List of earthquakes in Guam

Earthquakes in Guam are infrequent but are often accompanied by tsunami. The small island, which is an unincorporated and organized territory of the United States, lies at the extreme southern end of the Mariana Islands and at the eastern margin of the Philippine Sea Plate.

Date	Region	M		MMI	Fatalities	Injuries	Comments
April 1825				VIII			Moderate damage / tsunami	NGDC
May 1834							Moderate damage	NGDC
1849-01-25		7.5		IX		Some	Severe damage / tsunami	NGDC
1892-05-16		7.5	Ms	VIII			Moderate damage / tsunami	NGDC
1902-09-22		8.1	Ms	IX		Few	Severe damage	NGDC
1903-02-10				VII			Minimal damage / tsunami	NGDC
1909-12-09		8.0		VIII			Moderate damage / tsunami	NGDC
1975-11-01		6.1	Mb	VII			Minimal damage / tsunami	NGDC
1993-08-08		7.8	Mw	IX		48–71	$250 million in damage / non-destructive tsunami
1997-04-23		6.5	Mw	VII		4	Some damage	[1]
2001-10-12		7.0	Mw	VII		1	Some damage	[2]
2002-04-26		7.1	Mw	VII		5	Minor damage	[3]
Note: The inclusion criteria for adding events are based on WikiProject Earthquakes' notability guideline that was developed for stand alone articles. The principles described also apply to lists. In summary, only damaging, injurious, or deadly events should be recorded.

References

1. USGS. "M6.5 - Guam region". United States Geological Survey.
2. USGS. "M7.0 - Guam region". United States Geological Survey.
3. USGS. "M7.1 - Guam region". United States Geological Survey.

Sources

• NGDC, Significant Earthquake Database, National Geophysical Data Center, NOAA, doi:10.7289/V5TD9V7K