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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Inarajan Village in Guam

Earthquake location 12.8754S, 144.9959WA light earthquake with magnitude 4.3 (ml/mb) was reported 51 kilometers (32 miles) from Inarajan Village in Guam on Saturday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 24/02/17 / 2017-02-24 22:21:32 / February 24, 2017 @ 10:21 pm UTC/GMT. The 4.3-magnitude earthquake has occurred at 08:21:32 / 8:21 am (local time epicenter). Exact location, longitude 144.9959° East, latitude 12.8754° North, depth = 63.77 km. The epicenter was at a depth of 63.77 km (40 miles). Event id: us100086t3. Ids that are associated to the earthquake: us100086t3.

The epicenter was 73 km (46 miles) from Dededo Village (c. 44 900 pop), 74 km (46 miles) from Yigo Village (c. 20 500 pop), 72 km (45 miles) from Tamuning-Tumon-Harmon Village (c. 19 700 pop), 67 km (42 miles) from Mangilao Village (c. 15 200 pop), 69 km (43 miles) from Barrigada Village (c. 8 900 pop), 67 km (41 miles) from Santa Rita Village (c. 7 500 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Yigo Village, Dededo Village, Piti Village. Country/countries that might be effected, Guam (c. 159 000 pop).

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

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 51 km SSE of Inarajan Village, Guam. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 144.9959° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 12.8754° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 63.77 km Depth of the event in kilometers.
Place 51km SSE of Inarajan 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 2017-02-24 22:21:32 Time when the event occurred. UTC/GMT
Updated 2017-03-04 23:58:44 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 284 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 0.72 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 166 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 us100086t3 Id of event.
Event Code 100086t3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100086t3, A comma-separated list of event ids that are associated to an event.

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