1993 Guam earthquake

1993 Guam earthquake

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 (1993-08-08)
Local time	18:34:26
Magnitude	7.8 Mw [1] 8.0 Ms [2]
Depth	59 km (37 mi) [1]
Epicenter	13°00′N144°45′E / 13°N 144.75°E / 13; 144.75 [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]

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 and casualties

The 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

• List of earthquakes in 1993
• List of earthquakes in Guam

References

1. ISC (2015), ISC-GEM Global Instrumental Earthquake Catalogue (1900–2009), Version 2.0, International Seismological Centre
2. "Event: GUAM". National Geophysical Data Center.
3. 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
4. PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey, September 4, 2009
5. Reich, Kenneth (8 August 1993). "8.1 Quake Jolts Guam During Storm; 71 Hurt". Los Angeles Times. Retrieved 19 March 2022.

Further reading

• 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

• Media 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.