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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Merizo Village in Guam

Posted by admin on December 28, 2017 0 Comments

Earthquake location 12.1461S, 143.9662WA light earthquake with magnitude 4.2 (ml/mb) was detected on Thursday, 145 km SSW of Merizo Village, Guam (90 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 30/11/17 / 2017-11-30 06:18:49 / November 30, 2017 @ 6:18 am. The earthquake was roughly at a depth of 10 km (6 miles). Id of earthquake: us2000c1n2. Event ids that are associated: us2000c1n2. The temblor was picked up at 16:18:49 / 4:18 pm (local time epicenter). Exact location of earthquake, longitude 143.9662 East, latitude 12.1461 North, depth = 10 km.

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 five, in the last 10 days seven, in the past 30 days eighteen and in the last 365 days thirty-seven earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 145 km SSW of Merizo Village, Guam.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 143.9662° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 12.1461° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 145km SSW 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 2017-11-30 06:18:49 Time when the event occurred. UTC/GMT
Updated 2017-12-28 13:02:32 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 1.682 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 121 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 us2000c1n2 Id of event.
Event Code 2000c1n2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000c1n2, A comma-separated list of event ids that are associated to an event.

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