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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag was detected near Asan-Maina Village in Guam

Earthquake location 13.8218S, 144.5773WA light earthquake with magnitude 4.2 (ml/mb) was reported 41 kilometers (25 miles) from Asan-Maina Village in Guam on Wednesday. The temblor was detected at 19:00:58 / 7:00 pm (local time epicenter). Global date and time of event UTC/GMT: 03/02/16 / 2016-02-03 09:00:58 / February 3, 2016 @ 9:00 am. Event ids that are associated to the earthquake: us20004y55. Id of event: us20004y55. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 133.4 km (83 miles) below the earth’s surface. Exact location of event, depth 133.4 km, 144.5773° East, 13.8218° North.

Closest city/cities/towns to epicentrum/hypocenter was Inarajan Village, Merizo Village, Umatac Village (min 5000 pop). The epicenter was 44 km (27 miles) from Dededo Village (c. 44 900 pop), 46 km (29 miles) from Yigo Village (c. 20 500 pop), 43 km (27 miles) from Tamuning-Tumon-Harmon Village (c. 19 700 pop), 48 km (30 miles) from Mangilao Village (c. 15 200 pop), 46 km (29 miles) from Barrigada Village (c. 8 900 pop), 50 km (31 miles) from Santa Rita Village (c. 7 500 pop). Close country/countries that might be effected, Guam (c. 159 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days four and in the last 365 days twenty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light quakes in the world each year.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 41 km NNW of Asan-Maina Village, Guam. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 144.5773° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.8218° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 133.4 km Depth of the event in kilometers.
Place 41km NNW of Asan-Maina Village, Guam Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-03 09:00:58 Time when the event occurred. UTC/GMT
Updated 2016-02-28 08:25:07 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 271 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.365 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 203 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20004y55 Id of event.
Event Code 20004y55 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004y55, A comma-separated list of event ids that are associated to an event.

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