | |
  | |
| UTC time | 1993-08-08 08:34:26 |
|---|---|
| ISC event | 212641 |
| USGS-ANSS | ComCat |
| Local date | August 8, 1993 |
| Local time | 18:34:26 |
| Magnitude | 7.8 Mw[1] 8.0 Ms[2] |
| Depth | 59 km (37 mi)[1] |
| Epicenter | 13°00′N 144°45′E / 13°N 144.75°E[1] |
| Type | Thrust[3] |
| Total damage | $250 million[4] |
| Max. intensity | MMI IX (Violent)[4] |
| Tsunami | 2.13 m (7 ft 0 in)[4] |
| Casualties | 71 injured[4] |
Damage and casualties
editThe earthquake generated a non-destructive tsunami of about 6 in (15 cm), injured as many as 71 people, and inflicted about $250 million in damage on Guam.[5]
See also
editReferences
edit- ^ a b c ISC (2015), ISC-GEM Global Instrumental Earthquake Catalogue (1900–2009), Version 2.0, International Seismological Centre
- ^ "Event: GUAM". National Geophysical Data Center.
- ^ Campos, J.; Madariaga, R.; Scholz, C. (1996), "Faulting process of the August 8, 1993, Guam earthquake: A thrust event in an otherwise weakly coupled subduction zone", Journal of Geophysical Research, 101 (B8): 17581–17596, Bibcode:1996JGR...10117581C, doi:10.1029/96JB00654
- ^ a b c d PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey, September 4, 2009
- ^ Reich, Kenneth (8 August 1993). "8.1 Quake Jolts Guam During Storm; 71 Hurt". Los Angeles Times. Retrieved 19 March 2022.
Further reading
edit- Brunsdon, D. R. (1993), "The August 8, 1993 Guam earthquake", Bulletin of the New Zealand Society for Earthquake Engineering, 26 (4): 390–410, doi:10.5459/bnzsee.26.4.390-410
- Lander, James & Whiteside, Lowell & Lockridge, Patricia. (2003). Two decades of global tsunamis 1982–2002. Science of Tsunami Hazards. 21. pp. 30, 31
- Tanioka, Yuichiro; Satake, Kenji; Ruff, Larry (1995), "Analysis of seismological and tsunami data from the 1993 Guam earthquake", Pure and Applied Geophysics, 144 (3–4): 823–837, Bibcode:1995PApGe.144..823T, doi:10.1007/BF00874396, hdl:2027.42/43228, S2CID 41076803
External links
editMedia related to 1993 Guam earthquake at Wikimedia Commons
- M7.8 – Guam region – United States Geological Survey
- The International Seismological Centre has a bibliography and/or authoritative data for this event.