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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Agrihan in Northern Mariana Islands

Posted by admin on October 2, 2015 0 Comments

Earthquake location 18.5711S, 145.815WA light earthquake magnitude 4.3 (ml/mb) has occurred on Saturday, 26 km SE of Agrihan, Northern Mariana Islands (16 miles). Global time and date of event 05/09/15 / 2015-09-05 10:12:45 / September 5, 2015 @ 10:12 am UTC/GMT. Exact location, longitude 145.815° East, latitude 18.5711° North, depth = 145.09 km. The epicenter was at a depth of 145.09 km (90 miles). Event ids that are associated to the earthquake: us20003kqc. Id of event: us20003kqc. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 20:12:45 / 8:12 pm (local time epicenter).

In the past 24 hours, there have been three, in the last 10 days five, in the past 30 days eight and in the last 365 days thirty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. 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.

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 26 km SE of Agrihan, Northern Mariana Islands.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 145.815° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.5711° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 145.09 km Depth of the event in kilometers.
Place 26km SE of Agrihan, 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 2015-09-05 10:12:45 Time when the event occurred. UTC/GMT
Updated 2015-10-02 08:36:13 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 2.219 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 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 us20003kqc Id of event.
Event Code 20003kqc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003kqc, A comma-separated list of event ids that are associated to an event.

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