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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag has occurred near Farallon de Pajaros in Northern Mariana Islands

Posted by admin on December 24, 2017 0 Comments

Earthquake location 22.3263S, 143.726WA light earthquake with magnitude 4.5 (ml/mb) was detected on Wednesday, 232 km NNW of Farallon de Pajaros, Northern Mariana Islands (144 miles). The temblor was reported at 07:24:18 / 7:24 am (local time epicenter). Exact location of earthquake, longitude 143.726 East, latitude 22.3263 North, depth = 111.13 km. Unique identifier: us1000bt5c. Ids that are associated to the event: us1000bt5c. Global time and date of event 12/12/17 / 2017-12-12 21:24:18 / December 12, 2017 @ 9:24 pm UTC/GMT. The epicenter was at a depth of 111.13 km (69 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light quakes in the world. 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 three, in the past 30 days five and in the last 365 days thirty-six earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 232 km NNW of Farallon de Pajaros, Northern Mariana Islands. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 143.726° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 22.3263° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 111.13 km Depth of the event in kilometers.
Place 232km NNW of Farallon de Pajaros, Northern Mariana Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-12 21:24:18 Time when the event occurred. UTC/GMT
Updated 2017-12-24 04:56:39 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 312 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 4.951 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 141 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 us1000bt5c Id of event.
Event Code 1000bt5c An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000bt5c, A comma-separated list of event ids that are associated to an event.

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