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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Merizo Village in Guam

Earthquake location 13.019S, 143.9991WA light earthquake with magnitude 4.2 (ml/mb) was detected on Saturday, 77 kilometers (48 miles) from Merizo Village in Guam. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake was detected at 19:16:46 / 7:16 pm (local time epicenter). The epicenter of the earthquake was roughly 177.21 km (110 miles) below the earth’s surface. Exact time and date of earthquake 17/11/18 / 2018-11-17 09:16:46 / November 17, 2018 @ 9:16 am UTC/GMT. Event id: us1000hvvf. Ids that are associated to the earthquake: us1000hvvf. Exact location of earthquake, longitude 143.9991 East, latitude 13.019 North, depth = 177.21 km.

The epicenter was 84 km (52 miles) from Santa Rita Village (c. 7 500 pop), 82 km (51 miles) from Agat Village (c. 5 700 pop), 90 km (56 miles) from Talofofo Village (c. 3 200 pop), 86 km (53 miles) from Inarajan Village (c. 3 100 pop), 78 km (48 miles) from Merizo Village (c. 2 200 pop), 93 km (58 miles) from Asan-Maina Village (c. 2 100 pop). Closest city/cities/towns to epicentrum/hypocenter was Asan-Maina Village, Talofofo Village, Piti Village (min 5000 pop). Nearby country/countries, Guam (c. 159 000 pop) (That might be effected).

There are an estimated 13,000 light earthquakes 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 two, in the last 10 days five, in the past 30 days seven and in the last 365 days fourty earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 77 km WSW of Merizo 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 143.9991° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 13.019° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 177.21 km Depth of the event in kilometers.
Place 77km WSW of Merizo 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 2018-11-17 09:16:46 Time when the event occurred. UTC/GMT
Updated 2018-12-14 07:52:38 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 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 1.018 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 99 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 us1000hvvf Id of event.
Event Code 1000hvvf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hvvf, A comma-separated list of event ids that are associated to an event.

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