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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag has occurred near Piti Village in Guam

Earthquake location 13.5768S, 144.543WA light earthquake with magnitude 4.6 (ml/mb) was reported 20 kilometers (12 miles) from Piti Village in Guam on Monday. The earthquake was roughly at a depth of 120.04 km (75 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake has occurred at 15:54:59 / 3:54 pm (local time epicenter). Global date and time of event UTC/GMT: 04/01/21 / 2021-01-04 15:54:59 / January 4, 2021 @ 3:54 pm. All ids that are associated to the event: us6000d89n. Unique identifier: us6000d89n. Exact location of earthquake, longitude 144.543 East, latitude 13.5768 North, depth = 120.04 km.

Close country/countries, Guam (c. 159 000 pop) (That might be effected). Epicenter of the earthquake was 33 km (20 miles) from Dededo Village (c. 44 900 pop), 38 km (23 miles) from Yigo Village (c. 20 500 pop), 28 km (17 miles) from Tamuning-Tumon-Harmon Village (c. 19 700 pop), 31 km (20 miles) from Mangilao Village (c. 15 200 pop), 30 km (19 miles) from Barrigada Village (c. 8 900 pop), 25 km (16 miles) from Santa Rita Village (c. 7 500 pop), 29 km (18 miles) from Mongmong-Toto-Maite Village (c. 6 800 pop). Nearest cities/city/villages to epicentrum/hypocenter was Inarajan Village, Yigo Village, Merizo Village (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days seven and in the last 365 days fifty-six earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 20 km NW of Piti Village, Guam. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 144.543° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.5768° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 120.04 km Depth of the event in kilometers.
Place 20 km NW of Piti 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 2021-01-04 15:54:59 Time when the event occurred. UTC/GMT
Updated 2021-01-14 14:55:33 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 326 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 0.316 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.28 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 119 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 us6000d89n Id of event.
Event Code 6000d89n An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000d89n, A comma-separated list of event ids that are associated to an event.

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